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UCC2818ADG4 from TI,Texas Instruments

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UCC2818ADG4

Manufacturer: TI

BiCMOS Power Factor Preregulator 16-SOIC -40 to 85

Partnumber Manufacturer Quantity Availability
UCC2818ADG4 TI 2000 In Stock

Description and Introduction

BiCMOS Power Factor Preregulator 16-SOIC -40 to 85 The UCC2818ADG4 is a power factor correction (PFC) controller manufactured by Texas Instruments (TI).  

### **Specifications:**  
- **Input Voltage Range:** 4.5V to 12V  
- **Operating Frequency:** Up to 250kHz  
- **Output Drive Current:** ±1.5A (peak)  
- **Supply Current (Typical):** 4mA  
- **Package:** SOIC-16  
- **Operating Temperature Range:** -40°C to 105°C  
- **Control Method:** Average Current Mode Control  

### **Descriptions:**  
The UCC2818ADG4 is designed for high-performance power factor correction in AC/DC power supplies. It features a continuous conduction mode (CCM) operation, ensuring low harmonic distortion and high power factor.  

### **Features:**  
- **Average Current Mode Control:** Ensures low THD and high power factor.  
- **Programmable Oscillator Frequency:** Allows flexible design.  
- **Soft-Start Function:** Reduces inrush current.  
- **Under-Voltage Lockout (UVLO):** Ensures safe operation.  
- **Over-Voltage Protection (OVP):** Protects against output overvoltage.  
- **Peak Current Limiting:** Enhances system reliability.  

This IC is commonly used in power supplies, LED drivers, and industrial applications requiring efficient power factor correction.

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