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UCC2809DTR-2G4 from TI,Texas Instruments

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UCC2809DTR-2G4

Manufacturer: TI

Economy Primary Side Controller 8-SOIC -40 to 85

Partnumber Manufacturer Quantity Availability
UCC2809DTR-2G4,UCC2809DTR2G4 TI 2419 In Stock

Description and Introduction

Economy Primary Side Controller 8-SOIC -40 to 85 The UCC2809DTR-2G4 is a PFC (Power Factor Correction) controller manufactured by Texas Instruments (TI).  

**Specifications:**  
- **Type:** Average Current Mode PFC Controller  
- **Topology:** Boost  
- **Input Voltage Range:** 85V to 265V AC  
- **Output Voltage:** Adjustable (typically 400V DC)  
- **Switching Frequency:** Fixed (programmable via external components)  
- **Operating Temperature Range:** -40°C to +105°C  
- **Package:** SOIC-8  

**Descriptions:**  
The UCC2809DTR-2G4 is designed for high-performance power factor correction in AC/DC power supplies. It operates in continuous conduction mode (CCM) and features average current mode control for improved efficiency and reduced harmonic distortion.  

**Features:**  
- Average current mode control for accurate current shaping  
- Low THD (Total Harmonic Distortion)  
- Internal start-up timer  
- Overvoltage protection (OVP)  
- Undervoltage lockout (UVLO)  
- Programmable soft-start  
- Low power consumption  

This device is commonly used in applications such as power supplies, LED drivers, and industrial systems requiring power factor correction.

Application Scenarios & Design Considerations

Economy Primary Side Controller 8-SOIC -40 to 85

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