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UCC28C44DR from TI,Texas Instruments

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UCC28C44DR

Manufacturer: TI

BiCMOS Low-Power Current Mode PWM Controller

Partnumber Manufacturer Quantity Availability
UCC28C44DR TI 12721 In Stock

Description and Introduction

BiCMOS Low-Power Current Mode PWM Controller The UCC28C44DR is a high-performance current-mode PWM controller manufactured by Texas Instruments (TI).  

### **Key Specifications:**  
- **Topology:** Current-mode PWM controller  
- **Input Voltage Range:** 8.4V to 30V (VCC)  
- **Operating Frequency:** Up to 1MHz  
- **Output Current (Source/Sink):** 1A (peak)  
- **Duty Cycle Range:** 0% to 100%  
- **Error Amplifier Bandwidth:** 5MHz  
- **UVLO (Undervoltage Lockout):** 8.4V (on), 7.6V (off)  
- **Package:** SOIC-8  

### **Descriptions & Features:**  
- **Precision Reference:** Internal 5.1V ±1% bandgap reference  
- **Current Sensing:** Cycle-by-cycle current limiting  
- **Soft-Start:** Adjustable soft-start capability  
- **Synchronization:** External clock synchronization  
- **Protection Features:**  
  - Undervoltage lockout (UVLO)  
  - Overcurrent protection  
  - Programmable dead-time control  
- **Applications:**  
  - DC-DC converters  
  - Power supplies  
  - Telecom and industrial power systems  

This PWM controller is designed for high-efficiency power conversion with robust protection features.  

(Source: Texas Instruments Datasheet for UCC28C44DR)

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