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UC2843 Datasheet PDF

STMicroelectronics UC2843

CURRENTMODE PWM CONTROLLER

Part No. UC2843
Datasheet UC2843 Download
Manufacturer
STMicroelectronics
Description CURRENTMODE PWM CONTROLLER
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UC2843 datasheet page 1 preview

DESCRIPTION

TheUC3842/3/4/5family of controlICs provides the necessary features to implement off-line or DC to DC fixed frequency current mode control schemes with a minimal externalparts count.Internallyimplementedcircuits include undervoltagelockout featuring start-up current less than 1 mA, a precision reference trimmed for accuracy at the error amp input, Minidip SO14 logic to insure latched operation, a PWM comparatorwhich also providescurrentlimit control,and a totem pole output stage designed to source or sink high peak current. The output stage,
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