UC3842 Open Loop Test Circuit and Datasheet

2016-01-26 19:47  
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IC UC3842 SMPS controller is designed for Offline and DC to DC converter applications with minimum external components. This IC features Low Start up Current, Maximum Duty Clamp, UVLO With Hysteresis, and Operating Frequency up to 500KHz. The herein schematic showsOpen Loop Test Circuit of this UC3842.

uc3842 circuit_open loop test

According to the datasheet, the UC3842 have UVLO thresholds of 16V (ON) and 10V (OFF).


Get and download the UC3842 datasheet for full description ofUC3842 Open Loop Test Circuit(source: fairchildsemi.com).