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SI4465DY from SILICON

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SI4465DY

Manufacturer: SILICON, VISHAY

P-Channel 1.8-V (G-S) MOSFET

Partnumber Manufacturer Quantity Availability
SI4465DY SILICON, VISHAY 927 In Stock

Description and Introduction

P-Channel 1.8-V (G-S) MOSFET The SI4465DY is a high-performance, low-current transceiver IC designed by Silicon Labs (now part of Skyworks Solutions). Below are the factual specifications, descriptions, and features of the SI4465DY:

### **Manufacturer Specifications:**
- **Frequency Range:** 142–1050 MHz  
- **Modulation:** FSK, GFSK, OOK  
- **Data Rate:** Up to 1 Mbps  
- **Receiver Sensitivity:** -126 dBm (at 1.2 kbps, GFSK)  
- **Output Power:** Up to +20 dBm (adjustable)  
- **Supply Voltage:** 1.8–3.6 V  
- **Current Consumption:**  
  - **TX Mode:** 18 mA (at +10 dBm)  
  - **RX Mode:** 10.5 mA  
  - **Sleep Mode:** 30 nA  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 20-pin QFN (4x4 mm)  

### **Descriptions:**
- The SI4465DY is a sub-GHz wireless transceiver IC optimized for low-power, long-range applications.  
- It supports multiple frequency bands and modulation schemes, making it suitable for ISM band applications.  
- The device integrates a high-efficiency PA, low-noise amplifier (LNA), and a configurable baseband processor.  
- It is designed for use in IoT, smart metering, home automation, and industrial wireless applications.  

### **Features:**
- **Wide Frequency Range:** Operates from 142 MHz to 1050 MHz.  
- **Low Power Consumption:** Ultra-low sleep current for battery-powered applications.  
- **High Output Power:** Up to +20 dBm for extended range.  
- **Advanced RF Performance:** Excellent receiver sensitivity and blocking immunity.  
- **Integrated Features:**  
  - Automatic frequency control (AFC)  
  - Packet handling with CRC and FEC  
  - Configurable GPIOs for control and status  
- **Small Form Factor:** 20-pin QFN package for compact designs.  

This information is based on the manufacturer's datasheet and technical documentation.

Application Scenarios & Design Considerations

P-Channel 1.8-V (G-S) MOSFET

Alternative Part Number

  • FDS6675 --: P-channel MOSFET in SO-8 with comparable voltage and current ratings, widely available and pin-compatible.
  • IRF7416 --: P-channel MOSFET in SO-8 offering similar RDS(on) and current capability, a common drop-in substitute.
  • AO3401 --: P-channel MOSFET with similar electrical characteristics, though in a smaller package; suitable when layout allows.
  • FDS6680A --: N-channel MOSFET in SO-8 with comparable RDS(on) and voltage rating, widely available and pin-compatible.
  • IRF7413 --: Similar N-channel SO-8 MOSFET with matching voltage and current class, suitable drop-in replacement.
  • AO4406 --: Low-voltage N-channel MOSFET in SO-8 with comparable on-resistance, cost-effective alternative.
  • DMP3098L --: P-channel MOSFET in SO-8 offering comparable on-resistance and current handling as a functional substitute.

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