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SI4340DY from SI

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SI4340DY

Manufacturer: SI

Dual N-Channel 20-V (D-S) MOSFET with Schottky Diode

Partnumber Manufacturer Quantity Availability
SI4340DY SI 1038 In Stock

Description and Introduction

Dual N-Channel 20-V (D-S) MOSFET with Schottky Diode The SI4340DY is a MOSFET manufactured by Vishay Siliconix. Here are its specifications, descriptions, and features:

### **Manufacturer:**  
- **Vishay Siliconix**  

### **Specifications:**  
- **Type:** N-Channel MOSFET  
- **Drain-Source Voltage (VDSS):** 40 V  
- **Continuous Drain Current (ID):** 32 A  
- **Pulsed Drain Current (IDM):** 130 A  
- **Power Dissipation (PD):** 75 W  
- **Gate-Source Voltage (VGS):** ±20 V  
- **On-Resistance (RDS(on)):**  
  - 4.5 mΩ (at VGS = 10 V)  
  - 6.0 mΩ (at VGS = 4.5 V)  
- **Threshold Voltage (VGS(th)):** 1.5 V (typical)  
- **Total Gate Charge (Qg):** 50 nC (typical)  
- **Input Capacitance (Ciss):** 2500 pF (typical)  
- **Output Capacitance (Coss):** 700 pF (typical)  
- **Reverse Transfer Capacitance (Crss):** 100 pF (typical)  
- **Operating Temperature Range:** -55°C to +175°C  

### **Package:**  
- **TO-252 (DPAK)**  

### **Features:**  
- Low on-resistance for high efficiency  
- Fast switching performance  
- High current handling capability  
- Robust thermal performance  
- Suitable for power management applications  

### **Applications:**  
- DC-DC converters  
- Motor control  
- Power switching  
- Battery management systems  

This information is based on the manufacturer's datasheet.

Application Scenarios & Design Considerations

Dual N-Channel 20-V (D-S) MOSFET with Schottky Diode

Alternative Part Number

  • FDS6690A --: N-channel MOSFET in SO-8 with comparable voltage and on-resistance ratings, widely available and pin-compatible.
  • IRF7413 --: Similar N-channel logic-level MOSFET in SO-8 package with matching RDS(on) class, suitable drop-in replacement.
  • AO4406 --: N-channel MOSFET in SO-8 with comparable current and voltage ratings, cost-effective alternative from a different series.
  • IRF7413Z --: 30V N-channel MOSFET in SO-8 package with similar current and on-resistance characteristics, suitable drop-in replacement.

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