Manufacturer Part Number
UC3851DWTR
Manufacturer
Texas Instruments
Introduction
The UC3851DWTR is a high-performance, versatile power management integrated circuit (PMIC) designed for offline switching power supply applications.
Product Features and Performance
Operates at switching frequencies up to 500 kHz
Supports various converter topologies including boost, buck, flyback, and forward
Operates with a wide supply voltage range of 7.8V to 32V
Provides frequency control and soft-start functionality
Includes current limiting and over-voltage fault protection
Product Advantages
Offers high-efficiency and reliable power conversion
Flexible design with support for multiple converter topologies
Wide operating voltage range for diverse applications
Advanced control and protection features
Key Technical Parameters
Switching Frequency: Up to 500 kHz
Supply Voltage (Vcc/Vdd): 7.8V to 32V
Startup Voltage: 8V
Duty Cycle: 50%
Internal Switch: No
Quality and Safety Features
RoHS3 compliant
Provides current limiting and over-voltage protection
Compatibility
Can be used in a variety of offline switching power supply applications
Application Areas
Suitable for a wide range of power conversion applications, including industrial, consumer, and medical equipment
Product Lifecycle
Currently in active production
Replacement and upgrade options may be available from Texas Instruments
Key Reasons to Choose This Product
High-performance and reliable power conversion
Flexible design with support for multiple converter topologies
Wide operating voltage range for diverse applications
Advanced control and protection features for increased reliability
RoHS3 compliance for environmental considerations