AS1322 DC-DC Step-Up Converters

ams

Description

AS1322 Low Voltage, Micropower, DC-DC Step-Up Converters 1 General .
The AS1322A and the AS1322B are synchronous, fixed frequency, very high-efficiency DC-DC boost converters capable of supplying 3.

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Datasheet Specifications

Part number: AS1322
Manufacturer: ams
File Size: 773.22 KB
Datasheet: AS1322-ams.pdf
Description: DC-DC Step-Up Converters

Features

* 95% Efficiency Single-Cell Operation Delivers 160mA @ 3.3V (from Single AA Cell) Delivers 220mA @ 5.0V (from Two AA Cells) Delivers 570mA @ 3.3V (from Two AA Cells) Low Start-Up Voltage: 0.85V High-Speed Fixed-Frequency: 1.2MHz Internal PMOS Synchronous Rectifier Automatic Powersave Operation (AS132

Applications

* The AS1322 is ideal for low-power applications where ultra-small size is critical as in medical diagnostic equipment, hand-held instruments, pagers, digital cameras, remote wireless transmitters, MP3 players, LCD bias supplies, cordless phones, GPS receivers, and PC cards. L1 4.7µH AA Battery C1

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AS1322 DC-DC Step-Up Converters ams

ams AS1322-like datasheet