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UCC2809D-1 from UNITRODE

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UCC2809D-1

Manufacturer: UNITRODE

1

Partnumber Manufacturer Quantity Availability
UCC2809D-1,UCC2809D1 UNITRODE 1500 In Stock

Description and Introduction

1 The UCC2809D-1 is a Power Factor Correction (PFC) controller manufactured by UNITRODE.  

### **Specifications:**  
- **Manufacturer:** UNITRODE  
- **Type:** Power Factor Correction (PFC) Controller  
- **Package:** SOIC-8  
- **Operating Temperature Range:** -40°C to +85°C  
- **Input Voltage Range:** Typically used in AC-DC power supply applications  
- **Switching Frequency:** Adjustable, typically operates in the range of tens to hundreds of kHz  
- **Control Method:** Average current mode control for improved power factor correction  

### **Descriptions:**  
The UCC2809D-1 is designed for high-performance power factor correction in AC-DC power supplies. It features an average current mode control architecture, which helps achieve near-unity power factor and low harmonic distortion.  

### **Features:**  
- **Average Current Mode Control:** Ensures low THD (Total Harmonic Distortion)  
- **Programmable Oscillator:** Allows adjustment of switching frequency  
- **Soft-Start Function:** Reduces inrush current during startup  
- **Overvoltage Protection (OVP):** Protects against output overvoltage conditions  
- **Undervoltage Lockout (UVLO):** Ensures proper operation under low-voltage conditions  
- **Low Startup Current:** Enhances efficiency  

This information is based solely on the manufacturer's specifications and does not include any additional recommendations.

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