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UCC38C40D from TI/UNITRODE,Texas Instruments

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UCC38C40D

Manufacturer: TI/UNITRODE

BiCMOS Low-Power Current Mode PWM Controller

Partnumber Manufacturer Quantity Availability
UCC38C40D TI/UNITRODE 63 In Stock

Description and Introduction

BiCMOS Low-Power Current Mode PWM Controller The UCC38C40D is a high-performance current-mode PWM controller manufactured by Texas Instruments (TI)/Unitrode.  

### **Specifications:**  
- **Topology:** Current-mode PWM controller  
- **Operating Frequency:** Up to 1 MHz  
- **Supply Voltage (VCC):** 4.5V to 40V  
- **Output Drive Current:** ±1A (peak)  
- **Duty Cycle Range:** 0% to 100%  
- **Error Amplifier Bandwidth:** 5 MHz  
- **Soft-Start Capability:** Yes  
- **Under-Voltage Lockout (UVLO):** Adjustable  
- **Package:** SOIC-8  

### **Descriptions and Features:**  
- Designed for high-frequency switching power supplies.  
- Provides precise current-mode control for improved loop response.  
- Features cycle-by-cycle current limiting for enhanced protection.  
- Includes an internal oscillator with synchronization capability.  
- Low startup and operating current for improved efficiency.  
- Adjustable dead-time control for optimized performance.  
- Suitable for flyback, forward, and boost converters.  
- Integrated error amplifier with reference voltage for feedback control.  

This PWM controller is commonly used in AC/DC and DC/DC power supply applications.

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