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SKY13251-349LF from SKYWORKS

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SKY13251-349LF

Manufacturer: SKYWORKS, SKYWROKS

SP3T Switch for Bluetooth? and 802.11b, g
Partnumber Manufacturer Quantity Availability
SKY13251-349LF,SKY13251349LF SKYWORKS, SKYWROKS 20478 In Stock

Description and Introduction

SP3T Switch for Bluetooth? and 802.11b, g The SKY13251-349LF is a GaAs SPDT switch manufactured by SKYWORKS.  

### **Specifications:**  
- **Frequency Range:** 0.1 to 3.0 GHz  
- **Insertion Loss:** 0.5 dB (typical) at 2.0 GHz  
- **Isolation:** 25 dB (typical) at 2.0 GHz  
- **Input P1dB (Power Handling):** +34 dBm (typical)  
- **Input IP3 (Third-Order Intercept):** +60 dBm (typical)  
- **Control Voltage (VCTL):** 0/+3 V (low/high)  
- **Supply Current:** 1 μA (max)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 6-pin SOT-363 (SC-70)  

### **Descriptions and Features:**  
- High-linearity, low-loss SPDT switch  
- Designed for wireless applications including GSM, CDMA, WCDMA, LTE, and Wi-Fi  
- Positive control voltage logic (0/+3 V)  
- No DC blocking capacitors required  
- Fast switching speed  
- RoHS-compliant and halogen-free  

For detailed performance graphs and application notes, refer to the official SKYWORKS datasheet.

Application Scenarios & Design Considerations

SP3T Switch for Bluetooth? and 802.11b, g

Alternative Part Number

  • AS179-92LF --: GaAs SPDT RF switch in a similar small package with comparable frequency range and low insertion loss, suitable drop-in replacement for many SKY13251 applications.
  • PE4259 --: UltraCMOS SPDT RF switch covering a wide frequency band with low insertion loss and high linearity, functionally equivalent to the SKY13251-349LF.
  • HMC545A --: GaAs MMIC SPDT switch with similar control interface and RF performance, commonly used as an alternative in RF front-end designs.
  • HMC194AMS8E --: GaAs MMIC SPDT switch in an MSOP package with broadband performance and low insertion loss, offering similar switching functionality for RF signal routing.

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