AAT3603 데이터 시트보기 (PDF) - Skyworks Solutions

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AAT3603

Total Power Solution for Portable Applications

Skyworks Solutions 

DATA SHEET

AAT3603

Total Power Solution for Portable Applications

CHGIN

BAT

Push-button

On Switch

EN_KEY

ON_KEY

Micro

Processor

EN_HOLD

μP

OUT1

EN_BAT

UVLO

Enable

for BAT

Regulators

Enable for

Battery Charger

Automatic

Tester or

Handsfree

Operation

EN_TEST

Figure 1: Enable Function Detailed Schematic.

EN_KEY

Power Up Sequence

300ms

debounce

delay

Power Down Sequence

ON_KEY

EN_HOLD

OUTBuck

(Core)

OUT1

(PowerDigital)

RESET

90% Regulation

EN_HOLD must be held high

before EN _KEY can be released .

90% Regulation

65ms

Figure 2: Typical Power Up/Down Sequence.

Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • sales@skyworksinc.com • www.skyworksinc.com

202211B • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice. • March 20, 2013

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