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UC2845BN, UC2842B Datasheet - ST Microelectronics

UC2845BN HIGH-PERFORMANCE PWM CONTROLLER

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 comparatorw.

UC2845BN Features

* to implement off-line or DC to DC UVLO thresholds of 16V (on) and 10V (off), ideally fixed frequency current mode control schemes wwwwit.DhataSheet4Us.cuomitedoff-lineapplicationsThecorrespondingthresh- a minimal external parts count. Internally imple- oldsforthe UC3843BandUC3845Bare8.5 V and7.9

UC2842B_STMicroelectronics.pdf

This datasheet PDF includes multiple part numbers: UC2845BN, UC2842B. Please refer to the document for exact specifications by model.
UC2845BN Datasheet Preview Page 2 UC2845BN Datasheet Preview Page 3

Datasheet Details

Part number:

UC2845BN, UC2842B

Manufacturer:

STMicroelectronics ↗

File Size:

151.27 KB

Description:

High-performance pwm controller.

Note:

This datasheet PDF includes multiple part numbers: UC2845BN, UC2842B.
Please refer to the document for exact specifications by model.

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TAGS

UC2845BN UC2842B HIGH-PERFORMANCE PWM CONTROLLER ST Microelectronics

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