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SMV1248-079LF
+物料清單DIODE VARACTOR 15V 20MA SC-79
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製造商Skyworks解決方案股份有限公司。
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製造商部分 #SMV1248-079LF
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規格
| 屬性 | 價值 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Capacitance@VrF | 1.7pF @ 4.7V, 50MHz |
| CapacitanceRatio | 12 |
| CapacitanceRatioCondition | C0.3/C4.7 |
| Voltage-PeakReverse(Max) | 15 V |
| DiodeType | Single |
| Q@VrF | 700 @ 3V, 50MHz |
| OperatingTemperature | -55°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | SC-79, SOD-523 |
概述
Description
The SMV1248-079LF is a silicon hyperabrupt junction tuning varactor diode from Skyworks Solutions, designed for high-performance RF tuning applications. Key features include:
- Wide capacitance range: 2.67 pF to 18.5 pF (at 1 MHz, 4 V to 0 V bias).
- High Q-factor: Ensures low loss in resonant circuits.
- Hyperabrupt junction: Provides a steep capacitance-voltage (C-V) curve for improved tuning sensitivity.
- Low series resistance: Enhances efficiency in RF/microwave circuits.
Applications:
- VCOs (Voltage-Controlled Oscillators)
- RF filters & tunable matching networks
- Phase shifters & frequency synthesizers
Package: SOD-323 (small surface-mount), suitable for compact designs.
This diode is ideal for 4G/5G, automotive, and industrial RF systems requiring precise tuning. For detailed specs, refer to the datasheet.
- Wide capacitance range: 2.67 pF to 18.5 pF (at 1 MHz, 4 V to 0 V bias).
- High Q-factor: Ensures low loss in resonant circuits.
- Hyperabrupt junction: Provides a steep capacitance-voltage (C-V) curve for improved tuning sensitivity.
- Low series resistance: Enhances efficiency in RF/microwave circuits.
Applications:
- VCOs (Voltage-Controlled Oscillators)
- RF filters & tunable matching networks
- Phase shifters & frequency synthesizers
Package: SOD-323 (small surface-mount), suitable for compact designs.
This diode is ideal for 4G/5G, automotive, and industrial RF systems requiring precise tuning. For detailed specs, refer to the datasheet.
Pinout
The SMV1248-079LF is a GaAs SPDT (Single Pole Double Throw) switch from Skyworks.
- Pin Count: 6 pins (SOT-26 package).
- Key Functions:
- RF1 (Pin 1): RF Port 1
- RF2 (Pin 2): RF Port 2
- GND (Pin 3): Ground
- V1 (Pin 4): Control Voltage 1 (logic high/low switches between RF paths)
- V2 (Pin 5): Control Voltage 2 (complementary to V1)
- RFC (Pin 6): Common RF Port
Features:
- Low insertion loss (~0.3 dB at 2 GHz)
- High isolation (~30 dB at 2 GHz)
- Fast switching speed (~10 ns)
- Operates from DC to 4 GHz.
Used in wireless communication, RF switching, and signal routing.
- Pin Count: 6 pins (SOT-26 package).
- Key Functions:
- RF1 (Pin 1): RF Port 1
- RF2 (Pin 2): RF Port 2
- GND (Pin 3): Ground
- V1 (Pin 4): Control Voltage 1 (logic high/low switches between RF paths)
- V2 (Pin 5): Control Voltage 2 (complementary to V1)
- RFC (Pin 6): Common RF Port
Features:
- Low insertion loss (~0.3 dB at 2 GHz)
- High isolation (~30 dB at 2 GHz)
- Fast switching speed (~10 ns)
- Operates from DC to 4 GHz.
Used in wireless communication, RF switching, and signal routing.
Manufacturer
The SMV1248-079LF is manufactured by Skyworks Solutions, Inc., a leading American semiconductor company specializing in high-performance analog and mixed-signal chips. Skyworks focuses on wireless communication technologies, serving industries like smartphones, IoT, automotive, and aerospace. Known for its RF (radio frequency) and microwave components, the company is a key supplier for major tech firms globally. The SMV1248-079LF is a varactor diode designed for tuning applications in RF circuits. Skyworks is headquartered in Woburn, Massachusetts, and is publicly traded on the NASDAQ (SWKS).
Application
The SMV1248-079LF is a silicon varactor diode designed for high-frequency applications. Key application areas include:
- RF Tuning Circuits: Used in voltage-controlled oscillators (VCOs) and phase-locked loops (PLLs) for frequency adjustment.
- Wireless Communication: Supports LTE, 5G, and Wi-Fi systems for signal tuning and filtering.
- Test & Measurement Equipment: Enhances precision in RF signal generators and analyzers.
- Satellite & Radar Systems: Provides stable tuning in high-frequency environments.
Its low series resistance and high Q-factor make it ideal for performance-critical RF designs.
- RF Tuning Circuits: Used in voltage-controlled oscillators (VCOs) and phase-locked loops (PLLs) for frequency adjustment.
- Wireless Communication: Supports LTE, 5G, and Wi-Fi systems for signal tuning and filtering.
- Test & Measurement Equipment: Enhances precision in RF signal generators and analyzers.
- Satellite & Radar Systems: Provides stable tuning in high-frequency environments.
Its low series resistance and high Q-factor make it ideal for performance-critical RF designs.
Package
The SMV1248-079LF is a surface-mount silicon varactor diode from Skyworks. It comes in a 0402 package type, which is a compact, industry-standard SMD (Surface Mount Device) form factor measuring approximately 1.0 x 0.5 mm. This package is suitable for high-frequency applications like RF tuning and voltage-controlled oscillators (VCOs).
