RT9515 Просмотр технического описания (PDF) - Richtek Technology

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Компоненты Описание

производитель

RT9515

Linear Single Cell Li-Ion Battery Charger IC

Richtek Technology 

Function Block Diagram

GND

Charge Input Control

RT9515

ACIN

OVP

Comparator

2.5V +

-

OVP

SENSE

FET

ACIN

PFET

ISETA

2.5V

0.5V

0.25V

VREF

BATT

Precharge

Comparator

+

2.5V -

Precharge

Recharge

Comparator

+

2.5V -

Recharge

Loop Controller

Tcrmination

Comparator

-

VREF

0.25V +

0.9V -

Charge

Disable

+

125 C

Charge Done

Temperature Fault

Temperature

1uA

Sense

VCC

Logic

PGOOD

CHG_S

EN

TS

DS9515-01 April 2011

www.richtek.com

3

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