UC3843BN vs UC3845BN Comparison

This in-depth comparison of the UC3845BN and UC3843BN provides valuable insights into their specifications and key features. We cover important factors in detail, including RoHS compliance, REACH status, series, mounting style, package type, and other relevant characteristics. Presenting the differences side by side simplifies component selection, making it easier for you to select the best option for your specific application. For more information, refer to their datasheets or contact our sales team for assistance in selecting the right part for your design.
Specifications
UC3845BN

+BOM

6044 PCS | onsemi
UC3843BN

+BOM

3487 PCS | onsemi
Package DIP-8 DIP-8
Description SWITCHING CONTROLLER IC REG CTRLR FLYBACK 8DIP
Supplier Rochester Electronics, LLC -
Part Status Active Obsolete
Output Type Transistor Driver Transistor Driver
Function Step-Up, Step-Up/Step-Down Step-Up, Step-Up/Step-Down
Output Configuration Positive, Isolation Capable Positive, Isolation Capable
Topology Boost, Flyback Boost, Flyback
Number of Outputs 1 1
Output Phases 1 1
Voltage - Supply (Vcc/Vdd) 7.6V ~ 30V 7.6V ~ 30V
Frequency - Switching Up to 500kHz Up to 500kHz
Duty Cycle(Max) 48% 96%
Synchronous Rectifier No No
Clock Sync No No
Control Features Frequency Control Frequency Control
Operating Temperature 0°C ~ 70°C (TA) 0°C ~ 70°C (TA)
Mounting Type Through Hole Through Hole
Comparison Model : UC3845BN UC3843BN

+BOM RFQ