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UCC2809PWTR-1G4 from TI/BB,Texas Instruments

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UCC2809PWTR-1G4

Manufacturer: TI/BB

Economy Primary Side Controller 8-TSSOP -40 to 85

Partnumber Manufacturer Quantity Availability
UCC2809PWTR-1G4,UCC2809PWTR1G4 TI/BB 217 In Stock

Description and Introduction

Economy Primary Side Controller 8-TSSOP -40 to 85 The UCC2809PWTR-1G4 is a high-speed PWM controller manufactured by Texas Instruments (TI) / Burr-Brown (BB).  

### **Specifications:**  
- **Type:** Current Mode PWM Controller  
- **Topology:** Boost, Flyback, Forward  
- **Frequency:** Up to 1MHz  
- **Output Current:** 1A (Peak)  
- **Supply Voltage (VCC):** 10V to 20V  
- **Duty Cycle Range:** 0% to 100%  
- **Operating Temperature:** -40°C to +85°C  
- **Package:** TSSOP-16 (PW)  

### **Descriptions:**  
The UCC2809PWTR-1G4 is designed for high-frequency switching power supplies. It features current-mode control, cycle-by-cycle current limiting, and a programmable oscillator for flexible frequency setting.  

### **Features:**  
- **Current-Mode Control:** Improves loop response and simplifies compensation.  
- **Programmable Oscillator:** Allows frequency adjustment via external components.  
- **Soft-Start:** Reduces inrush current during startup.  
- **Under-Voltage Lockout (UVLO):** Ensures proper operation within supply voltage limits.  
- **Cycle-by-Cycle Current Limiting:** Protects against overloads.  
- **High-Speed Operation:** Supports switching frequencies up to 1MHz.  
- **Wide Supply Voltage Range:** 10V to 20V operation.  

This information is based on the manufacturer's datasheet. For detailed specifications, refer to the official TI/BB documentation.

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