34FI5N Search Results

Contextual Info: M UCC1857 UCC2857 UCC3857 UNITRODE Isolated Boost PFC Preregulator Controller FEATURES PFC With Isolation, VO < VIN Single Power Stage Zero Current Switched IGBT Programmable ZCS Time Corrects PF to >0.99 Fixed Frequency, Average Current Control Improved RMS Feedforward

UC386x Application Note

Abstract: UC3861 application note UC1865-1868 UC1861-1868 UC3861 UC3861-3868 DIL-16 PLCC-20 SOIC-16 UC2861-2868
Contextual Info: U C 18 6 1 -1 8 6 8 U C 2 8 6 1 -2 8 6 8 U C 3 8 6 1 -3 8 6 8 U IM IT R O D E Resonant-Mode Power Supply Controllers FEATURES DESCRIPTION • Controls Zero Current Switched ZCS or Zero Voltage Switched (ZVS) Quasi-Resonant Converters The UC1861-1868 family of ICs is optimized for the control of Zero Cur­