AC Optocouplers
Reviewed by: Jon Lowy, consulting engineer
Description
AC optocouplers are electronic components designed to isolate low voltage logic circuits from high voltage AC lines. They consist of a gallium arsenide (GaAs) infrared LED optically coupled to a TRIAC, which allows them to control resistive, inductive, or capacitive loads such as motors, solenoids, high current thyristors, or relays. These devices are available in space-saving DIP-6 and SMD-6 packages, offering high robustness and noise isolation.
Working Principle
AC optocouplers operate by converting electrical signals into optical signals and then back into electrical signals. The GaAs infrared LED emits photons when an electrical current passes through it. These photons travel across an optical barrier and are detected by a TRIAC, which then switches the AC load. This optical isolation ensures that the low voltage control side is electrically isolated from the high voltage AC side, providing safety and noise immunity. The zero-crossing TRIAC models reduce electromagnetic interference (EMI) by switching at the zero voltage point of the AC waveform, while random-phase TRIAC models allow for phase-independent switching.
Applications
AC optocouplers are used in various applications where isolation between control and power circuits is essential. Specific examples include: - Controlling motors in industrial automation systems. - Switching solenoids in HVAC systems. - Isolating high current thyristors in power control circuits. - Driving relays in home appliances. - Managing TRIACs in lighting control systems.
Advantages over other Optocouplers
AC optocouplers offer several advantages over other types of optocouplers: - Noise Isolation: They provide excellent noise isolation, making them suitable for environments with high electromagnetic interference. - Space-Saving: Available in compact DIP-6 and SMD-6 packages, they save board space in densely packed circuits. - EMI Reduction: Zero-crossing TRIAC models reduce EMI without the need for external snubber networks, simplifying circuit design. - Phase-Independent Switching: Random-phase TRIAC models enable switching at any point in the AC cycle, offering greater flexibility in control applications.
Limitations
Despite their advantages, AC optocouplers have some limitations: - Non-Linear Transfer Function: The transfer function between input and output is not linear, which can vary from unit to unit, making them less suitable for analog signal applications. - Operating Frequency Range: Parasitic capacitance can limit their operating frequency range and switching performance. - Current Transfer Ratio (CTR): Variations in the current transfer ratio can affect performance consistency across different units.
Considerations
When selecting and using AC optocouplers, several factors should be considered: - Initial Costs: AC optocouplers can be more expensive than simpler isolation methods, but they offer significant benefits in terms of safety and noise immunity. - Operating Expense: They typically have low operating expenses due to their solid-state construction, which reduces wear and tear. - Durability: AC optocouplers are highly durable and offer minimal fatigue compared to electromechanical relays. - Accuracy: While they are excellent for digital signal isolation, their non-linear transfer function can limit accuracy in analog applications. - Replacement and Maintenance Costs: These devices generally have low maintenance costs due to their robust construction, but variations in performance parameters like CTR may necessitate occasional recalibration or replacement in precision applications.
from Win Source Electronics
Manufacturer: ON Semiconductor. Win Source Part Number: 1178171-H11AA814SD. Packaging: Tape and Reel. Mounting Style: SMD. Output Type: Transistor. Input Type: AC, DC. Current - Output / Channel: 50mA. Voltage - Isolation: 5300Vrms. Categories: Isolators. Supplier Device Package: 4-SMD. Status:... [See More]
- Input: AC; DC; AC, DC
- Output: Phototransistor; Transistor
- Mounting Option: Surface Mount
- Isolation Voltage: 5300
from RS Components, Ltd.
OPIC Photocoupler 50mA 5-pin Mini Flat [See More]
- Input: AC
- Output: Phototransistor; Transistor
- Mounting Option: Surface mount
- Rise Time: 0.1000
from WAGO
Optocoupler module; Nominal input voltage: 230 VAC; Output voltage range: 20 … 30 VDC; Limiting continuous current: 0.5 A; 3-wire connection/low-side switching; Red status indicator; Module width: 6 mm; gray [See More]
- Input: AC
from DigiKey
OPTOISO 5KV 2CH PUSH PULL 8-SO [See More]
- Input: AC; DC
- Mounting Option: Surface Mount
- Package Type: "8-SOIC (0.295"", 7.50mm Width)"
- Forward Current: 8
from Win Source Electronics
Manufacturer: Broadcom Limited. Win Source Part Number: 1135361-ACPL-824-300E. Packaging: Tube. Mounting Style: SMD. Output Type: Transistor. Input Type: AC, DC. Current - Output / Channel: 50mA. Number of Channels: 2. Voltage - Isolation: 5000Vrms. Categories: Isolators. Supplier Device Package:... [See More]
- Input: AC; DC; AC, DC
- Output: Phototransistor; Transistor
- Mounting Option: Surface Mount
- Isolation Voltage: 5000
from RS Components, Ltd.
Vishay SFH 6286-2T Optocoupler [See More]
- Input: AC
- Output: Phototransistor; Transistor
- Mounting Option: Surface Mount; Surface mount
- Rise Time: 3.5
from WAGO
Optocoupler module; Nominal input voltage: 230 VAC; Output voltage range: 20 … 30 VDC; Limiting continuous current: 0.5 A; 3-wire connection/high-side switching; Red status indicator; Module width: 6 mm; gray [See More]
- Input: AC
from DigiKey
OPTOISOLTR 3.75KV PUSH PULL 6-SO [See More]
- Input: AC; DC
- Mounting Option: Surface Mount
- Package Type: "6-SOIC (0.179"", 4.55mm Width), 5 Leads"
- Forward Current: 10
from Win Source Electronics
Manufacturer: Broadcom Limited. Win Source Part Number: 1135362-ACPL-824-500E. Packaging: Tape and Reel. Mounting Style: SMD. Output Type: Transistor. Input Type: AC, DC. Current - Output / Channel: 50mA. Number of Channels: 2. Voltage - Isolation: 5000Vrms. Categories: Isolators. Supplier Device... [See More]
- Input: AC; DC; AC, DC
- Output: Phototransistor; Transistor
- Mounting Option: Surface Mount
- Isolation Voltage: 5000
from RS Components, Ltd.
Optocoupler AC-input 80V 100-600% SOP4 [See More]
- Input: AC
- Output: Phototransistor; Phototransistor
- Mounting Option: Surface mount
- Rise Time: 2
from DigiKey
HI-SPEED OPTOCPLR SO-5 [See More]
- Input: AC; DC
- Mounting Option: Surface Mount
- Package Type: "6-SOIC (0.173"", 4.40mm Width), 5 Leads"
- Forward Current: 30
from Win Source Electronics
Win Source Part Number: 1127130-TLP292-4(LGBTR,E. Category: Isolators >Optoisolators - Transistor, Photovoltaic Output. Package: Tape & Reel. Standard Package: 2,000. Mounting: SMD (SMT). Output Type: Transistor. Input Type: AC, DC. Current - DC Forward (If) (Max): 50 mA. Voltage - Forward... [See More]
- Input: AC; DC; AC, DC
- Output: Phototransistor; Transistor
- Mounting Option: Surface Mount; 16-SOIC (0.179", 4.55mm Width)
- Isolation Voltage: 3750
from RS Components, Ltd.
Vishay SFH620A-3 Optocoupler [See More]
- Input: AC
- Output: Phototransistor; Transistor
- Mounting Option: Through hole
- Rise Time: 2
from DigiKey
Logic Output Optoisolator Darlington 5000Vrms 1 Channel CMTI 4-DIP [See More]
- Input: AC; DC
- Mounting Option: Through Hole
- Package Type: "4-DIP (0.300"", 7.62mm)"
- Forward Current: 50
from Win Source Electronics
Win Source Part Number: 1151419-TLP290-4(TP,E. Category: Isolators >Optoisolators - Transistor, Photovoltaic Output. Package: Tape & Reel. Standard Package: 2,000. Mounting: SMD (SMT). Output Type: Transistor. Input Type: AC, DC. Current - DC Forward (If) (Max): 50 mA. Voltage - Forward (Vf)... [See More]
- Input: AC; DC; AC, DC
- Output: Phototransistor; Transistor
- Mounting Option: Surface Mount; 16-SOIC (0.179", 4.55mm Width)
- Isolation Voltage: 2500
from RS Components, Ltd.
Vishay SFH628A-3 Optocoupler [See More]
- Input: AC
- Output: Phototransistor; Transistor
- Mounting Option: Through hole
- Approvals: RoHS Compliant
from DigiKey
Logic Output Optoisolator Darlington 5000Vrms 1 Channel CMTI 4-DIP [See More]
- Input: AC; DC
- Mounting Option: Through Hole
- Package Type: "4-DIP (0.400"", 10.16mm)"
- Forward Current: 50
from Win Source Electronics
Win Source Part Number: 1243422-SFH6286-4X001. Category: Isolators >Optoisolators - Transistor, Photovoltaic Output. Package: Tube. Standard Package: 100. Mounting: SMD (SMT). Output Type: Transistor. Input Type: AC, DC. Current - DC Forward (If) (Max): 50 mA. Voltage - Forward (Vf) (Typ): 1.1V. [See More]
- Input: AC; DC; AC, DC
- Output: Phototransistor; Transistor
- Mounting Option: Surface Mount; 4-SMD, Gull Wing
- Isolation Voltage: 5300
from RS Components, Ltd.
Sharp PC357N1J000F Optocoupler [See More]
- Input: AC
- Output: Phototransistor; Transistor
- Mounting Option: Surface mount
- Rise Time: 4
from DigiKey
Logic Output Optoisolator Darlington 5000Vrms 1 Channel CMTI 4-SMD [See More]
- Input: AC; DC
- Mounting Option: Surface Mount
- Package Type: 4-SMD, Gull Wing
- Forward Current: 50
from Win Source Electronics
Win Source Part Number: 1243428-SFH628A-3X017. Category: Isolators >Optoisolators - Transistor, Photovoltaic Output. Package: Tube. Standard Package: 4,000. Mounting: SMD (SMT). Output Type: Transistor. Input Type: AC, DC. Current - DC Forward (If) (Max): 50 mA. Voltage - Forward (Vf) (Typ):... [See More]
- Input: AC; DC; AC, DC
- Output: Phototransistor; Transistor
- Mounting Option: Surface Mount; 4-SMD, Gull Wing
- Isolation Voltage: 5300
from RS Components, Ltd.
Sharp PC354NJ0000F Optocoupler [See More]
- Input: AC
- Output: Phototransistor; Transistor
- Mounting Option: Surface mount
- Rise Time: 4
from DigiKey
Logic Output Optoisolator 50MBd Push-Pull, Totem Pole 5000Vrms 1 Channel 25kV/ µs CMTI 6-SO [See More]
- Input: AC; DC
- Mounting Option: Surface Mount
- Package Type: "6-SOIC (0.295"", 7.50mm Width)"
- Forward Current: 15
from Win Source Electronics
Win Source Part Number: 1243455-TLP292-4(V4LATRE. Category: Isolators >Optoisolators - Transistor, Photovoltaic Output. Package: Tape & Reel. Standard Package: 2,000. Mounting: SMD (SMT). Output Type: Transistor. Input Type: AC, DC. Current - DC Forward (If) (Max): 50 mA. Voltage - Forward... [See More]
- Input: AC; DC; AC, DC
- Output: Phototransistor; Transistor
- Mounting Option: Surface Mount; 16-SOIC (0.179", 4.55mm Width)
- Isolation Voltage: 3750
from RS Components, Ltd.
IC, Fairchild, FODM2705R2 [See More]
- Input: AC
- Output: Phototransistor; Phototransistor
- Mounting Option: Surface mount
- Rise Time: 3
from DigiKey
Optoisolator AC Line Monitor 2500Vrms 1 Channel 8-PDIP [See More]
- Input: AC; DC
- Mounting Option: Through Hole
- Package Type: "8-DIP (0.300"", 7.62mm)"
- Isolation Voltage: 2500
from Win Source Electronics
Manufacturer: Toshiba Semiconductor and Storage. Win Source Part Number: 1331902-TLP290-4(GB,E). Category: Isolators >Optoisolators - Transistor, Photovoltaic Output. Packaging: Tube. Standard Package: 50. Mounting: Surface Mount. Output Type: Transistor. Input Type: AC, DC. Current - DC Forward... [See More]
- Input: AC; DC; AC, DC
- Output: Phototransistor; Transistor
- Mounting Option: Surface Mount; 16-SOIC (0.179", 4.55mm Width)
- Isolation Voltage: 2500
from RS Components, Ltd.
SINGLE CHANNEL TRIAC COUPLER [See More]
- Input: AC
- Output: Triac
- Mounting Option: Through hole
- Approvals: RoHS Compliant
from DigiKey
OPTOISO 2.5KV AC MONITOR 8SMD [See More]
- Input: AC; DC
- Mounting Option: Surface Mount
- Package Type: 8-SMD, Gull Wing
- Isolation Voltage: 2500
from Win Source Electronics
Win Source Part Number: 1337774-TLP292-4(4LGBTPE. Category: Isolators - Optoisolators - Transistor, Photovoltaic Output Optoisolators. Package: Tape & Reel. Standard Package: 2,000. Output Type: Transistor. Input Type: AC, DC. Rise / Fall Time (Typ): 2 µs, 3 µs. Current - Output /... [See More]
- Input: AC; DC; AC, DC
- Output: Phototransistor; Transistor
- Mounting Option: 16-SOIC (0.179", 4.55mm Width)
- Isolation Voltage: 3750
from RS Components, Ltd.
SINGLE CHANNEL TRIAC COUPLER [See More]
- Input: AC
- Output: Triac
- Mounting Option: Through hole
- Approvals: RoHS Compliant
from DigiKey
Optoisolator AC Line Monitor 2500Vrms 1 Channel 8-SMD [See More]
- Input: AC; DC
- Mounting Option: Surface Mount
- Package Type: 8-SMD, Gull Wing
- Isolation Voltage: 2500
from Win Source Electronics
Win Source Part Number: 1371987-TLP292-4(GB,E. Category: Isolators - Optoisolators - Transistor, Photovoltaic Output Optoisolators. Temperature Range - Operating: -55 °C ~ 125 °C. Fake Threat In the Open Market: 47 pct. MSL Level: 1 (Unlimited). Mfr: Toshiba Semiconductor and Storage. [See More]
- Input: AC; DC; AC, DC
- Output: Phototransistor; Transistor
- Mounting Option: 16-SOIC (0.179", 4.55mm Width)
- Isolation Voltage: 3750
from RS Components, Ltd.
SINGLE CHANNEL TRIAC COUPLER [See More]
- Input: AC
- Output: Triac
- Mounting Option: Through hole
- Approvals: RoHS Compliant
from DigiKey
Optoisolator Channel [See More]
- Input: AC; DC
- Mounting Option: Through Hole
- Package Type: "8-DIP (0.400"", 10.16mm)"
- Isolation Voltage: 2500
from Win Source Electronics
Win Source Part Number: 1372008-TLP292-4(LA-TR,E. Category: Isolators - Optoisolators - Transistor, Photovoltaic Output Optoisolators. Temperature Range - Operating: -55 °C ~ 125 °C. Fake Threat In the Open Market: 36 pct. MSL Level: 1 (Unlimited). Mfr: Toshiba Semiconductor and Storage. [See More]
- Input: AC; DC; AC, DC
- Output: Phototransistor; Transistor
- Mounting Option: 16-SOIC (0.179", 4.55mm Width)
- Isolation Voltage: 3750
from RS Components, Ltd.
SINGLE CHANNEL TRIAC COUPLER [See More]
- Input: AC
- Output: Triac
- Mounting Option: Through hole
- Approvals: RoHS Compliant
from DigiKey
Optoisolator Line Receiver 3750Vrms 1 Channel 8-DIP [See More]
- Input: AC; DC
- Mounting Option: Through Hole
- Package Type: "8-DIP (0.300"", 7.62mm)"
- Isolation Voltage: 3750
from Win Source Electronics
Win Source Part Number: 1372010-TLP292-4(V4LATPE. Category: Isolators - Optoisolators - Transistor, Photovoltaic Output Optoisolators. Temperature Range - Operating: -55 °C ~ 125 °C. Fake Threat In the Open Market: 38 pct. MSL Level: 1 (Unlimited). Mfr: Toshiba Semiconductor and Storage. [See More]
- Input: AC; DC; AC, DC
- Output: Phototransistor; Transistor
- Mounting Option: 16-SOIC (0.179", 4.55mm Width)
- Isolation Voltage: 3750
from RS Components, Ltd.
SINGLE CH. ZERO CROSSING TRIAC COUPLER [See More]
- Input: AC
- Output: Triac
- Mounting Option: Through hole
- Approvals: RoHS Compliant
from DigiKey
Optoisolator Line Receiver 3750Vrms 1 Channel 8-DIP Gull Wing [See More]
- Input: AC; DC
- Mounting Option: Surface Mount
- Package Type: 8-SMD, Gull Wing
- Isolation Voltage: 3750
from Win Source Electronics
Manufacturer: ON Semiconductor. Win Source Part Number: 1223473-MID400S. Packaging: Tube. Type: AC Line Monitor. Mounting Style: SMD. Approvals: UR. Input Type: AC, DC. Current - Output / Channel: 20mA. Voltage - Isolation: 2500Vrms. Categories: Isolators. Supplier Device Package: 8-SMD. Temperature... [See More]
- Input: AC; DC; AC, DC
- Isolation Voltage: 2500
- Mounting Option: Surface Mount
from RS Components, Ltd.
SINGLE CH. ZERO CROSSING TRIAC COUPLER [See More]
- Input: AC
- Output: Triac
- Mounting Option: Through hole
- Approvals: RoHS Compliant
from DigiKey
Optoisolator AC Line Monitor 2500Vrms 1 Channel 8-DIP [See More]
- Input: AC; DC
- Mounting Option: Through Hole
- Package Type: "8-DIP (0.300"", 7.62mm)"
- Isolation Voltage: 2500
from Win Source Electronics
Manufacturer: Toshiba Semiconductor and Storage. Win Source Part Number: 712600-TLP2098(F). Packaging: Tube. Mounting Style: SMD. Output Type: Push-Pull, Totem Pole. Data Rate: 5Mbps. Input Type: AC, DC. Current - Output / Channel: 25mA. Voltage - Isolation: 3750Vrms. Inputs - Side 1/Side 2: 1/0. [See More]
- Input: AC; DC; AC, DC
- Output: Push-Pull, Totem Pole
- Mounting Option: Surface Mount
- Isolation Voltage: 3750
from RS Components, Ltd.
SINGLE CH. ZERO CROSSING TRIAC COUPLER [See More]
- Input: AC
- Output: Triac
- Mounting Option: Through hole
- Approvals: RoHS Compliant
from DigiKey
Optoisolator AC Line Monitor 2500Vrms 1 Channel 8-MDIP [See More]
- Input: AC; DC
- Mounting Option: Through Hole
- Package Type: "8-DIP (0.400"", 10.16mm)"
- Isolation Voltage: 2500
from Win Source Electronics
Manufacturer: Broadcom Limited. Win Source Part Number: 1011652-ACPL-214-50AE. Packaging: Reel - TR. Mounting: SMD (SMT). Output Type: Transistor. Forward Voltage: 1.2V. Input Type: AC, DC. Number of Channels: 1. Vce Saturation (Max): 400mV. Isolation Voltage: 3000Vrms. Categories: Isolators. [See More]
- Input: AC; DC; AC, DC
- Forward Current: 50
- Mounting Option: Surface Mount; 4-SO
- Output: Phototransistor; Transistor
from RS Components, Ltd.
Isocom TLP521 Optocoupler [See More]
- Input: AC
- Output: Phototransistor; Npn phototransistor
- Mounting Option: Through hole
- Rise Time: 4
from DigiKey
Optoisolator Transistor Output 4000Vrms 1 Channel [See More]
- Input: AC; DC
- Mounting Option: DIN Rail
- Package Type: Module
- Output: Phototransistor
from Win Source Electronics
Manufacturer: Broadcom Limited. Win Source Part Number: 1011653-ACPL-214-560E. Packaging: Reel - TR. Mounting: SMD (SMT). Output Type: Transistor. Forward Voltage: 1.2V. Input Type: AC, DC. Number of Channels: 1. Vce Saturation (Max): 400mV. Isolation Voltage: 3000Vrms. Categories: Isolators. [See More]
- Input: AC; DC; AC, DC
- Forward Current: 50
- Mounting Option: Surface Mount; 4-SO
- Output: Phototransistor; Transistor
from RS Components, Ltd.
Isocom TLP521GB Optocoupler [See More]
- Input: AC
- Output: Phototransistor; Npn phototransistor
- Mounting Option: Through hole
- Rise Time: 4
from DigiKey
Optoisolator Transistor Output 3750Vrms 1 Channel 4-SSOP [See More]
- Input: AC; DC
- Mounting Option: Surface Mount
- Package Type: "4-SOIC (0.173"", 4.40mm Width)"
- Output: Phototransistor
from Win Source Electronics
Manufacturer: Broadcom Limited. Win Source Part Number: 1011654-ACPL-214-56AE. Packaging: Reel - TR. Mounting: SMD (SMT). Output Type: Transistor. Forward Voltage: 1.2V. Input Type: AC, DC. Number of Channels: 1. Vce Saturation (Max): 400mV. Isolation Voltage: 3000Vrms. Categories: Isolators. [See More]
- Input: AC; DC; AC, DC
- Forward Current: 50
- Mounting Option: Surface Mount; 4-SO
- Output: Phototransistor; Transistor
from RS Components, Ltd.
PHOTO TRANSISTOR IN-LINE OPTOCOUPLER [See More]
- Input: AC
- Output: Phototransistor; Npn phototransistor
- Mounting Option: Surface mount
- Rise Time: 4
from DigiKey
Optoisolator Transistor Output 5000Vrms 1 Channel 4-SMD [See More]
- Input: AC; DC
- Mounting Option: Surface Mount
- Package Type: 4-SMD, Gull Wing
- Output: Phototransistor
from Win Source Electronics
Manufacturer: Broadcom Limited. Win Source Part Number: 1011655-ACPL-224-500E. Packaging: Reel - TR. Mounting: SMD (SMT). Output Type: Transistor. Forward Voltage: 1.2V. Input Type: AC, DC. Number of Channels: 2. Vce Saturation (Max): 400mV. Isolation Voltage: 3000Vrms. Family Name: ACPL-224. [See More]
- Input: AC; DC; AC, DC
- Forward Current: 50
- Mounting Option: Surface Mount; 8-SO
- Output: Phototransistor; Transistor
from RS Components, Ltd.
Isocom TLP521-2 Optocoupler [See More]
- Input: AC
- Output: Phototransistor; Npn phototransistor
- Mounting Option: Through hole
- Rise Time: 4
from DigiKey
Optoisolator Transistor Output 3750Vrms 1 Channel 4-Mini-Flat [See More]
- Input: AC; DC
- Mounting Option: Surface Mount
- Package Type: 4-SMD, Gull Wing
- Output: Phototransistor
from Win Source Electronics
Manufacturer: Broadcom Limited. Win Source Part Number: 766929-ACPL-224-560E. Packaging: Reel package. Operating Temperature Range: -55 °C ~ 110 °C. Package: 8-SOIC (0.173", 4.40mm Width). Mounting: SMD. Output Type: Transistor. Input Type: AC, DC. Voltage - Forward (Vf) (Typ): 1.2V. Rise... [See More]
- Input: AC; DC; AC, DC
- Output: Phototransistor; Transistor
- Mounting Option: Surface Mount
- Isolation Voltage: 3000
from RS Components, Ltd.
Isocom TLP620 Optocoupler [See More]
- Input: AC
- Output: Phototransistor; Npn phototransistor
- Mounting Option: Through hole
- Rise Time: 4
from DigiKey
Optoisolator Transistor Output 3750Vrms 1 Channel 4-Mini-Flat [See More]
- Input: AC; DC
- Mounting Option: Surface Mount
- Package Type: "4-SOIC (0.173"", 4.40mm Width)"
- Output: Phototransistor
from Win Source Electronics
Manufacturer: Broadcom Limited. Win Source Part Number: 1011660-ACPL-244-560E. Packaging: Reel - TR. Mounting: SMD (SMT). Output Type: Transistor. Forward Voltage: 1.2V. Input Type: AC, DC. Number of Channels: 4. Vce Saturation (Max): 400mV. Isolation Voltage: 3000Vrms. Categories: Isolators. [See More]
- Input: AC; DC; AC, DC
- Forward Current: 50
- Mounting Option: Surface Mount; 16-SO
- Output: Phototransistor; Transistor
from RS Components, Ltd.
Isocom TLP620-2 Optocoupler [See More]
- Input: AC
- Output: Phototransistor; Npn phototransistor
- Mounting Option: Through hole
- Rise Time: 4
from DigiKey
Optoisolator Transistor Output 3750Vrms 1 Channel 4-SOP [See More]
- Input: AC; DC
- Mounting Option: Surface Mount
- Package Type: 4-SMD, Gull Wing
- Output: Phototransistor
from Win Source Electronics
Manufacturer: Broadcom Limited. Win Source Part Number: 766944-ACPL-824-000E. Packaging: Tube. Mounting Style: Through Hole. Operating Temperature Range: -30 °C ~ 100 °C. Package: 8-DIP (0.300", 7.62mm). Output Type: Transistor. Input Type: AC, DC. Voltage - Forward (Vf) (Typ): 1.2V. Rise... [See More]
- Input: AC; DC; AC, DC
- Isolation Voltage: 5000
- Output: Phototransistor; Transistor
- Rise Time: 4
from RS Components, Ltd.
Isocom IS126 Optocoupler [See More]
- Input: AC
- Output: Phototransistor; Npn phototransistor
- Mounting Option: Surface mount
- Rise Time: 4
from DigiKey
Optoisolator Transistor Output 5000Vrms 1 Channel 4-DIP [See More]
- Input: AC; DC
- Mounting Option: Through Hole
- Package Type: "4-DIP (0.300"", 7.62mm)"
- Output: Phototransistor
from Win Source Electronics
Manufacturer: Broadcom Limited. Win Source Part Number: 1011712-ACPL-844-300E. Packaging: Tube/Rail. Mounting: SMD (SMT). Output Type: Transistor. Forward Voltage: 1.2V. Input Type: AC, DC. Number of Channels: 4. Vce Saturation (Max): 200mV. Isolation Voltage: 5000Vrms. Categories: Isolators. [See More]
- Input: AC; DC; AC, DC
- Forward Current: 50
- Mounting Option: Surface Mount; 16-SMD
- Output: Phototransistor; Transistor
from RS Components, Ltd.
Photo-Transistor In Line Optocoupler [See More]
- Input: AC
- Output: Phototransistor; Npn phototransistor
- Mounting Option: Surface Mount; Surface mount
- Rise Time: 3
from DigiKey
Optoisolator Transistor Output 5000Vrms 1 Channel 4-SMD [See More]
- Input: AC; DC
- Mounting Option: Surface Mount
- Package Type: 4-SMD, Gull Wing
- Output: Phototransistor
from Win Source Electronics
Manufacturer: Broadcom Limited. Win Source Part Number: 1135390-ACPL-K376-000E. Packaging: Tube. Mounting Style: SMD. Output Type: Darlington. Input Type: AC, DC. Current - Output / Channel: 30mA. Voltage - Isolation: 5000Vrms. Categories: Isolators. Supplier Device Package: 8-SO Stretched. [See More]
- Input: AC; DC; AC, DC
- Output: Photodarlington; Darlington
- Mounting Option: Surface Mount
- Isolation Voltage: 5000
from RS Components, Ltd.
Photo-Transistor In Line Optocoupler [See More]
- Input: AC
- Output: Phototransistor; Npn phototransistor
- Mounting Option: Surface Mount; Surface mount
- Rise Time: 3
from DigiKey
Optoisolator Transistor Output 5000Vrms 2 Channel 8-DIP [See More]
- Input: AC; DC
- Mounting Option: Through Hole
- Package Type: "8-DIP (0.300"", 7.62mm)"
- Output: Phototransistor
from Win Source Electronics
Manufacturer: Everlight Electronics Co Ltd. Win Source Part Number: 738063-EL3H4(A)(TA)-G. Packaging: Tape and Reel. Mounting Style: SMD. Output Type: Transistor. Input Type: AC, DC. Voltage - Isolation: 3750Vrms. Categories: Isolators. Supplier Device Package: 4-SSOP. Temperature Range - Operating:... [See More]
- Input: AC; DC; AC, DC
- Output: Phototransistor; Transistor
- Mounting Option: Surface Mount
- Isolation Voltage: 3750
from RS Components, Ltd.
Photo-Transistor In Line Optocoupler [See More]
- Input: AC
- Output: Phototransistor; Npn phototransistor
- Mounting Option: Surface Mount; Surface mount
- Rise Time: 3
from DigiKey
Optoisolator Transistor Output 5000Vrms 4 Channel 16-DIP [See More]
- Input: AC; DC
- Mounting Option: Through Hole
- Package Type: "16-DIP (0.300"", 7.62mm)"
- Output: Phototransistor
from Sharp Microelectronics of the Americas
Optoelectronics. Sharp provides a wide portfolio of Optoelectronics that deliver high performance in a small footprint, easing your design process. Please visit the following links to view available products in our Optoelectronics line-up: Distance Measuring Sensor. Dust Sensor. IR Detecting Unit... [See More]
- Input: AC
- Output: Phototransistor
- Mounting Option: Surface Mount
from Broadcom Inc.
The HCPL-3140/HCPL-0314 family of gate driver optocouplers consists of an GaAsP LED optically coupled to an integrated circuit with a power output stage. These optocouplers are ideally suited for driving power IGBTs and MOSFETs used in motor control inverter applications. The wide operating voltage... [See More]
- Input: AC; DC
- Mounting Option: Through Hole
- Package Type: 8-Pin DIP
- Lead Length: 0.1150
from LCSC Electronics Technology (HK) Limited
250ns 3V~20V 20kV/us AC,DC SO-5 Optocouplers - Logic Output ROHS [See More]
- Input: AC; DC
- Operating Temperature: -40 to 125
- Isolation Voltage: 3750
from Broadcom Inc.
The HCPL-314J family of gate drive optocouplers consist of an AlGaAs LED optically coupled to an integrated circuit with a power output stage. These optocouplers are ideally suited for driving power IGBTs and MOSFETs used in motor control inverter applications. A high operating voltage range of the... [See More]
- Input: AC; DC
- Mounting Option: Surface Mount
- Package Type: SO-16 Package
- Emitter: AlGaAs LED
from LCSC Electronics Technology (HK) Limited
250ns 3V~20V 20kV/us AC,DC SOP-5-175mil Optocouplers - Logic Output ROHS [See More]
- Input: AC; DC
- Operating Temperature: -40 to 125
- Isolation Voltage: 3750
from Broadcom Inc.
The HCPL-J314 family of gate drive optocouplers consists of an AlGaAs LED optically coupled to an integrated circuit with a power output stage. These optocouplers are ideally suited for driving power IGBTs and MOSFETs used in motor control inverter applications. A high operating voltage range of the... [See More]
- Input: AC; DC
- Mounting Option: Surface Mount (optional feature); Through Hole
- Package Type: 8-Pin DIP
- Lead Length: 0.1150
from LCSC Electronics Technology (HK) Limited
80V 3.75kV 50mA 100mV@1mA,20mA 1 1.24V AC,DC SOP-4-2.54mm Optocouplers - Phototransistor Output ROHS [See More]
- Input: AC; DC
- Isolation Voltage: 3750
- Output: Phototransistor
- Rise Time: 6
from Broadcom Inc.
The HCPL-T251 gate drive optocoupler contains GaAsP LED. The LED is optically coupled to an integrated circuit with a power output stage. This optocoupler is ideally suited for driving power IGBTs and MOSFETs used in motor control inverter applications. The wide operating voltage range of the output... [See More]
- Input: AC; DC
- Mounting Option: Through Hole
- Package Type: 8-Pin DIP
- Lead Length: 0.1150
from LCSC Electronics Technology (HK) Limited
80V 3.75kV 100mV@1mA,20mA 1 1.2V AC,DC SOP-4-2.54mm Optocouplers - Phototransistor Output ROHS [See More]
- Input: AC; DC
- Isolation Voltage: 3750
- Output: Phototransistor
- Rise Time: 18
from Broadcom Inc.
The HCPL-315J gate drive optocoupler consists of a LED optically coupled to an integrated circuit with a power output stage. This optocoupler is ideally suited for driving power IGBTs and MOSFETs used in motor control inverter applications. The high operating voltage range of the output stage... [See More]
- Input: AC; DC
- Mounting Option: Surface Mount
- Package Type: SO-16 Package
- Emitter: LED
from LCSC Electronics Technology (HK) Limited
80V 3.75kV 100mV@1mA,20mA 1 1.2V AC,DC SOP-4-2.54mm Optocouplers - Phototransistor Output ROHS [See More]
- Input: AC; DC
- Isolation Voltage: 3750
- Output: Phototransistor
- Rise Time: 18
from Broadcom Inc.
The HCPL-T250 gate drive optocoupler contains GaAs LED. The LED is optically coupled to an integrated circuit with a power output stage. This optocoupler is ideally suited for driving power IGBTs and MOSFETs used in motor control inverter applications. The high operating voltage range of the output... [See More]
- Input: AC; DC
- Mounting Option: Through Hole
- Package Type: 8-Pin DIP
- Lead Length: 0.1150
from LCSC Electronics Technology (HK) Limited
80V 3.75kV 100mV@1mA,20mA 1 1.2V AC,DC SOIC-4-175mil Optocouplers - Phototransistor Output ROHS [See More]
- Input: AC; DC
- Isolation Voltage: 3750
- Output: Phototransistor
- Rise Time: 18
from Broadcom Inc.
The ACPL-M61T, AEC-Q100 compliant, optically coupled gates combine an AlGaAs light emitting diode and an integrated high gain photo detector. The output of the detector IC is an Open-collector Schottky-clamped transistor. The internal shield provides a guaranteed common mode transient immunity... [See More]
- Input: AC; DC
- Mounting Option: Surface Mount
- Package Type: SO-5 Package
- Lead Length: 0.0280
from LCSC Electronics Technology (HK) Limited
80V 3.75kV 100mV@1mA,20mA 1 1.2V AC,DC SOIC-4-175mil Optocouplers - Phototransistor Output ROHS [See More]
- Input: AC; DC
- Isolation Voltage: 3750
- Output: Phototransistor
- Rise Time: 18
from Broadcom Inc.
The HCPL-2400 high speed optocoupler combines an 820 nm AlGaAs light emitting diode with a high speed photodetector. This combination results in very high data rate capability and low input current. The three state output eliminates the need for a pull out resistor and allows for direct drive of... [See More]
- Input: AC
- Mounting Option: Flatpack (optional feature); Through Hole
- Package Type: 8-Pin DIP
- Lead Length: 0.1150
from LCSC Electronics Technology (HK) Limited
80V 5kV 50mV@1mA,20mA 1 1.2V AC,DC DIP-4 Optocouplers - Phototransistor Output ROHS [See More]
- Input: AC; DC
- Isolation Voltage: 5000
- Output: Phototransistor
- Rise Time: 18
from Broadcom Inc.
The HCPL-2430 high speed optocoupler combines an 820 nm AlGaAs light emitting diode with a high speed photodetector. This combination results in very high data rate capability and low input current. The three state output eliminates the need for a pull out resistor and allows for direct drive of... [See More]
- Input: AC
- Mounting Option: Through Hole
- Package Type: 8-Pin DIP
- Lead Length: 0.1150
from LCSC Electronics Technology (HK) Limited
80V 5kV 50mV@1mA,20mA 1 1.2V AC,DC SOP-4-2.54mm Optocouplers - Phototransistor Output ROHS [See More]
- Input: AC; DC
- Isolation Voltage: 5000
- Output: Phototransistor
- Rise Time: 7
from Broadcom Inc.
The HCPL-060L optocoupler is an optically coupled gate that combines a GaAsP light emitting diode and an integrated high gain photo detector. An enable input allows the detector to be strobed. The output of the detector IC is an open collector Schottky-clamped transistor. The internal shield... [See More]
- Input: AC; DC
- Mounting Option: Surface Mount
- Package Type: SO-8 Package
- Emitter: GaAsP LED
from LCSC Electronics Technology (HK) Limited
80V 3.75kV 50mA 100mV@1mA,20mA 4 1.2V AC,DC SOP-16-4.4mm Optocouplers - Phototransistor Output ROHS [See More]
- Input: AC; DC
- Isolation Voltage: 3750
- Output: Phototransistor
- Rise Time: 5
from Broadcom Inc.
The ACPL-072L digital optocoupler utilizes the latest CMOS IC technology to achieve an outstanding 25MBd minimum data rate and 6ns maximum pulse width distortion. Basic building blocks of this digital optocoupler family are a CMOS LED driver IC, a high speed LED and a CMOS detector IC. A CMOS logic... [See More]
- Input: AC; DC
- Mounting Option: Surface Mount
- Package Type: SO-8 Package
- Lead Length: 0.1150
from LCSC Electronics Technology (HK) Limited
70V 5kV 50mA 100mV@1mA,20mA 1 1.2V AC,DC PDIP-4 Optocouplers - Phototransistor Output ROHS [See More]
- Input: AC; DC
- Isolation Voltage: 5000
- Output: Phototransistor
- Rise Time: 4
from Broadcom Inc.
The dual-channel ACPL-074L digital optocouplers have a 15MBd minimum data rate. The digital optocouplers utilize the latest CMOS IC technology to achieve outstanding high speed performance with very low power consumption. The basic building blocks of the ACPL-074L include high speed LEDs and CMOS... [See More]
- Input: AC; DC
- Mounting Option: Surface Mount
- Package Type: SO-8 Package
- Lead Length: 0.0748
from LCSC Electronics Technology (HK) Limited
80V 5kV 50mA 100mV@1mA,20mA 1 1.2V AC,DC DIP-4 Optocouplers - Phototransistor Output ROHS [See More]
- Input: AC; DC
- Isolation Voltage: 5000
- Output: Phototransistor
- Rise Time: 5
from Broadcom Inc.
The dual-channel ACPL-K73L is a 15 MBd CMOS optocoupler in a stretched SO8 package. The optocouplers utilize the latest CMOS IC technology to achieve outstanding performance with very low power consumption. The basic building blocks of the ACPL-K73L are high speed LEDs and CMOS detector ICs. Each... [See More]
- Input: AC; DC
- Mounting Option: Surface Mount
- Package Type: SO-6 Package
- Emitter: LED
from LCSC Electronics Technology (HK) Limited
80V 3.75kV 50mA 400mV@2.4mA,8mA 2 6V 1.2V AC,DC SO-8-4.4mm Optocouplers - Phototransistor Output ROHS [See More]
- Input: AC; DC
- Isolation Voltage: 3750
- Output: Phototransistor
- Rise Time: 3
from Broadcom Inc.
The single-channel ACPL-M75L is a 15 MBd CMOS optocoupler in a SOIC-5 package. The optocouplers utilize the latest CMOS IC technology to achieve outstanding performance with very low power consumption. Basic building blocks of ACPL-M75L are high speed LEDs and CMOS detector ICs. Each detector... [See More]
- Input: AC; DC
- Mounting Option: Surface Mount
- Package Type: SO-5 Package
- Lead Length: 0.0512
from LCSC Electronics Technology (HK) Limited
80V 3.75kV 50mA 400mV@2.4mA,8mA 4 6V 1.2V AC,DC SOP-16-4.4mm Optocouplers - Phototransistor Output ROHS [See More]
- Input: AC; DC
- Isolation Voltage: 3750
- Output: Phototransistor
- Rise Time: 3
from Broadcom Inc.
The single-channel ACPL-W70L is a 15 MBd CMOS optocoupler in a Stretched SO6 package. The optocouplers utilize the latest CMOS IC technology to achieve outstanding performance with very low power consumption. Basic building blocks of ACPL-W70L are high speed LEDs and CMOS detector ICs. Each detector... [See More]
- Input: AC; DC
- Mounting Option: Surface Mount
- Package Type: SO-6 Package
- Emitter: LED
from LCSC Electronics Technology (HK) Limited
80V 3.75kV 50mA 100mV@1mA,20mA 1 1.24V AC,DC SOP-4-2.54mm Optocouplers - Phototransistor Output ROHS [See More]
- Input: AC; DC
- Isolation Voltage: 3750
- Output: Phototransistor
- Rise Time: 6
from Broadcom Inc.
The HSSR-7110 is a single channel hermetically sealed power MOSFET optocoupler in an 8-Pin DIP ceramic package with gold plated leads. Solder dipped leads and various lead form options are also available. See the datasheet for details. The device operates exactly like a solid-state relay. The... [See More]
- Input: AC; DC
- Mounting Option: Through Hole
- Package Type: 8-Pin DIP
- Lead Length: 0.1500
from LCSC Electronics Technology (HK) Limited
35V 3.75kV 50mA 100mV@1mA,20mA 1 1.2V AC,DC SOP-4-2.54mm Optocouplers - Phototransistor Output ROHS [See More]
- Input: AC; DC
- Isolation Voltage: 3750
- Output: Phototransistor
- Rise Time: 4
from Broadcom Inc.
The HSSR-7110#100 is a Commercial Grade HSSR-7110 with a surface mountable butt-joint lead form and gold lead finish. Please use the Datasheet link for further details. [See More]
- Input: AC; DC
- Mounting Option: Surface Mount
- Package Type: 8-Pin DIP
- Lead Length: 0.0449
from LCSC Electronics Technology (HK) Limited
35V 5kV 50mA 100mV@1mA,20mA 1 1.2V AC,DC DIP-4 Optocouplers - Phototransistor Output ROHS [See More]
- Input: AC; DC
- Isolation Voltage: 5000
- Output: Phototransistor
- Rise Time: 4
from Broadcom Inc.
The HSSR-7110#200 is a Commercial Grade HSSR-7110 with solder dipped leads. The solder contains lead. Please use the Datasheet link for further details. [See More]
- Input: AC; DC
- Mounting Option: Through Hole
- Package Type: 8-Pin DIP
- Lead Length: 0.1500
from LCSC Electronics Technology (HK) Limited
35V 5kV 50mA 100mV@1mA,20mA 1 1.2V AC,DC SMD-4P Optocouplers - Phototransistor Output ROHS [See More]
- Input: AC; DC
- Isolation Voltage: 5000
- Output: Phototransistor
- Rise Time: 4
from Broadcom Inc.
The HSSR-7110#300 is a Commercial Grade HSSR-7110 with a surface mountable gull wing lead form and solder dipped leads. The solder contains lead. Please use the Datasheet link for further details. [See More]
- Input: AC; DC
- Mounting Option: Flatpack
- Package Type: 8-Pin DIP
- Lead Length: 0.0551
from LCSC Electronics Technology (HK) Limited
35V 5kV 80mA 800mV@5mA,20mA 1 6V 1.2V AC,DC DIP-4 Optocouplers - Phototransistor Output ROHS [See More]
- Input: AC; DC
- Isolation Voltage: 5000
- Output: Photodarlington
- Rise Time: 60
from Broadcom Inc.
The HSSR-7111#600 is a High Reliability Class H HSSR-7111 with very short surface mountable crew cut lead form and gold lead finish. Please use the Datasheet link for further details. [See More]
- Input: AC; DC
- Mounting Option: Surface Mount
- Package Type: 8-Pin DIP
- Lead Length: 0.0201
from LCSC Electronics Technology (HK) Limited
35V 5kV 80mA 800mV@5mA,20mA 1 6V 1.2V AC,DC SMD-4P Optocouplers - Phototransistor Output ROHS [See More]
- Input: AC; DC
- Isolation Voltage: 5000
- Output: Photodarlington
- Rise Time: 60
from Broadcom Inc.
The ACPL-224-500E photocoupler is an AC-input dual-channel half-pitch phototransistor optocoupler each of which contains 2 light emitting diodes connected inversely parallel and optically coupled to 2 separate phototransistors. Likewise, the ACPL-244-500E is an AC-input quad channel half-pitch... [See More]
- Input: AC
- Mounting Option: Surface Mount
- Package Type: 8-Pin SO
- Emitter: LED
from LCSC Electronics Technology (HK) Limited
80V 3.75kV 100mV@1mA,20mA 1 1.2V AC SSOP-4 Optocouplers - Phototransistor Output ROHS [See More]
- Input: AC
- Isolation Voltage: 3750
from Broadcom Inc.
Avago ACPL-844 is an AC-input quad channel full-pitch transistor optocoupler which contains eight light emitting diode optically coupled to four separate phototransistor. It is packaged in a 16-pin DIP package. It is also available in wide-lead spacing option and lead bend SMD option with... [See More]
- Input: AC
- Mounting Option: Surface Mount
- Package Type: 8-Pin SO
- Emitter: LED
from LCSC Electronics Technology (HK) Limited
35V 3.75kV 50mA 200mV@1mA,20mA 1 6V 1.2V AC SMD-4P Optocouplers - Phototransistor Output ROHS [See More]
- Input: AC
- Isolation Voltage: 3750
- Output: Phototransistor
- Rise Time: 4
from Broadcom Inc.
Tthe ACPL-244-500E is an AC-input quad channel half-pitch phototransistor optocoupler each of which contains 2 light emitting diodes connected inversely parallel & optically coupled to 4 separate phototransistors. The ACPL-224-500E is an AC-input dual channel half-pitch transistor optocoupler... [See More]
- Input: AC
- Mounting Option: Surface Mount
- Package Type: 8-Pin SO
- Emitter: LED
from LCSC Electronics Technology (HK) Limited
80V 3.75kV 50mA 100mV@1mA,20mA 1 6V 1.2V AC SOP-4 Optocouplers - Phototransistor Output ROHS [See More]
- Input: AC
- Isolation Voltage: 3750
- Output: Phototransistor
- Rise Time: 4
from Broadcom Inc.
The ACPL-785J isolation amplifier is designed for current sensing in electronic motor drives. In a typical implementation, motor currents flow through an external resistor and the resulting analog voltage drop is sensed by the ACPL-785J. A larger analog output voltage is created on the other side of... [See More]
- Input: AC
- Mounting Option: Surface Mount
- Package Type: 8-Pin SO
- Emitter: LED
from LCSC Electronics Technology (HK) Limited
35V 5kV 50mA 100mV@1mA,20mA 1 6V 1.2V AC DIP-4 Optocouplers - Phototransistor Output ROHS [See More]
- Input: AC
- Isolation Voltage: 5000
- Output: Phototransistor
- Rise Time: 4
from Broadcom Inc.
The ACPL-312T automotive optocoupler contains an AlGaAs LED that is is optically coupled to an integrated circuit with a power output stage. This automotive optocoupler is ideally suited for driving power IGBTs and MOSFETs in automotive motor control inverter and DC-DC converter applications. The... [See More]
- Input: AC; DC
- Mounting Option: Through Hole
- Package Type: 8-Pin DIP
- Lead Length: 0.1150
from LCSC Electronics Technology (HK) Limited
80V 3.75kV 50mA 100mV@1mA,20mA 1 1.2V AC,DC SOP-4-2.54mm Optocouplers - Phototransistor Output ROHS [See More]
- Input: AC; DC
- Isolation Voltage: 3750
- Output: Phototransistor
- Rise Time: 4