Manufacturer Part Number
UC3843BVN
Manufacturer
onsemi
Introduction
High-performance PWM controller for off-line and DC-DC power supplies
Product Features and Performance
Wide operating voltage range of 7.6V to 30V
Up to 500kHz switching frequency
Positive, isolation-capable output configuration
Boost and flyback topology support
Step-up and step-up/step-down functions
Frequency control for regulation
96% maximum duty cycle
Product Advantages
High efficiency and performance
Wide operating voltage range
Supports various power supply topologies
Versatile control features
Key Technical Parameters
Operating temperature range: -40°C to 105°C
Single 1-phase output
Synchronous rectifier: No
Quality and Safety Features
RoHS non-compliant
Compatibility
Through-hole mounting
8-PDIP package
Application Areas
Off-line and DC-DC power supplies
Boost and flyback converters
Step-up and step-up/step-down converters
Product Lifecycle
No information on discontinuation or replacement availability
Key Reasons to Choose This Product
Wide operating voltage range for versatility
High switching frequency for compact design
Supports various power supply topologies
Robust performance across temperature range
Frequency control for regulation