Manufacturer Part Number
UCC28781QRTWRQ1
Manufacturer
Texas Instruments
Introduction
High-efficiency AC/DC controller optimized for automotive applications.
Product Features and Performance
Flyback and Secondary Side SR topology for efficient power conversion
Operating frequency up to 500kHz enabling smaller components
Wide supply voltage range of 14V to 34V for flexible use in various circuits
High-temperature operation up to 125°C suitable for harsh environments
Current Limiting, Over Power, Over Temperature, Over Voltage, Short Circuit protection for robust performance
Soft Start feature to minimize inrush current at power-up
Product Advantages
High integration for a reduced component count and system cost
AEC-Q100 qualified ensuring reliability in automotive applications
Enhanced thermal performance with exposed pad packages
Support for isolated designs improving safety and meeting regulatory standards
Key Technical Parameters
Output Isolation: Isolated
Voltage Start Up: 500 mV
Frequency Switching: 500kHz
Operating Temperature: -40°C ~ 125°C (TJ)
Quality and Safety Features
Multiple fault protection features to safeguard against system failures
Automotive grade quality for increased longevity and performance under stress
Compliance with the rigorous AEC-Q100 qualification
Compatibility
Component can be used in various car models and electronic applications due to compliance with automotive standards
Versatile mounting type (Surface Mount) for widespread PCB compatibility
Application Areas
Automotive power applications
Power converters for infotainment systems, ECUs, and other in-vehicle electronics
Product Lifecycle
Active product status, not nearing discontinuation
Availability of continuous support and potential future upgrades
Several Key Reasons to Choose This Product
Texas Instruments' reputation for quality and reliability in power management solutions
Optimized for automotive environments with extended temperature range and AEC-Q100 qualification
Enhanced power efficiency for sustainable energy management in vehicles
Support for advanced power conversion topologies enabling compact and lighter automotive systems
Extensive protection features ensuring continued operation even in adverse conditions