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UCC28019D from TI,Texas Instruments

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UCC28019D

Manufacturer: TI

8-Pin Continuous Conduction Mode (CCM) PFC Controller 8-SOIC

Partnumber Manufacturer Quantity Availability
UCC28019D TI 1 In Stock

Description and Introduction

8-Pin Continuous Conduction Mode (CCM) PFC Controller 8-SOIC The UCC28019D is a PFC (Power Factor Correction) controller manufactured by Texas Instruments (TI).  

### **Specifications:**  
- **Topology:** Transition Mode (TM) PFC  
- **Input Voltage Range:** 85 VAC to 265 VAC  
- **Output Voltage Range:** Up to 410 VDC  
- **Switching Frequency:** Variable (adjustable)  
- **Operating Temperature Range:** -40°C to +105°C  
- **Package:** SOIC-8  
- **Control Method:** Average Current Mode  
- **Maximum Duty Cycle:** 97%  
- **Startup Current:** 50 µA (typical)  
- **Supply Voltage (VCC):** 10.5 V to 21 V  

### **Descriptions:**  
The UCC28019D is a high-performance, transition-mode PFC controller designed for AC/DC power supplies. It provides near-unity power factor correction while optimizing efficiency. It features an average current mode control scheme for stable operation and low distortion.  

### **Features:**  
- **Low THD (Total Harmonic Distortion)**  
- **Internal Start-up Timer**  
- **Overvoltage Protection (OVP)**  
- **Undervoltage Lockout (UVLO)**  
- **Soft-Start Function**  
- **Zero Current Detection (ZCD)**  
- **Peak Current Limiting**  

This device is commonly used in power supplies for applications like LED lighting, industrial systems, and consumer electronics.  

(Source: Texas Instruments Datasheet)

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