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UC2855BDW from TI/UNITRODE,Texas Instruments

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UC2855BDW

Manufacturer: TI/UNITRODE

High Performance Power Factor Preregulator

Partnumber Manufacturer Quantity Availability
UC2855BDW TI/UNITRODE 8 In Stock

Description and Introduction

High Performance Power Factor Preregulator The UC2855BDW is a high-performance current mode PWM controller manufactured by Texas Instruments (TI) under the UNITRODE brand.  

### **Specifications:**  
- **Topology:** Current Mode PWM Controller  
- **Input Voltage Range:** 15V to 35V (VCC)  
- **Operating Frequency:** Up to 1MHz  
- **Output Drive Current:** 1A (Peak)  
- **Duty Cycle Range:** 0% to 100%  
- **Error Amplifier Bandwidth:** 5MHz  
- **Soft-Start Capability:** Yes  
- **UVLO (Undervoltage Lockout):** Yes  
- **Package:** SOIC-16 (DW)  

### **Descriptions and Features:**  
- Designed for high-efficiency power supply applications.  
- Provides precise current-mode control for improved loop response.  
- Includes a built-in totem-pole output stage for driving power MOSFETs.  
- Features cycle-by-cycle current limiting for enhanced protection.  
- Integrated error amplifier with reference voltage for feedback control.  
- Adjustable oscillator frequency with external timing components.  
- Low startup and operating current for improved efficiency.  
- Suitable for offline and DC-DC converter applications.  

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

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