Manufacturer Part Number
UC3845BVD1R2
Manufacturer
onsemi
Introduction
The UC3845BVD1R2 by onsemi is an integrated circuit used for DC to DC switching control, specifically designed for boost and flyback converter configurations.
Product Features and Performance
Supports boost and flyback topologies
Single output transistor driver functionality
Capable of output isolation
Operates at a switching frequency up to 500kHz
Allows for maximum duty cycle of 48%
Integrated frequency control features
Designed for surface mounting with an 8-SOIC package
Product Advantages
High-frequency operation which promotes reduced transformer size in designs
Ability to handle a wide voltage supply range from 7.6V to 30V
Operating temperature range suitable for diverse environments (-40°C to 105°C)
Versatile compatibility with different topologies and configurations
Key Technical Parameters
Voltage Supply (Vcc/Vdd): 7.6V to 30V
Maximum Switching Frequency: 500kHz
Maximum Duty Cycle: 48%
Operating Temperature: -40°C to 105°C
Package: 8-SOIC
Quality and Safety Features
Operates within a wide temperature range ensuring stability and reliability under varying environmental conditions
Compatibility
Compatible with a range of stepping and stepping/down converter applications
Usable in applications requiring isolation
Application Areas
Suited for power supply design in consumer electronics
Power management in portable devices
Industrial power systems
Product Lifecycle
Obsolete status, suggesting the need to look for replacements or upgrades
Several Key Reasons to Choose This Product
High efficiency with upper frequency reaching 500kHz allows for compact power supply design
Broad functional temperature range making it suitable for industrial applications under extreme conditions
Broad voltage input range providing flexibility in various power situations
Obsolescence of the part necessitates consideration for future support and replacement options