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UCC2580-3 from TI/BB,Texas Instruments

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UCC2580-3

Manufacturer: TI/BB

Single Ended Active Clamp/Reset PWM

Partnumber Manufacturer Quantity Availability
UCC2580-3,UCC25803 TI/BB 109 In Stock

Description and Introduction

Single Ended Active Clamp/Reset PWM The UCC2580-3 is a BiCMOS high-frequency synchronous buck controller manufactured by Texas Instruments (TI)/Burr-Brown (BB).  

### **Specifications:**  
- **Input Voltage Range:** 4.5V to 18V  
- **Output Voltage:** Adjustable (3.3V fixed for UCC2580-3)  
- **Switching Frequency:** Up to 1MHz  
- **Operating Temperature Range:** -40°C to +85°C  
- **Control Method:** Voltage-mode PWM  
- **Duty Cycle Range:** 0% to 100%  
- **Package:** 8-Pin SOIC (D)  

### **Descriptions:**  
The UCC2580-3 is designed for high-efficiency, step-down DC-DC converter applications. It integrates a high-speed PWM controller with features optimized for synchronous rectification, reducing external component count.  

### **Features:**  
- **Fixed 3.3V Output** (UCC2580-3 variant)  
- **Voltage-Mode Control**  
- **Synchronous Rectification Support**  
- **Soft-Start Function**  
- **Undervoltage Lockout (UVLO)**  
- **Low Quiescent Current**  
- **Thermal Shutdown Protection**  

For exact details, refer to the official datasheet from TI.

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