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UCC38C40DR from TI,Texas Instruments

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UCC38C40DR

Manufacturer: TI

BiCMOS Low-Power Current Mode PWM Controller

Partnumber Manufacturer Quantity Availability
UCC38C40DR TI 2354 In Stock

Description and Introduction

BiCMOS Low-Power Current Mode PWM Controller The UCC38C40DR is a high-speed PWM controller manufactured by Texas Instruments (TI).  

### **Specifications:**  
- **Topology:** Current-mode PWM controller  
- **Operating Frequency:** Up to 1 MHz  
- **Supply Voltage (VCC):** 10V to 20V  
- **Output Drive Current:** ±1A (peak)  
- **Duty Cycle Range:** 0% to 100%  
- **UVLO (Undervoltage Lockout):** 9V (typical turn-on), 8V (turn-off)  
- **Package:** SOIC-8  
- **Operating Temperature Range:** -40°C to +85°C  

### **Descriptions and Features:**  
- Designed for high-frequency DC-DC converters  
- Current-mode control for improved transient response  
- Built-in soft-start function  
- Adjustable oscillator frequency  
- Low start-up and operating current  
- Under-voltage lockout (UVLO) protection  
- Compatible with voltage-mode operation  

This device is commonly used in power supply applications such as telecom, industrial, and computing systems.  

(Source: Texas Instruments datasheet)

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