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SI9978DW from SILICONIX

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SI9978DW

Manufacturer: SILICONIX

Configurable H-Bridge Driver

Partnumber Manufacturer Quantity Availability
SI9978DW SILICONIX 1695 In Stock

Description and Introduction

Configurable H-Bridge Driver The part SI9978DW is manufactured by SILICONIX. Below are its specifications, descriptions, and features:  

### **Specifications:**  
- **Manufacturer:** SILICONIX  
- **Package:** SOIC-16 (DW)  
- **Type:** Dual MOSFET Driver  
- **Voltage Supply Range:** 4.5V to 18V  
- **Output Current (Peak):** 2A  
- **Propagation Delay:** 50ns (typical)  
- **Rise/Fall Time:** 25ns (typical)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Logic Input Compatibility:** TTL/CMOS  

### **Description:**  
The SI9978DW is a dual high-speed MOSFET driver designed to drive both high-side and low-side N-channel power MOSFETs in synchronous rectified bridge circuits. It features independent inputs for each driver, allowing flexible control.  

### **Features:**  
- Dual high-speed MOSFET driver  
- Independent inputs for each driver  
- 4.5V to 18V supply voltage range  
- 2A peak output current  
- Fast propagation delay and switching times  
- TTL/CMOS compatible inputs  
- Under-voltage lockout (UVLO) protection  
- Low quiescent current  

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

Application Scenarios & Design Considerations

Configurable H-Bridge Driver

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