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UDN2549B from A

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15.625ms

UDN2549B

Manufacturer: A

PROTECTED QUAD POWER DRIVER

Partnumber Manufacturer Quantity Availability
UDN2549B A 100 In Stock

Description and Introduction

PROTECTED QUAD POWER DRIVER The part **UDN2549B** is manufactured by **Allegro MicroSystems**.  

### **Specifications:**  
- **Type:** Dual Full-Bridge PWM Motor Driver  
- **Output Current:** Up to 2.5A per channel  
- **Supply Voltage Range:** 10V to 45V  
- **Logic Input Voltage:** 3V to 5.5V (TTL/CMOS compatible)  
- **PWM Control:** Supports high-frequency switching  
- **Thermal Protection:** Built-in thermal shutdown  
- **Package Type:** Multiwatt15 (through-hole)  

### **Descriptions:**  
The UDN2549B is a dual full-bridge motor driver designed for bidirectional control of DC motors. It integrates two independent H-bridges, allowing it to drive two motors or a single motor with higher current capability when bridges are paralleled.  

### **Features:**  
- Dual independent H-bridge drivers  
- High output current capability (2.5A per channel)  
- Built-in flyback diodes for inductive load protection  
- TTL/CMOS-compatible inputs  
- Overcurrent and thermal protection  
- Suitable for automotive and industrial applications  

For detailed electrical characteristics and application notes, refer to the official **Allegro MicroSystems datasheet**.

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