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IRS21844 from IR,International Rectifier

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15.625ms

IRS21844

Manufacturer: IR

Half Bridge Driver

Partnumber Manufacturer Quantity Availability
IRS21844 IR 20 In Stock

Description and Introduction

Half Bridge Driver The IRS21844 is a high-speed power MOSFET and IGBT driver manufactured by Infineon Technologies. Here are the key specifications, descriptions, and features:

### **Specifications:**
- **Output Current:** 4.0 A (source) / 4.0 A (sink)  
- **Supply Voltage (VDD):** 10 V to 20 V  
- **Logic Input Voltage (VIN):** 3.3 V, 5 V, and 15 V compatible  
- **Propagation Delay (tP):** 120 ns (typical)  
- **Rise/Fall Time (tr/tf):** 35 ns / 25 ns (with 1.8 nF load)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 8-lead SOIC  

### **Descriptions:**
- The IRS21844 is a high-voltage, high-speed gate driver with independent high-side and low-side referenced output channels.  
- It is designed to drive both MOSFETs and IGBTs in half-bridge or full-bridge configurations.  
- The device features a floating high-side driver capable of handling bootstrap or isolated power supplies.  

### **Features:**
- **Independent High- and Low-Side Outputs**  
- **CMOS Schmitt-Triggered Inputs** with hysteresis for improved noise immunity  
- **Matched Propagation Delay** for both channels  
- **Under-Voltage Lockout (UVLO)** for both high-side and low-side drivers  
- **3.3 V, 5 V, and 15 V Logic Input Compatible**  
- **Low Power Consumption**  
- **RoHS Compliant**  

This driver is commonly used in motor control, power supplies, and inverters.

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