Manufacturer Part Number
UCC3802PW
Manufacturer
Texas Instruments
Introduction
The UCC3802PW is an integrated PWM controller designed for power supply applications.
Product Features and Performance
Low startup voltage: 12.5 V
Operating supply voltage range: 8.3V to 12V
High duty cycle capability: up to 99%
High-frequency switching: up to 1MHz
Frequency control for optimized system performance
Product Advantages
Improved power efficiency for AC/DC conversion
Flexible for multiple topologies: Boost, Buck, Flyback, Forward
Current limiting for enhanced protection
Temperature range for operation: -40°C to 85°C
Surface mount technology for compact PCB design
Key Technical Parameters
No internal switches
Lack of voltage breakdown specification
No output isolation specified
Duty cycle: 99%
Switching frequency: up to 1MHz
Startup voltage: 12.5 V
Supply voltage: 8.3V to 12V
Quality and Safety Features
Current limiting fault protection
Operating temperature range ensures reliability in extreme conditions
Compatibility
Boost, Buck, Flyback, and Forward topology support
Surface mounting compatible with TSSOP 8-pin package
Application Areas
Power management for electronic devices
AC to DC conversion systems
Power supplies for consumer electronics
Product Lifecycle
Status: Last Time Buy
Extended support for legacy designs
Replacements or upgrades might be available
Several Key Reasons to Choose This Product
Optimal choice for high-frequency and flexible power supply designs
Suitable for a wide range of supply voltage
Texas Instruments' reputation for reliability and quality
Helpful for designs requiring tight control over frequency and duty cycle
Industry-standard packaging and mounting configurations
Specifically designed for power management efficiency