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UCC38C42 from TEXAE

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15.015ms

UCC38C42

Manufacturer: TEXAE

BiCMOS Low-Power Current Mode PWM Controller

Partnumber Manufacturer Quantity Availability
UCC38C42 TEXAE 8 In Stock

Description and Introduction

BiCMOS Low-Power Current Mode PWM Controller The UCC38C42 is a high-performance current-mode PWM controller manufactured by Texas Instruments (TEXAS INSTRUMENTS, often abbreviated as TEXAE).  

### **Specifications:**  
- **Topology:** Current-mode PWM controller  
- **Operating Frequency:** Up to 1 MHz  
- **Supply Voltage (VCC):** 8.5V to 18V (start-up voltage ~8.5V)  
- **Output Drive Current:** ±1.5A (peak)  
- **Duty Cycle Range:** 0% to 100%  
- **Error Amplifier Bandwidth:** 5 MHz  
- **Soft-Start Capability:** Adjustable  
- **Protection Features:**  
  - Under-voltage lockout (UVLO)  
  - Cycle-by-cycle current limiting  
  - Programmable dead-time control  
- **Package Options:** SOIC-8, PDIP-8  

### **Descriptions:**  
The UCC38C42 is designed for high-frequency switching power supplies, providing precise regulation and fast transient response. It is optimized for applications requiring high efficiency and compact designs, such as DC-DC converters, telecom power supplies, and industrial systems.  

### **Features:**  
- **High-Speed Operation:** Supports switching frequencies up to 1 MHz.  
- **Current-Mode Control:** Improves loop response and simplifies compensation.  
- **Wide Input Voltage Range:** Suitable for various power supply designs.  
- **Strong Output Drive:** Capable of driving power MOSFETs directly.  
- **Adjustable Dead Time:** Enhances efficiency in synchronous rectification.  
- **Low Power Consumption:** Optimized for energy-efficient applications.  

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

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