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UC2845A - HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER

This page provides the datasheet information for the UC2845A, a member of the UC2842A HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER family.

Description

PThe UC384xA family of control ICs provides the necessary

Features

  • Figure 1. Package.

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Datasheet preview – UC2845A

Datasheet Details

Part number UC2845A
Manufacturer STMicroelectronics
File Size 173.11 KB
Description HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER
Datasheet download datasheet UC2845A Datasheet
Additional preview pages of the UC2845A datasheet.

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Full PDF Text Transcription

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UC284XA UC384XA HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER NOT FOR NEW DESIGN 1 FEATURES Figure 1. Package ■ TRIMMED OSCILLATOR DISCHARGE CURRENT ■ CURRENT MODE OPERATION TO 500kHz AUTOMATIC FEED FORWARD COMPENSATION DIP-8 SO-8 ■ LATCHING PWM FOR CYCLE-BY-CYCLE CURRENT LIMITING Table 1. Order Codes ■ INTERNALLY TRIMMED REFERENCE WITH Part Number Package UNDERVOLTAGE LOCKOUT ■ HIGH CURRENT TOTEM POLE OUTPUT t(s)UNDERVOLTAGE LOCKOUT WITH HYSTERESIS c■ LOW START-UP CURRENT (< 0.5mA) uDOUBLE PULSE SUPPRESSION rod2 DESCRIPTION PThe UC384xA family of control ICs provides the necessary features to implement off-line or DC to teDC fixed frequency current mode control schemes lewith a minimal external parts count.
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