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IRFS4321TRLPBF from IR,International Rectifier

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IRFS4321TRLPBF

Manufacturer: IR

High Efficiency Synchronous Rectification in SMPS

Partnumber Manufacturer Quantity Availability
IRFS4321TRLPBF IR 62295 In Stock

Description and Introduction

High Efficiency Synchronous Rectification in SMPS The IRFS4321TRLPBF is a power MOSFET manufactured by Infineon Technologies. Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:

### **Manufacturer:**  
Infineon Technologies  

### **Part Number:**  
IRFS4321TRLPBF  

### **Description:**  
- **Type:** N-Channel Power MOSFET  
- **Technology:** HEXFET® Power MOSFET  
- **Package:** TO-262 (D2PAK)  

### **Key Features:**  
- **Voltage Rating (VDS):** 150V  
- **Current Rating (ID):** 120A (continuous at 25°C)  
- **RDS(ON) (Max):** 3.2 mΩ (at VGS = 10V)  
- **Gate-Source Voltage (VGS):** ±20V  
- **Power Dissipation (PD):** 330W (at 25°C)  
- **Avalanche Energy Rating (EAS):** 1.2J  
- **Fast Switching Speed**  
- **Low Gate Charge (Qg):** 120nC (typical)  
- **Low Thermal Resistance (RθJC):** 0.5°C/W  

### **Applications:**  
- High-efficiency power switching  
- DC-DC converters  
- Motor control  
- Automotive systems  
- Industrial power supplies  

This information is based on Infineon's datasheet and product documentation. For detailed electrical characteristics and performance graphs, refer to the official datasheet.

Application Scenarios & Design Considerations

High Efficiency Synchronous Rectification in SMPS

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