Varactor Diodes Diodes

Last Updated: January 31, 2025

Description

Varactor diodes, also known as varicap diodes, are semiconductor devices that function as voltage-controlled capacitors. They are specifically designed to vary their capacitance as the reverse voltage applied to them changes. This ability to adjust capacitance makes them useful in various electronic circuits where tuning is required.

Working Principle

Varactor diodes operate by exploiting the properties of a P-N junction under reverse bias. When a reverse voltage is applied, the depletion region at the junction widens, effectively increasing the distance between the "plates" of the capacitor and decreasing the capacitance. This relationship between voltage and capacitance is nonlinear, allowing the varactor diode to be used as a harmonic generator. The capacitance can be controlled by adjusting the doping gradient and junction width, providing a typical capacitance range from 60 picofarads at zero bias to 15 picofarads at 20 volts. This tunability is crucial for applications requiring precise frequency control.

Applications

Varactor diodes are commonly used in electronic tuning systems, such as those found in radio frequency (RF) circuits, to eliminate the need for mechanical tuning components. They are integral in voltage-controlled oscillators (VCOs) for frequency modulation and phase-locked loops (PLLs) in communication systems. Additionally, they are used in frequency multipliers and parametric amplifiers, where their ability to vary capacitance with voltage is essential for efficient operation.

Advantages over other Diodes

One of the primary advantages of varactor diodes over other types of diodes is their ability to provide a wide range of capacitance values without the need for moving parts. This feature allows for more compact and reliable designs in tuning circuits. Their high-quality factor (Q) also contributes to better performance in resonant circuits, reducing phase noise and power consumption in oscillators.

Limitations

Varactor diodes have specific limitations, including a limited capacitance range and sensitivity to temperature variations, which can affect their performance in precision applications. The nonlinearity of the capacitance-voltage relationship can also introduce distortion in some applications, requiring additional circuit design considerations to mitigate these effects.

Considerations

When selecting varactor diodes, several factors should be considered, including initial costs, operating expenses, and durability. The initial cost can vary depending on the quality and specifications of the diode, such as its capacitance range and quality factor. Operating expenses are generally low, as varactor diodes do not require significant power to operate. However, their durability can be affected by factors such as temperature and voltage stress, which may necessitate regular maintenance or replacement in high-stress environments. Accuracy in tuning applications is highly dependent on the diode's specifications and the precision of the control voltage applied.

159 Results
RF Varactor Tuning Diode -- BB135,135 [BB135,135 from NXP Semiconductors]
from Richardson RFPD

Richardson RFPD, an Arrow Company, is a specialized electronic component distributor providing design engineers with deep technical expertise and localized global design support for the latest new products from the world's leading suppliers of RF, Wireless, Energy and Power Technologies. [See More]

  • Diode Type: Varactor; RF Diodes
Varactor Diodes -- 1109106 [BB 439 E6327 from Infineon Technologies AG]
from RS Components, Ltd.

Varicap Diode VHF 0.3-30V 43pF/1V SOD323 [See More]

  • Diode Type: Varactor
  • RoHS Compliant: RoHS
  • VR: 28
Discrete Semiconductor Products - Diodes - RF -- 989996-MA45471 [MA45471 from MACOM]
from Win Source Electronics

Win Source Part Number: 989996-MA45471. Category: Discrete Semiconductor Products >Diodes - RF. Package: Tray. Standard Package: 50. Current - Max: 2 A. Diode Type: PIN - Anti-Parallel. Capacitance @ Vr, F: 3.5pF @ 0V, 1MHz. Voltage - Peak Reverse (Max): 75V. Power Dissipation (Max): 1.7 W. [See More]

  • Diode Type: Varactor; RF Diodes; PIN - Anti-Parallel
  • Tj: 175
Diodes -- BB 914 E6327 [BB 914 E6327 from Infineon Technologies AG]
from ODG (Origin Data Global)

Varactor Diodes 50mA Silicn Variable Capacitance Diode [See More]

  • Diode Type: Varactor
Abrupt Junction Varactor Diode Ceramic Package -- SMV1405 Ceramic Package
from Skyworks Solutions, Inc.

The SMV1405 –SMV1413 series of bare die, epoxy and hermetic packaged silicon abrupt junction varactor diodes is designed for use in VCOs requiring tight capacitance tolerances. The low resistance of these varactors makes them appropriate for high Q resonators in wireless system VCOs to... [See More]

  • Diode Type: Varactor
  • VR: 30
Varactor Diodes -- 1657448 [BBY 53-02V from Infineon Technologies AG]
from RS Components, Ltd.

Diode Tuning for VCO 6V 4.8pF SC79 [See More]

  • Diode Type: Varactor
  • RoHS Compliant: RoHS
  • VR: 6
Discrete Semiconductor Products - Diodes - Variable Capacitance (Varicaps, Varactors) [RN55D3012FB14 from Vishay Intertechnology, Inc.]
from Win Source Electronics

Manufacturer: AMIS. Category: Discrete Semiconductor Products - Diodes - Variable Capacitance (Varicaps, Varactors). Packaging: Bulk. Part Status: Obsolete. Resistance (Ohms): 45k. Tolerance (+ or -): 5%. Power (Watts): 30 W. Composition: Wirewound. Features: Differential Amplifier 1 Circuit... [See More]

  • Diode Type: Varactor; Differential Amplifier 1 Circuit Differential 8-SOIC
Abrupt Junction Varactor Diode Ceramic Package -- SMV1408 Ceramic Package
from Skyworks Solutions, Inc.

The SMV1405 –SMV1413 series of bare die, epoxy and hermetic packaged silicon abrupt junction varactor diodes is designed for use in VCOs requiring tight capacitance tolerances. The low resistance of these varactors makes them appropriate for high Q resonators in wireless system VCOs to... [See More]

  • Diode Type: Varactor
  • VR: 30
Varactor Diodes -- 1702060 [BB207 from NXP Semiconductors France SAS]
from RS Components, Ltd.

BB207 FM varicap diode,20mA,15V [See More]

  • Diode Type: Varactor
  • RoHS Compliant: RoHS
  • VR: 15
Discrete Semiconductor Products - Diodes - Variable Capacitance (Varicaps, Varactors) [SJ1-42535TS-SMT-TR from CUI Inc.]
from Win Source Electronics

Mfr: TE Connectivity Aerospace, Defense and Marine. Category: Discrete Semiconductor Products >Diodes >Variable Capacitance (Varicaps, Varactors). Packaging: Bulk. Part Status: Obsolete. Connector Type: Receptacle. Gender: Receptacle. Signal Lines: Mono. Industry Recognized Mating Diameter:... [See More]

  • Diode Type: Varactor
Abrupt Junction Varactor Diode Ceramic Package -- SMV1413 Ceramic Package
from Skyworks Solutions, Inc.

The SMV1405 –SMV1413 series of bare die, epoxy and hermetic packaged silicon abrupt junction varactor diodes is designed for use in VCOs requiring tight capacitance tolerances. The low resistance of these varactors makes them appropriate for high Q resonators in wireless system VCOs to... [See More]

  • Diode Type: Varactor
  • VR: 30
SMV1206-079LF [SMV1206-079LF from Skyworks Solutions, Inc.]
from Rochester Electronics

SMV1206-079LF - Hyperabrupt Junction Tuning Varactor [See More]

  • Diode Type: Varactor
  • RoHS Compliant: RoHS
Varactor Diodes -- 1791056 [BB135 from NXP Semiconductors France SAS]
from RS Components, Ltd.

BB135 UHF Varicap diode,20mA,30V [See More]

  • Diode Type: Varactor
  • RoHS Compliant: RoHS
  • VR: 30
Discrete Semiconductor Products - Diodes - Variable Capacitance (Varicaps, Varactors) [12226-8200-00 FR from 3M]
from Win Source Electronics

Manufacturer: AMIS. Category: Discrete Semiconductor Products - Diodes - Variable Capacitance (Varicaps, Varactors). Packaging: Bulk. Part Status: Obsolete. Connector Type: Receptacle. Number of Positions: 5. Number of Rows: 2. Mounting Type: Surface Mount. Termination: Solder. Contact Finish: Tin. [See More]

  • Diode Type: Varactor
Abrupt Junction Varactor Diode Ceramic Package -- SMV1493 Ceramic Package
from Skyworks Solutions, Inc.

The SMV1493 and SMV1494 bare die and hermetic packaged silicon abrupt junction varactor diodes are designed for use in VCOs requiring tight capacitance tolerances. The low resistance of these varactors makes them appropriate for high Q resonators in wireless system VCOs from RF to beyond 56 GHz. [See More]

  • Diode Type: Varactor
  • VR: 12
Variable Capacitance (Varicaps, Varactors) -- 1465-MA44781-ND [MA44781 from MACOM]
from DigiKey

RF Diode PIN - 2 Pair Series 60V 2A 2W [See More]

  • Diode Type: Varactor
  • Tj: -55 to 125
SVC270-TL-E [SVC270-TL-E from Panasonic]
from Rochester Electronics

Varactor Diode, 16V, 50nA, CR=1.65, Q=100, Monolithic Dual MCPH3 [See More]

  • Diode Type: Varactor
  • RoHS Compliant: RoHS
Varactor Diodes -- 2186281 [BBY5502VH6327XTSA1 from Infineon Technologies AG]
from RS Components, Ltd.

Infineon BBY5502VH6327XTSA1 [See More]

  • Diode Type: Varactor
  • RoHS Compliant: RoHS
  • VR: 16
Discrete Semiconductor Products - Diodes - Variable Capacitance (Varicaps, Varactors) [ABS05W-32.768KHZ-D-2-T from Abracon, LLC]
from Win Source Electronics

Alternative Parts (Cross-Reference): Cross. Manufacturer: AMIS. Category: Discrete Semiconductor Products >Diodes >Variable Capacitance (Varicaps, Varactors). Part Status: Obsolete. Type: Header, Male Pins, Shrouded (4 Side). Frequency: 5kHz. Frequency Tolerance: ±10ppm. ESR (Equivalent... [See More]

  • Diode Type: Varactor
  • Tj: -40 to 85
Abrupt Junction Varactor Diode Ceramic Package -- SMV1494 Ceramic Package
from Skyworks Solutions, Inc.

The SMV1493 and SMV1494 bare die and hermetic packaged silicon abrupt junction varactor diodes are designed for use in VCOs requiring tight capacitance tolerances. The low resistance of these varactors makes them appropriate for high Q resonators in wireless system VCOs from RF to beyond 56 GHz. [See More]

  • Diode Type: Varactor
  • VR: 12
Variable Capacitance (Varicaps, Varactors) -- 1465-MA46477-186-ND [MA46477-186 from MACOM]
from DigiKey

Varactors Single 22V Surface Mount ODS-186 [See More]

  • Diode Type: Varactor
  • Tj: -65 to 175
SVC354S-TR-E [SVC354S-TR-E from onsemi]
from Rochester Electronics

Diffused Junction Type Silicon Composite Varactor Diode [See More]

  • Diode Type: Varactor
  • RoHS Compliant: RoHS
Varactor Diodes -- 2186282 [BBY5502VH6327XTSA1 from Infineon Technologies AG]
from RS Components, Ltd.

Infineon BBY5502VH6327XTSA1 [See More]

  • Diode Type: Varactor
  • RoHS Compliant: RoHS
  • VR: 16
Discrete Semiconductor Products - Diodes - Variable Capacitance (Varicaps, Varactors) -- 1000418-MA46470-134 [MA46470-134 from MACOM]
from Win Source Electronics

Win Source Part Number: 1000418-MA46470-134. Category: Discrete Semiconductor Products >Diodes - Variable Capacitance (Varicaps, Varactors). Package: Tray. Standard Package: 100. Mounting: SMD (SMT). Diode Type: Single. Capacitance @ Vr, F: 0.5pF @ 4V, 1MHz. Voltage - Peak Reverse (Max): 22 V. [See More]

  • Diode Type: Varactor; Single
  • Tj: -65 to 175
Hyperabrupt Junction Tuning Varactor -- SMV1129-079LF
from Skyworks Solutions, Inc.

The SMV1129-079LF silicon hyperabrupt junction varactor diodes are designed for use in VCOs requiring low resistance. The low resistance of these varactors makes them appropriate for high Q resonators in wireless system VCOs to frequencies beyond 2.5 GHz. [See More]

  • Diode Type: Varactor
  • VR: 12
Varactor Diodes -- 2186283 [BBY5802VH6327XTSA1 from Infineon Technologies AG]
from RS Components, Ltd.

Infineon BBY5802VH6327XTSA1 [See More]

  • Diode Type: Varactor
  • RoHS Compliant: RoHS
  • VR: 10
Discrete Semiconductor Products - Diodes - Variable Capacitance (Varicaps, Varactors) -- 1000419-MA46474-134 [MA46474-134 from MACOM]
from Win Source Electronics

Win Source Part Number: 1000419-MA46474-134. Category: Discrete Semiconductor Products >Diodes - Variable Capacitance (Varicaps, Varactors). Package: Tray. Standard Package: 100. Mounting: SMD (SMT). Diode Type: Single. Capacitance @ Vr, F: 1.5pF @ 4V, 1MHz. Voltage - Peak Reverse (Max): 22 V. [See More]

  • Diode Type: Varactor; Single
  • Tj: -65 to 175
Hyperabrupt Junction Tuning Varactor -- SMV1206-079LF
from Skyworks Solutions, Inc.

Please note: SMV1206-079LF is being discontinued and is not recommended for new designs. The suggested replacement is SMV2026-079LF. The SMV1206-079LF is a surface mount varactor diode designed for very low series resistance applications such as RF and microwave VCOs. [See More]

  • Diode Type: Varactor
  • VR: 22
Varactor Diodes -- 2186284 [BBY5802VH6327XTSA1 from Infineon Technologies AG]
from RS Components, Ltd.

Infineon BBY5802VH6327XTSA1 [See More]

  • Diode Type: Varactor
  • RoHS Compliant: RoHS
  • VR: 10
Discrete Semiconductor Products - Diodes - Variable Capacitance (Varicaps, Varactors) -- 1001471-BB174X [BB174X from NXP Semiconductors]
from Win Source Electronics

Win Source Part Number: 1001471-BB174X. Category: Discrete Semiconductor Products >Diodes - Variable Capacitance (Varicaps, Varactors). Package: Tape & Reel. Standard Package: 3,000. Mounting: SMD (SMT). Diode Type: Single. Capacitance @ Vr, F: 2.22pF @ 28V, 1MHz. Voltage - Peak Reverse... [See More]

  • Diode Type: Varactor; Single
  • Tj: -55 to 125
Hyperabrupt Junction Tuning Varactor -- SMV1212 Series
from Skyworks Solutions, Inc.

Please note: SMV1212 Series is being discontinued and is not recommended for new designs. The SMV121x series of silicon hyperabrupt junction varactor diodes are designed for use in Voltage Controlled Oscillators (VCOs) with a low tuning voltage operation. This family of varactors is characterized... [See More]

  • Diode Type: Varactor
  • VR: 12
Varactor Diodes -- 2591404 [BBY5302VH6327XTSA1 from Infineon Technologies AG]
from RS Components, Ltd.

Infineon RF Diode BBY 53-02V H6327 [See More]

  • Diode Type: Varactor; RF Diodes
  • RoHS Compliant: RoHS
  • VR: 6
Discrete Semiconductor Products - Diodes - Variable Capacitance (Varicaps, Varactors) -- 1002854-MA46452-134 [MA46452-134 from MACOM]
from Win Source Electronics

Win Source Part Number: 1002854-MA46452-134. Category: Discrete Semiconductor Products >Diodes - Variable Capacitance (Varicaps, Varactors). Package: Tray. Standard Package: 100. Mounting: SMD (SMT). Diode Type: Single. Capacitance @ Vr, F: 1pF @ 4V, 1MHz. Voltage - Peak Reverse (Max): 22 V. [See More]

  • Diode Type: Varactor; Single
  • Tj: -65 to 175
Hyperabrupt Junction Tuning Varactor -- SMV1213 Series
from Skyworks Solutions, Inc.

The SMV121x series of silicon hyperabrupt junction varactor diodes are designed for use in Voltage Controlled Oscillators (VCOs) with a low tuning voltage operation. This family of varactors is characterized for capacitance and resistance over temperature. SMV1213 Series includes SMV1213-079LF,... [See More]

  • Diode Type: Varactor
  • VR: 12
Varactor Diodes -- 2591405 [BBY5302VH6327XTSA1 from Infineon Technologies AG]
from RS Components, Ltd.

Infineon RF Diode BBY 53-02V H6327 [See More]

  • Diode Type: Varactor; RF Diodes
  • RoHS Compliant: RoHS
  • VR: 6
Discrete Semiconductor Products - Diodes - Variable Capacitance (Varicaps, Varactors) -- 1012277-MMVL809T1G [MMVL809T1G from onsemi]
from Win Source Electronics

Win Source Part Number: 1012277-MMVL809T1G. Category: Discrete Semiconductor Products >Diodes - Variable Capacitance (Varicaps, Varactors). Package: Tape & Reel (TR). Standard Package: 3,000. Mounting: SMD (SMT). Diode Type: Single. Capacitance @ Vr, F: 6.1pF @ 2V, 1MHz. Voltage - Peak... [See More]

  • Diode Type: Varactor; Single
  • Tj: 150
Hyperabrupt Junction Tuning Varactor -- SMV1215-001LF
from Skyworks Solutions, Inc.

The SMV121x series of silicon hyperabrupt junction varactor diodes are designed for use in Voltage Controlled Oscillators (VCOs) with a low tuning voltage operation. This family of varactors is characterized for capacitance and resistance over temperature. SMV1215 Series includes SMV1215-001LF. [See More]

  • Diode Type: Varactor
  • VR: 12
Varactor Diodes -- 2591409 [BBY6502VH6327XTSA1 from Infineon Technologies AG]
from RS Components, Ltd.

Infineon RF Diode BBY 65-02V H6327 [See More]

  • Diode Type: Varactor; RF Diodes
  • RoHS Compliant: RoHS
  • VR: 15
Discrete Semiconductor Products - Diodes - Variable Capacitance (Varicaps, Varactors) -- 1014096-MAVR-000120-14110G [MAVR-000120-14110G from MACOM]
from Win Source Electronics

Win Source Part Number: 1014096-MAVR-000120-14110G. Category: Discrete Semiconductor Products >Diodes - Variable Capacitance (Varicaps, Varactors). Package: Tray. Standard Package: 100. Mounting: SMD (SMT). Diode Type: Single. Capacitance @ Vr, F: 0.2pF @ 10V, 1MHz. Voltage - Peak Reverse (Max):... [See More]

  • Diode Type: Varactor; Single
  • Tj: -40 to 125
Hyperabrupt Junction Tuning Varactor -- SMV1220-079LF
from Skyworks Solutions, Inc.

The SMV1220-079LF is a silicon hyperabrupt junction varactor diode specifically designed for battery operation. The specified high-capacitance ratio and low-series resistance make this varactor appropriate for low phase-noise Voltage-Controlled Oscillators (VCOs) used at frequencies in wireless... [See More]

  • Diode Type: Varactor
  • VR: 20
Varactor Diodes -- 2591410 [BBY6502VH6327XTSA1 from Infineon Technologies AG]
from RS Components, Ltd.

Infineon RF Diode BBY 65-02V H6327 [See More]

  • Diode Type: Varactor; RF Diodes
  • RoHS Compliant: RoHS
  • VR: 15
Discrete Semiconductor Products - Diodes - Variable Capacitance (Varicaps, Varactors) -- 1020940-MA46H201-1056 [MA46H201-1056 from MACOM]
from Win Source Electronics

Win Source Part Number: 1020940-MA46H201-1056. Category: Discrete Semiconductor Products >Diodes - Variable Capacitance (Varicaps, Varactors). Package: Bulk. Standard Package: 50. Mounting: SMD (SMT). Diode Type: Single. Capacitance @ Vr, F: 1.1pF @ 4V, 1MHz. Voltage - Peak Reverse (Max): 22 V. [See More]

  • Diode Type: Varactor; Single
  • Tj: -65 to 150
Hyperabrupt Junction Tuning Varactor -- SMV1233 Series
from Skyworks Solutions, Inc.

The SMV123x series of silicon hyperabrupt junction varactor diodes are designed for use in Voltage Controlled Oscillators (VCOs) with a low tuning voltage operation. The low resistance of these varactors makes them appropriate for high-Q resonators in wireless system VCOs to frequencies over 10 GHz. [See More]

  • Diode Type: Varactor
  • VR: 15
Varactor Diodes -- 2737286 [BB844E6327HTSA1 from Infineon Technologies AG]
from RS Components, Ltd.

Infineon RF DIODES BB844E6327HTSA1 [See More]

  • Diode Type: Varactor; RF Diodes
  • RoHS Compliant: RoHS
  • VR: 18
Discrete Semiconductor Products - Diodes - Variable Capacitance (Varicaps, Varactors) -- 1021912-1SV305,L3F [1SV305,L3F from Toshiba America Electronic Components, Inc.]
from Win Source Electronics

Win Source Part Number: 1021912-1SV305,L3F. Category: Discrete Semiconductor Products >Diodes - Variable Capacitance (Varicaps, Varactors). Package: Tape & Reel. Standard Package: 8,000. Mounting: SMD (SMT). Diode Type: Single. Capacitance @ Vr, F: 6.6pF @ 4V, 1MHz. Voltage - Peak Reverse... [See More]

  • Diode Type: Varactor; Single
  • Tj: 125
Hyperabrupt Junction Tuning Varactor -- SMV1234 Series
from Skyworks Solutions, Inc.

Please note: SMV1234-004LF is being discontinued and is not recommended for new designs. The suggested replacement are SMV1234-079LF, SMV1234-040LF and SMV1234-011LF. SMV1234 Series includes SMV1234-079LF, SMV1234-011LF, SMV1234-004LF and SMV1234-040LF. The SMV123x series of silicon hyperabrupt... [See More]

  • Diode Type: Varactor
  • VR: 15
Varactor Diodes -- 2737287 [BB844E6327HTSA1 from Infineon Technologies AG]
from RS Components, Ltd.

Infineon RF DIODES BB844E6327HTSA1 [See More]

  • Diode Type: Varactor; RF Diodes
  • RoHS Compliant: RoHS
  • VR: 18
Discrete Semiconductor Products - Diodes - Variable Capacitance (Varicaps, Varactors) -- 1026055-ZV931V2TA [ZV931V2TA from DIODES Incorporated]
from Win Source Electronics

Win Source Part Number: 1026055-ZV931V2TA. Category: Discrete Semiconductor Products >Diodes - Variable Capacitance (Varicaps, Varactors). Series: *. Package: Cut Tape (CT). Standard Package: 3,000. Alternative Parts (Cross-Reference): BZT52C8V2T-7; BB173X; BB175X; DDZ9702T-7; BB174X;... [See More]

  • Diode Type: Varactor
Hyperabrupt Junction Tuning Varactor -- SMV1235 Series
from Skyworks Solutions, Inc.

Please note: SMV1235-040LF is being discontinued and is not recommended for new designs. The suggested replacement is SMV1235-079LF. SMV1235 Series includes SMV1235-079LF and SMV1235-040LF. The SMV123x series of silicon hyperabrupt junction varactor diodes are designed for use in Voltage Controlled... [See More]

  • Diode Type: Varactor
  • VR: 15
Varactor Diodes -- 2737288 [BB914E6327HTSA1 from Infineon Technologies AG]
from RS Components, Ltd.

Infineon RF DIODES BB914E6327HTSA1 [See More]

  • Diode Type: Varactor; RF Diodes
  • RoHS Compliant: RoHS
  • VR: 18
Discrete Semiconductor Products - Diodes - Variable Capacitance (Varicaps, Varactors) -- 1048322-BB152,115 [BB152,115 from NXP Semiconductors]
from Win Source Electronics

Win Source Part Number: 1048322-BB152,115. Category: Discrete Semiconductor Products >Diodes - Variable Capacitance (Varicaps, Varactors). Package: Tape & Reel. Standard Package: 3,000. Mounting: SMD (SMT). Diode Type: Single. Capacitance @ Vr, F: 2.89pF @ 28V, 1MHz. Voltage - Peak Reverse... [See More]

  • Diode Type: Varactor; Single
  • Tj: -55 to 125
Hyperabrupt Junction Tuning Varactor -- SMV1236 Series
from Skyworks Solutions, Inc.

The SMV123x series of silicon hyperabrupt junction varactor diodes are designed for use in Voltage Controlled Oscillators (VCOs) with a low tuning voltage operation. The low resistance of these varactors makes them appropriate for high-Q resonators in wireless system VCOs to frequencies over 10 GHz. [See More]

  • Diode Type: Varactor
  • VR: 15
Variable Capacitance (Varicaps, Varactors) -- 448-BB844E6327HTSA1CT-ND [BB844E6327HTSA1 from Infineon Technologies AG]
from DigiKey

Varactors 1 Pair Common Cathode 18V Surface Mount PG-SOT23 [See More]

  • Diode Type: Varactor
  • Tj: -55 to 150
Varactor Diodes -- 2737289 [BB914E6327HTSA1 from Infineon Technologies AG]
from RS Components, Ltd.

Infineon RF DIODES BB914E6327HTSA1 [See More]

  • Diode Type: Varactor; RF Diodes
  • RoHS Compliant: RoHS
  • VR: 18
Discrete Semiconductor Products - Diodes - Variable Capacitance (Varicaps, Varactors) -- 1048323-BB172X [BB172X from NXP Semiconductors]
from Win Source Electronics

Win Source Part Number: 1048323-BB172X. Category: Discrete Semiconductor Products >Diodes - Variable Capacitance (Varicaps, Varactors). Package: Tape & Reel. Standard Package: 3,000. Mounting: SMD (SMT). Diode Type: Single. Capacitance @ Vr, F: 2.754pF @ 28V, 1MHz. Voltage - Peak Reverse... [See More]

  • Diode Type: Varactor; Single
  • Tj: -55 to 125
Hyperabrupt Junction Tuning Varactor -- SMV1237 Series
from Skyworks Solutions, Inc.

The SMV123x series of silicon hyperabrupt junction varactor diodes are designed for use in Voltage Controlled Oscillators (VCOs) with a low tuning voltage operation. The low resistance of these varactors makes them appropriate for high-Q resonators in wireless system VCOs to frequencies over 10 GHz. [See More]

  • Diode Type: Varactor
  • VR: 15
Discrete Semiconductor Products - Diodes - Variable Capacitance (Varicaps, Varactors) -- 1048324-BB182LX,315 [BB182LX,315 from NXP Semiconductors]
from Win Source Electronics

Win Source Part Number: 1048324-BB182LX,315. Category: Discrete Semiconductor Products >Diodes - Variable Capacitance (Varicaps, Varactors). Package: Tape & Reel. Standard Package: 10,000. Mounting: SMD (SMT). Diode Type: Single. Capacitance @ Vr, F: 2.89pF @ 28V, 1MHz. Voltage - Peak Reverse... [See More]

  • Diode Type: Varactor; Single
  • Tj: -55 to 125
Hyperabrupt Junction Tuning Varactor -- SMV1247 Series
from Skyworks Solutions, Inc.

The SMV1247-SMV1255 group of silicon hyperabrupt junction varactor diodes is designed for use in Voltage Controlled Oscillators (VCOs) with a low tuning voltage operation. This group of varactors is characterized for capacitance and resistance over temperature. SMV1247 Series includes SMV1247-079LF... [See More]

  • Diode Type: Varactor
  • VR: 15
Discrete Semiconductor Products - Diodes - Variable Capacitance (Varicaps, Varactors) -- 1048325-BB187,115 [BB187,115 from NXP Semiconductors]
from Win Source Electronics

Win Source Part Number: 1048325-BB187,115. Category: Discrete Semiconductor Products >Diodes - Variable Capacitance (Varicaps, Varactors). Package: Tape & Reel. Standard Package: 3,000. Mounting: SMD (SMT). Diode Type: Single. Capacitance @ Vr, F: 2.92pF @ 25V, 1MHz. Voltage - Peak Reverse... [See More]

  • Diode Type: Varactor; Single
  • Tj: -55 to 125
Hyperabrupt Junction Tuning Varactor -- SMV1248 Series
from Skyworks Solutions, Inc.

Please note: SMV1248-040LF is being discontinued and is not recommended for new designs. SMV1248 Series includes SMV1248-079LF. The SMV1247-SMV1255 group of silicon hyperabrupt junction varactor diodes is designed for use in Voltage Controlled Oscillators (VCOs) with a low tuning voltage operation. [See More]

  • Diode Type: Varactor
  • VR: 15
Discrete Semiconductor Products - Diodes - Variable Capacitance (Varicaps, Varactors) -- 1048331-BB 555 E7908 [BB 555 E7908 from Infineon Technologies AG]
from Win Source Electronics

Win Source Part Number: 1048331-BB 555 E7908. Category: Discrete Semiconductor Products >Diodes - Variable Capacitance (Varicaps, Varactors). Package: Tape & Reel (TR). Standard Package: 45,000. Mounting: SMD (SMT). Diode Type: Single. Capacitance @ Vr, F: 2.3pF @ 28V, 1MHz. Voltage - Peak... [See More]

  • Diode Type: Varactor; Single
  • Tj: -55 to 150
Hyperabrupt Junction Tuning Varactor -- SMV1249 Series
from Skyworks Solutions, Inc.

The SMV1247-SMV1255 group of silicon hyperabrupt junction varactor diodes is designed for use in Voltage Controlled Oscillators (VCOs) with a low tuning voltage operation. This group of varactors is characterized for capacitance and resistance over temperature. SMV1249 Series includes SMV1249-079LF,... [See More]

  • Diode Type: Varactor
  • VR: 15
Discrete Semiconductor Products - Diodes - Variable Capacitance (Varicaps, Varactors) -- 1048337-BB69C-02V [BB69C-02V from Infineon Technologies AG]
from Win Source Electronics

Win Source Part Number: 1048337-BB69C-02V. Category: Discrete Semiconductor Products >Diodes - Variable Capacitance (Varicaps, Varactors). Series: *. Package: Bulk. Standard Package: 1. ECCN: EAR99. Fake Threat In the Open Market: 48 pct. MSL Level: 1 (Unlimited). REACH Status: Vendor Undefined. [See More]

  • Diode Type: Varactor
Hyperabrupt Junction Tuning Varactor -- SMV1251 Series
from Skyworks Solutions, Inc.

Please note: SMV1251-011LF is being discontinued and is not recommended for new designs. SMV1251 Series includes SMV1251-079LF and SMV1251-040LF. The SMV1247-SMV1255 group of silicon hyperabrupt junction varactor diodes is designed for use in Voltage Controlled Oscillators (VCOs) with a low tuning... [See More]

  • Diode Type: Varactor
  • VR: 15
Variable Capacitance (Varicaps, Varactors) -- 568-11992-2-ND [BB171X from NXP Semiconductors]
from DigiKey

Varactors Single 32V Surface Mount SOD-323 [See More]

  • Diode Type: Varactor
  • Tj: -55 to 125
Discrete Semiconductor Products - Diodes - Variable Capacitance (Varicaps, Varactors) -- 1048338-BB 659C-02V H7902 [BB 659C-02V H7902 from Infineon Technologies AG]
from Win Source Electronics

Win Source Part Number: 1048338-BB 659C-02V H7902. Category: Discrete Semiconductor Products >Diodes - Variable Capacitance (Varicaps, Varactors). Package: Tape & Reel. Standard Package: 3,000. Mounting: SMD (SMT). Diode Type: Single. Capacitance @ Vr, F: 2.75pF @ 28V, 1MHz. Voltage - Peak... [See More]

  • Diode Type: Varactor; Single
  • Tj: -55 to 150
Hyperabrupt Junction Tuning Varactor -- SMV1253 Series
from Skyworks Solutions, Inc.

Please note: SMV1253-011LF is being discontinued and is not recommended for new designs. The suggested replacement is SMV1253-079LF. SMV1253 Series includes SMV1253-040LF, SMV1253-079LF, SMV1253-011LF and SMV1253-004LF. The SMV1247-SMV1255 group of silicon hyperabrupt junction varactor diodes is... [See More]

  • Diode Type: Varactor
  • VR: 15
Variable Capacitance (Varicaps, Varactors) -- 568-13615-1-ND [BBY40,235 from NXP Semiconductors]
from DigiKey

Varactors Single 30V Surface Mount SOT-23 (TO-236AB) [See More]

  • Diode Type: Varactor
  • Tj: -55 to 125
Discrete Semiconductor Products - Diodes - Variable Capacitance (Varicaps, Varactors) -- 1048345-BB844E6327HTSA1 [BB844E6327HTSA1 from Infineon Technologies AG]
from Win Source Electronics

Win Source Part Number: 1048345-BB844E6327HTSA1. Category: Discrete Semiconductor Products >Diodes - Variable Capacitance (Varicaps, Varactors). Package: Tape & Reel. Standard Package: 3,000. Mounting: SMD (SMT). Diode Type: 1 Pair Common Cathode. Capacitance @ Vr, F: 13pF @ 8V, 1MHz. Voltage... [See More]

  • Diode Type: Varactor; 1 Pair Common Cathode
  • Tj: -55 to 150
Hyperabrupt Junction Tuning Varactor -- SMV1255 Series
from Skyworks Solutions, Inc.

The SMV1247-SMV1255 group of silicon hyperabrupt junction varactor diodes is designed for use in Voltage Controlled Oscillators (VCOs) with a low tuning voltage operation. This group of varactors is characterized for capacitance and resistance over temperature. SMV1255 Series includes SMV1255-040LF,... [See More]

  • Diode Type: Varactor
  • VR: 15
Discrete Semiconductor Products - Diodes - Variable Capacitance (Varicaps, Varactors) -- 1063708-HVD328CKRU-E [HVD328CKRU-E from Renesas Electronics Corporation]
from Win Source Electronics

Win Source Part Number: 1063708-HVD328CKRU-E. Category: Discrete Semiconductor Products >Diodes - Variable Capacitance (Varicaps, Varactors). Series: *. Package: Bulk. Standard Package: 8,000. ECCN: EAR99. Fake Threat In the Open Market: 83 pct. MSL Level: 1 (Unlimited). REACH Status: Vendor... [See More]

  • Diode Type: Varactor
Hyperabrupt Junction Tuning Varactor -- SMV1265-040LF
from Skyworks Solutions, Inc.

The SMV1265-040LF hyperabrupt junction tuning varactors is designed for very high capacitance tuning ratios with low series resistance, which makes this device especially attractive for wideband voltage controlled oscillator (VCO) applications. [See More]

  • Diode Type: Varactor
  • VR: 28
Discrete Semiconductor Products - Diodes - Variable Capacitance (Varicaps, Varactors) -- 1063712-HVD355B17KRF-E [HVD355B17KRF-E from Renesas Electronics Corporation]
from Win Source Electronics

Win Source Part Number: 1063712-HVD355B17KRF-E. Category: Discrete Semiconductor Products >Diodes - Variable Capacitance (Varicaps, Varactors). Series: *. Package: Bulk. Standard Package: 8,000. ECCN: EAR99. Fake Threat In the Open Market: 67 pct. MSL Level: 1 (Unlimited). REACH Status: Vendor... [See More]

  • Diode Type: Varactor
Hyperabrupt Junction Tuning Varactor -- SMV1270-079LF
from Skyworks Solutions, Inc.

The SMV1270-079LF is a silicon hyperabrupt junction varactor diode specifically designed for battery operation. The specified high-capacitance ratio and low reverse voltage make this varactor appropriate for low-noise voltage-controlled oscillators (VCOs) used at frequencies in wireless systems up... [See More]

  • Diode Type: Varactor
  • VR: 20
Discrete Semiconductor Products - Diodes - Variable Capacitance (Varicaps, Varactors) -- 1063713-HVC355B1TRF-E [HVC355B1TRF-E from Renesas Electronics Corporation]
from Win Source Electronics

Win Source Part Number: 1063713-HVC355B1TRF-E. Category: Discrete Semiconductor Products >Diodes - Variable Capacitance (Varicaps, Varactors). Series: *. Package: Bulk. Standard Package: 4,000. ECCN: EAR99. Fake Threat In the Open Market: 64 pct. MSL Level: 1 (Unlimited). REACH Status: Vendor... [See More]

  • Diode Type: Varactor
Hyperabrupt Junction Tuning Varactor -- SMV1272-079LF
from Skyworks Solutions, Inc.

The SMV1272-079LF is a silicon hyperabrupt junction varactor diode specifically designed for battery operation. The specified high-capacitance ratio and low-series resistance make this varactor appropriate for low phase-noise Voltage-Controlled Oscillators (VCOs) used at frequencies in wireless... [See More]

  • Diode Type: Varactor
  • VR: 15
VARACTOR DIODE,DUAL, COMMON CATHODE,4.3PF C(T),SOD -- SMV1253-011
from Karl Kruse GmbH & Co. KG

Karl Kruse  is a worldwide leading franchised distributor (ISO: 9001-2008 certified). A service provider specializing in the supply and material management of electronic components, since 1951. We are an innovative company who is dedicated to collaborating with customers and partners to develop... [See More]

  • Diode Type: Varactor
DIODE VARACTOR 10V ESC -- 4669-1SV311(TPH3,F) [1SV311(TPH3,F) from Toshiba Corporation]
from Utmel Electronic Limited

DIODE VARACTOR 10V ESC [See More]

  • Diode Type: Varactor; Single
  • RoHS Compliant: RoHS
  • Tj: 125
Varactor Tuning Diodes
from MACOM

MACOM ’s GaAs and Silicon varactor tuning diodes provide broadband performance ranging from 10 MHz to 70 GHz. They are ideal for high Q filter and VCO electronic tuning circuits and are available in die form, flip chip, plastic and ceramic packaging. These GaAs diodes boast a constant gamma... [See More]

  • Diode Type: Varactor
Varactor -- 1N4786
from New Jersey Semi-Conductor Products, Inc.

Diode VAR Cap Single 28V 6.8pF 2-Pin DO-7 [See More]

  • Diode Type: Varactor
  • Tj: -65 to 150
  • VR: 28
DIODE VARACTOR 10V USC -- 4669-1SV310TPH3F [1SV310TPH3F from Toshiba Corporation]
from Utmel Electronic Limited

DIODE VARACTOR 10V USC [See More]

  • Diode Type: Varactor; Single
  • Tj: 125
  • VR: 10
  • RoHS Compliant: RoHS
DIODE VARACTOR 30V 20MA SC-79 -- 726-SMV1413-079LF [SMV1413-079LF from Skyworks Solutions, Inc.]
from Utmel Electronic Limited

DIODE VARACTOR 30V 20MA SC-79 [See More]

  • Diode Type: Varactor; Single
  • VR: 30
  • IF: 20
  • Tj: -55 to 125