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IRFZ20 from IR,International Rectifier

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IRFZ20

Manufacturer: IR, IRST

HEXFET TRANSISTORS

Partnumber Manufacturer Quantity Availability
IRFZ20 IR, IRST 630 In Stock

Description and Introduction

HEXFET TRANSISTORS The IRFZ20 is a power MOSFET manufactured by International Rectifier (IR). Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:

### **Manufacturer:**  
International Rectifier (IR)  

### **Specifications:**  
- **Drain-Source Voltage (VDSS):** 50V  
- **Continuous Drain Current (ID):** 10A  
- **Pulsed Drain Current (IDM):** 40A  
- **Power Dissipation (PD):** 50W  
- **Gate-Source Voltage (VGS):** ±20V  
- **On-Resistance (RDS(on)):** 0.1Ω (max) at VGS = 10V  
- **Threshold Voltage (VGS(th)):** 2-4V  
- **Input Capacitance (Ciss):** 500pF (typ)  
- **Output Capacitance (Coss):** 150pF (typ)  
- **Reverse Transfer Capacitance (Crss):** 50pF (typ)  
- **Turn-On Delay Time (td(on)):** 10ns (typ)  
- **Turn-Off Delay Time (td(off)):** 35ns (typ)  
- **Rise Time (tr):** 30ns (typ)  
- **Fall Time (tf):** 20ns (typ)  

### **Description:**  
The IRFZ20 is an N-channel power MOSFET designed for high-speed switching applications. It features low on-resistance, fast switching speeds, and high current capability, making it suitable for power management in DC-DC converters, motor control, and other switching applications.  

### **Features:**  
- **Advanced HEXFET® Technology** for high efficiency  
- **Low On-Resistance** for reduced conduction losses  
- **Fast Switching Speed** for improved performance  
- **Avalanche Energy Specified** for ruggedness  
- **Fully Characterized for Dynamic Performance**  
- **Lead-Free & RoHS Compliant**  

### **Package:**  
- **TO-220AB** (Through-Hole Package)  

This information is based on the manufacturer's datasheet. For detailed performance curves and application notes, refer to the official IR documentation.

Application Scenarios & Design Considerations

HEXFET TRANSISTORS

Alternative Part Number

  • IRLZ24N --: Same TO-220 package and 55V/20A class logic-level MOSFET from the same IR family, widely used as a drop-in upgrade for IRFZ20 in switching applications.
  • STP16NF06 --: 60V N-channel MOSFET in TO-220 with comparable RDS(on) and current rating, suitable replacement for general switching and power supply circuits.
  • FQP30N06L --: 60V logic-level N-channel MOSFET in TO-220 with low RDS(on) and higher current capability, a common cross-reference for IRFZ20 designs.
  • IRLZ44N --: Logic-level N-channel MOSFET with 55V/47A capability, offering higher current margin and similar low-threshold gate characteristics.

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