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UCC38083D from TI,Texas Instruments

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UCC38083D

Manufacturer: TI

Current Mode Push-Pull PWM With Programmable Slope Compensation

Partnumber Manufacturer Quantity Availability
UCC38083D TI 12 In Stock

Description and Introduction

Current Mode Push-Pull PWM With Programmable Slope Compensation The UCC38083D is a PWM controller manufactured by Texas Instruments (TI). Here are its key specifications, descriptions, and features:

### **Specifications:**
- **Topology:** Current-mode PWM controller  
- **Input Voltage Range:** 4.5V to 12V (VCC)  
- **Operating Frequency:** Up to 1MHz  
- **Output Drive Current:** ±1A (peak)  
- **Duty Cycle Range:** 0% to 100%  
- **Start-Up Current:** 150µA (typical)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** SOIC-8  

### **Descriptions:**
- Designed for high-performance offline and DC-DC power supplies.  
- Features low-power consumption and high-speed operation.  
- Includes cycle-by-cycle current limiting for protection.  

### **Features:**
- **Current-Mode Control:** Improves loop response and simplifies compensation.  
- **Programmable Soft-Start:** Reduces inrush current during startup.  
- **Undervoltage Lockout (UVLO):** Ensures proper operation within voltage range.  
- **Synchronizable Oscillator:** Allows synchronization to an external clock.  
- **Internal Leading-Edge Blanking:** Improves noise immunity in current sensing.  
- **Low Power Consumption:** Optimized for energy-efficient designs.  

This information is sourced from TI's official documentation. For detailed application notes, refer to the datasheet.

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