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TK65421 - STEP-DOWN CONVERTER WITH BATTERY MONITOR

This page provides the datasheet information for the TK65421, a member of the TK6 STEP-DOWN CONVERTER WITH BATTERY MONITOR family.

Description

The TK654xx low power step-down converter is designed for portable battery systems, capable of operating from a single Li-ion battery cell or multiple alkaline or rechargeable (NiCd or NiMH) battery cells (up to 6 V).

Features

  • s s s s s s s s s s TK654xx STEP-DOWN.

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Datasheet preview – TK65421

Datasheet Details

Part number TK65421
Manufacturer TOKO
File Size 762.50 KB
Description STEP-DOWN CONVERTER WITH BATTERY MONITOR
Datasheet download datasheet TK65421 Datasheet
Additional preview pages of the TK65421 datasheet.

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Full PDF Text Transcription

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ADVANCED INFORMATION ADVANCED INFORMATION FEATURES s s s s s s s s s s TK654xx STEP-DOWN CONVERTER WITH BATTERY MONITOR APPLICATIONS s s s s s s Battery Powered Systems Cellular Telephones Pagers Personal Communications Equipment Radio Controlled Systems Toys s Minimum External Component Count (1 coil, 1 cap) s Miniature 6 Pin SOT23L-6 Surface Mount Package Up To 95% Efficient Extremely Low Operating Current (24 µA) Low Quiescent Current (18 µA) Low Ripple Fast Transient Response Linear Dropout Characteristics Short Circuit Protection Regulates Down to 1.8 V Synchronous Rectification Internal Battery Monitor Driving the SB pin low will disable the TK654xx and drop the quiescent current on the input supply to approximately 18 µA.
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