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UC2845BN

Part Number	UC2845BN
Manufacturer	ST Microelectronics
Description	HIGH-PERFORMANCE PWM CONTROLLER
Published	Nov 2, 2021
Detailed Description	UC2842B/3B/4B/5B ® UC3842B/3B/4B/5B HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER . TRIMMED OSCILLATOR FOR PRECISE FR...
Datasheet	UC2845BN PDF File

Overview

UC2842B/3B/4B/5B ® UC3842B/3B/4B/5B HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER .
TRIMMED OSCILLATOR FOR PRECISE FREQUENCY CONTROL .
OSCILLATOR FREQUENCY GUARANTEED AT 250kHz .
CURRENT MODE OPERATION TO 500kHz .
AUTOMATIC FEED FORWARD COMPENSA- TION .
LATCHING PWM FOR CYCLE-BY-CYCLE CURRENT LIMITING .
INTERNALLY TRIMMED REFERENCE WITH UNDERVOLTAGE LOCKOUT .
HIGH CURRENT TOTEM POLE OUTPUT .
UNDERVOLTAGE LOCKOUT WITH HYSTER- ESIS .
LOW START-UP AND OPERATING CURRENT Minidip SO8 comparatorwhich alsoprovidescurrent limit control, and a totem pole output stage designed to source or sink high peakcurrent.
The outputstage, suitable for driving N-Channel MOSFETs, is low in the offstate.
DES...

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