IC Phoenix logo

Home ›  U  › U7 > UC3854ADW

UC3854ADW from UC

Fast Delivery, Competitive Price @IC-phoenix

If you need more electronic components or better pricing, we welcome any inquiry.

0.000ms

UC3854ADW

Manufacturer: UC

Enhanced High Power Factor Preregulator

Partnumber Manufacturer Quantity Availability
UC3854ADW UC 218 In Stock

Description and Introduction

Enhanced High Power Factor Preregulator The UC3854ADW is a high-performance power factor correction (PFC) controller manufactured by Texas Instruments. Below are the factual details about this component:

### **Manufacturer:**  
Texas Instruments  

### **Specifications:**  
- **Type:** Power Factor Correction (PFC) Controller  
- **Package:** SOIC-16 (DW)  
- **Input Voltage Range:** 15V to 35V  
- **Operating Frequency:** Up to 500 kHz  
- **Output Drive Current:** 1.5A (peak)  
- **Power Factor Correction Method:** Average Current Mode Control  
- **Start-Up Current:** 150 µA (typical)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Features Overvoltage Protection (OVP), Undervoltage Lockout (UVLO), and Soft-Start**  

### **Descriptions:**  
The UC3854ADW is designed to provide near-unity power factor in AC/DC power supplies. It uses average current mode control to regulate input current, ensuring compliance with harmonic current standards (e.g., IEC 61000-3-2). It is widely used in offline power supplies, industrial systems, and lighting applications.  

### **Features:**  
- **Average Current Mode PFC Control**  
- **Programmable Switching Frequency**  
- **Low Distortion, High Power Factor (>0.99)**  
- **Precision Voltage Reference (7.5V ±1%)**  
- **Soft-Start and Enable Functions**  
- **Wide Operating Temperature Range**  
- **Integrated Overvoltage Protection (OVP)**  

This information is based solely on the manufacturer’s datasheet and technical documentation.

Request Quotation

For immediate assistance, call us at +86 533 2716050 or email [email protected]

Part Number Quantity Target Price($USD) Email Contact Person
We offer highly competitive channel pricing. Get in touch for details.

Specializes in hard-to-find components chips