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Supplier: Renesas Electronics Corporation
Description: The ISL97634 represents an efficient and highly integrated PWM boost LED driver that is suitable for LED backlighting in small size LCD panels. With integrated Schottky diode, OVP, and wide range of PWM dimming capability, the ISL97634 provides a simple, reliable,
- Input Voltage: 2.4 to 5.5 volts
- Output Voltage: 27 volts
- Output Current: 40 milliamps
- Efficiency: 85 %
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Supplier: Microchip Technology, Inc.
Description: The HV9963 is a current mode control LED driver IC designed to control single switch PWM converters (buck, boost, buck-boost or SEPIC) in a constant frequency mode. The controller uses a peak current-mode control scheme (with programmable slope compensation) and includes an
- Features: Other
- Package Type: SOIC / SOP
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Supplier: Texas Instruments
Description: TPS92638-Q1 8-Channel Linear LED Driver With PWM Dimming 20-HTSSOP -40 to 150
- Input Voltage: 5 to 40 volts
- Output Voltage: 0 to 40 volts
- Output Current: 70 milliamps
- Type: Dimmable
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Supplier: Renesas Electronics Corporation
Description: The ISL97673 is a 6-Channel 45V dual dimming capable LED driver that can be used with either SMBus/I2C or PWM signal for dimming control. The ISL97673 drives 6 channels of LED to support 78 LEDs from 4.5V to 26V or 48 LEDs from a boost supply of 2.7V to 26V
- Input Voltage: 4.5 to 26.5 volts
- Output Voltage: 45 volts
- Output Current: 40 milliamps
- Efficiency: 92.9 %
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Supplier: Skyworks Solutions, Inc.
Description: range. The AAT1407 drives up to 66 LEDs at 180mA total LED current. The high (100 kHz) PWM frequency ensures silent operation. Please note: AAT1407 is not recommended for new designs.
- Input Voltage: 4.5 to 26 volts
- Efficiency: 92 %
- Number of Channels: 6 #
- Type: Dimmable
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Supplier: Skyworks Solutions, Inc.
Description: range. The AAT1405 drives up to 44 LEDs at 120mA total LED current. The high (100 kHz) PWM frequency ensures silent operation. Please note: AAT1405 is not recommended for new designs.
- Input Voltage: 4.5 to 26 volts
- Efficiency: 92 %
- Number of Channels: 4 #
- Type: Dimmable
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Supplier: Texas Instruments
Description: WLED Driver for Notebooks with PWM Interface and Programmable PWM Dimming 20-QFN -40 to 85
- Input Voltage: 4.5 to 24 volts
- Output Voltage: 5 to 40 volts
- Efficiency: 94 %
- Number of Channels: 6 #
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Supplier: Texas Instruments
Description: Three-Channel Linear LED Driver with Analog and PWM Dimming 16-HTSSOP -40 to 125
- Input Voltage: 5 to 40 volts
- Output Voltage: 40 volts
- Output Current: 150 milliamps
- Form Factor: Integrated Circuit (IC)
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Supplier: Allegro MicroSystems Inc.
Description: These parts are in production but have been determined to be NOT FOR NEW DESIGN. This classification indicates that sale of this device is currently restricted to existing customer applications. The device should not be purchased for new design applications because obsolescence in the near future
- Form Factor: Integrated Circuit (IC)
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Supplier: Utmel Electronic Limited
Description: LED Driver IC 2 Output AC DC Offline Switcher Flyback, Step-Up (Boost) PWM Dimming16-SOP
- Input Voltage: 15 volts
- Type: Dimmable
- Form Factor: Integrated Circuit (IC)
- Features: RoHS Compliant
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Supplier: ROHM Semiconductor GmbH
Description: BD18351EFV-M is an LED driver with built-in 1ch boost controller. It is an optimal IC for LED drive for head lamp/DRL, tail lamp and turn lamp capable of realizing boost and buck boost with high-side detection of LED current setting against output voltage. Further, cost
- Input Voltage: 4.5 to 65 volts
- Output Voltage: 65 volts
- Number of Channels: 1 #
- Type: Dimmable
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Supplier: Newark, An Avnet Company
Description: CLOSED LOOP LED DRIVER WITH ENHANCED PWM DIMMING 16 SOIC .150IN T/R ROHS COMPLIANT: YES
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Supplier: Allegro MicroSystems Inc.
Description: The A80803 is a unique solution for automotive LED headlamp control, enabling smooth high/low beam transitions with its multi-topology design and integrated FET drivers. * Note: If you have issues logging into this feature you may need to enable 3rd party cookies in your browser
- Form Factor: Integrated Circuit (IC)
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LED Drivers - 6-Channel SMBus/I2C or PWM Dimming LED Driver with Phase Shift Control -- ISL97671AIRZSupplier: Renesas Electronics Corporation
Description: The ISL97671A is a 6-Channel 45V dual dimming capable LED driver that can be used with either SMBus/I2C or PWM signal for dimming control. The ISL97671A can drive six channels of LEDs from an input of 4.5V~26.5V to an output of up to 45V. It can also operate from an input
- Input Voltage: 4.5 to 26.5 volts
- Output Voltage: 45 volts
- Output Current: 50 milliamps
- Efficiency: 92.9 %
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Supplier: Infineon Technologies AG
Description: 0-10V dimmer or potentiometer to the dimming or PWM input of a lighting controller IC in the form of a current based PWM signal to drive an external optocoupler. CDM10V replaces many components in a traditional solution and reduces BOM and PCB space significantly. It supports
- Output Current: 5 milliamps
- Form Factor: Integrated Circuit (IC)
- Features: RoHS Compliant
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Supplier: Newark, An Avnet Company
Description: 6-Ch LED Driver with SMBus or PWM Dimming and Phase Shift Co / Tape & Reel RoHS Compliant: Yes
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Supplier: Newark, An Avnet Company
Description: ISL78171ARZ Automotive 6-Ch LED Driver with PWM Dimming. T&R / Tape & Reel RoHS Compliant: Yes
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Supplier: ams
Description: The AS1112 is a, SPI interfaced, 100mA 16 channel direct LED driver IC with 12-bit internal PWM and 6-bit analog current adjustment. It can detect open/short LED position during operation. The AS1112 includes very fast output drivers to have maintain accurracy at
- Input Voltage: 3 to 5.5 volts
- Output Current: 100 milliamps
- Number of Channels: 16 #
- Type: Dimmable
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Supplier: ams
Description: The AS1121 is a, SPI interfaced, 40mA 16 channel direct LED driver IC with 12-bit internal PWM and 6-bit analog current adjustment. It can detect open/short LED position during operation. The AS1121 allows up to 30V on the LED outputs.
- Input Voltage: 3.1 to 3.6 volts
- Output Current: 40 milliamps
- Number of Channels: 16 #
- Type: Dimmable
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Supplier: ams
Description: The AS1122 is a 40mA 12 channel direct LED driver IC with 12-bit internal PWM and 6-bit analog current adjustment. It can detect open LED position during operation. The AS1122 allows up to 30V on the LED outputs and is optimized for EMI performance.
- Input Voltage: 2.7 to 3.6 volts
- Output Current: 40 milliamps
- Number of Channels: 12 #
- Type: Dimmable
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Supplier: Renesas Electronics Corporation
Description: group’s analog dimming is controlled through 1-Wire communication with 6-bit resolution and each channel group’s PWM dimming is controlled by a separate PWM input. This unique setup allows 2D or 3D application where independent and dynamic channel control of LED peak current and
- Input Voltage: 2.4 to 5.5 volts
- Output Voltage: 21 volts
- Output Current: 60 milliamps
- Efficiency: 90 %
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Supplier: ROHM Semiconductor USA, LLC
Description: BD18351EFV-M is an LED driver with built-in 1ch boost controller. It is an optimal IC for LED drive for head lamp/DRL, tail lamp and turn lamp capable of realizing boost and buck boost with high-side detection of LED current setting against output voltage. Further, cost
- TJ: -40 to 125 C
- Features: Other, RoHS Compliant
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Supplier: Texas Instruments
Description: 6-String 400-mA WLED Driver with Independent PWM Dimming for Each String 28-HTSSOP -40 to 85
- Input Voltage: 8 to 30 volts
- Output Voltage: 8 to 120 volts
- Efficiency: 96 %
- Number of Channels: 6 #
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Supplier: Win Source Electronics
Description: Win Source Part Number: 1086433-PWM-200-48 Category: Power Supplies - External/Internal (Off-Board)>LED Drivers Series: PWM-200 (200W) Type: Constant Current, Voltage Termination Style: Wire Leads Features: OTP, OVP, SCP Package: Box Standard Package: 12 Ratings: IP67,
- Input Voltage: 100 volts
- Output Voltage: 48 volts
- Efficiency: 94 %
- Output Power: 200 watts
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Supplier: Allegro MicroSystems Inc.
Description: The A6214/6 provides efficient and flexible LED driving for automotive applications, with constant-current output up to 2A and PWM/analog dimming options. The A6216 includes an integrated fault flag and standalone internal PWM dimming for enhanced functionality. * Note: If you
- Form Factor: Integrated Circuit (IC)
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Supplier: Allegro MicroSystems Inc.
Description: The A6217-1 provides a robust and efficient solution for driving high-power LEDs in automotive applications, offering constant-current output up to 3A (1.5A for A6217-1) and PWM dimming. * Note: If you have issues logging into this feature you may need to enable 3rd party cookies in
- Form Factor: Integrated Circuit (IC)
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Supplier: ROHM Semiconductor GmbH
Description: BD1604MUV and BD1604MVV is a 4 white LED driver for small LCD backlight. At the charge pump type, the number of external devices is minimized.
- Input Voltage: 2.7 to 5.5 volts
- Output Voltage: 4.5 volts
- Output Current: 120 milliamps
- Efficiency: 94 %
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Supplier: Newark, An Avnet Company
Description: 10 to 200mA Constant Current LED driver with 1kHz PWM dimming pin, SOP-8-EP (4.9mm x 6.0mm), T&R
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Supplier: Win Source Electronics
Description: Manufacturer: Diodes Incorporated Category: Integrated Circuits (ICs) Power Management (PMIC) LED Drivers Package: Tape & Reel (TR) Cut Tape (CT) Product Status: Active Type: DC DC Regulator Topology: Step-Down (Buck) Dimming: Analog, PWM Applications: Commercial &
- Form Factor: Integrated Circuit (IC)
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Description: MORNSUN LED driver is step-down constant current sources for driving high-power LED featured in high efficiency and wide range of input voltage, high operating temperature, and act in PWM dimming, analogue dimming and remote turn-off. The product can be widely applied to
- Input Voltage: 5.5 to 48 volts
- Output Current: 600 milliamps
- Efficiency: 96 %
- Type: Dimmable
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Supplier: ROHM Semiconductor GmbH
Description: This IC is boost DC/DC converter that can drive white LED with constant current. More stabled white LED lighting can be achieved by direct current connection without electric tolerance and High-speed response by current mode. Moreover, separating IC power supply (2.7V to 5.5V) and coil
- Input Voltage: 2.7 to 5.5 volts
- Output Voltage: 26 volts
- Output Current: 30 milliamps
- Efficiency: 90 %
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Supplier: DigiKey
Description: LED Driver IC 6 Output DC DC Regulator Step-Up (Boost) PWM Dimming 85mA 24-VFQFPN (4x4)
- Input Voltage: 4.5 to 36 volts
- Output Voltage: 36 volts
- Output Current: 85 milliamps
- Form Factor: Integrated Circuit (IC)
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LED Drivers - White LED Driver With PWM Brightness Control for up to 11 LEDs in Series -- BD60A00NUXSupplier: ROHM Semiconductor GmbH
Description: This IC is boost DC/DC converter that can drive white LED with constant current. More stabled white LED lighting can be achieved by direct current connection without electric tolerance and High-speed response by current mode. Moreover, separating IC power supply (2.7V to 5.5V) and coil
- Input Voltage: 2.7 to 5.5 volts
- Output Voltage: 40 volts
- Output Current: 30 milliamps
- Efficiency: 94 %
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Supplier: RS Components, Ltd.
Description: LED Driver Adjustable 75-150mA PWM SC74
- Output Power: 1 watts
- Type: Dimmable
- Form Factor: Integrated Circuit (IC)
- Features: RoHS Compliant
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Supplier: ams
Description: The AS1116 is a compact, SPI interfaced, dot-matrix LED driver IC for a 8x8 LED matrix or 8x 7-Segment LEDs. It includes a 4bit PWM for each segment and an external resistor can be used for analog current adjustment up to 5mA per LED. In addition the AS1116
- Input Voltage: 2.7 to 5.5 volts
- Output Current: 5.5 milliamps
- Number of Channels: 64 #
- Type: Dimmable
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light bulbs, but not LEDs. As LEDs are sensitive to current, using a rheostat as a brightness control can lead to inefficiency and damage. For LED control, it is better to use a PWM (pulse width modulation) dimmer or constant current driver. 12. How can you test the rheostats? To (read more)
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brightness? Yes, by connecting it in series with an LED or using it to control input of a transistor/PWM circuit. Why won't my potentiometer adjust properly? Dust or corrosion inside of the casing, incorrect wiring, or choosing an unsuitable resistance/taper may all (read more)
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Optical Wireless Communications
Mirvakili, A., Joyner, V.: A digitally-controlled, bi-level CMOS LED driver circuit combining PWM dimming and data transmission for visible light networks.
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Visible light communications employing PPM and PWM formats for simultaneous data transmission and dimming
IEEE Photonics Technol. Lett. 21, 1063– 1065 (2009) Mirvakili, A., Joyner, V.: A digitally-controlled, bi-level CMOS LED driver circuit combining PWM dimming and data transmission for visible light networks.
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A flicker-free CMOS LED driver control circuit for visible light communication enabling concurrent data transmission and dimming control
A digitally-controlled, bi-level CMOS LED driver circuit combining PWM dimming and data transmission for visible light networks.
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Advances in Electronic Engineering, Communication and Management Vol.2
Irvakili, A., Joyner, V.: A digitally-controlled, bi-level CMOS LED driver circuit combining PWM dimming and data transmission for visible light networks.
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On the performance of digital to analog conversion in the optical domain
[4] A. Mirvakili and V. Joyner, “A digitally-controlled, bi-level cmos led driver circuit combining pwm dimming and data transmission for visible light networks,” IEEE Globecom, 2010.
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Technical program
…Optical Wireless Localization Mehmet Bilgi (University of Nevada, Reno, USA); Murat Yuksel (University of Nevada - Reno, USA); Nezih Pala (Florida International University, USA) pp. 1062-1066 A Digitally-controlled, Bi-level CMOS LED Driver Circuit Combining PWM Dimming and Data Transmission for…
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A High-Efficiency Dimmable LED Driver for Low-Power Lighting Applications
Studied LED driver with an improved PWM dimming circuit .
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Dynamics and Control of Switched Electronic Systems
Fig. 3.51 Circuit waveforms of boost-based LED driver with PWM dimming .
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A Dimmable Light-Emitting Diode (LED) Driver With Mag-Amp Postregulators for Multistring Applications
The circuit diagram of the proposed LED driver system with conventional PWM dimming function is shown in Fig. 5 (only two LED strings are shown), in which Rs1 and Rs2 are the cur- rent sensing resistors for LED string S1 and S2…
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Proceedings of the 3rd International Conference on Intelligent Technologies and Engineering Systems (ICITES2014)
There are two popular methods for dimming LEDs in switched-mode driver circuits : Pulse-Width Modu- lation ( PWM ) dimming and analog dimming.