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UCC3581 - Micropower Voltage Mode PWM

Datasheet Summary

Description

The UCC3581 voltage mode pulse width modulator is designed to control low power isolated DC - DC converters in applications such as Subscriber Line Power (ISDN I.430).

Features

  • Low 85µA Startup Current BLOCK.

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Datasheet preview – UCC3581

Datasheet Details

Part number UCC3581
Manufacturer Unitrode
File Size 842.39 KB
Description Micropower Voltage Mode PWM
Datasheet download datasheet UCC3581 Datasheet
Additional preview pages of the UCC3581 datasheet.

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Full PDF Text Transcription

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Micropower Voltage Mode PWM FEATURES • Low 85µA Startup Current BLOCK DIAGRAM • Low 300µA Operating Current • Automatically Disabled Startup Preregulator • Programmable Minimum Duty Cycle with Cycle Skipping • Programmable Maximum Duty Cycle • Output Current 1A Peak Source and Sink • Programmable Soft Start • Programmable Oscillator Frequency • External Oscillator Synchronization Capability application INFO available UCC1581 UCC2581 UCC3581 Note: Pin Connection shown for 14-pin Package UDG-95011-1 DESCRIPTION The UCC3581 voltage mode pulse width modulator is designed to control low power isolated DC - DC converters in applications such as Subscriber Line Power (ISDN I.430).
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