BQ24030RHLR datasheet(10/32 Pages) TI

Part #	BQ24030RHLR

Description	SINGLE-CHIP CHARGE AND SYSTEM POWER-PATH MANAGEMENT IC(bqTINYTM-III)

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Manufacturer	TI [Texas Instruments]

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AC

USB

+

Reference, Bias & UVLO

ISET2

Thermal

Shutdown

Precharge

Recharge

Term

STAT1

STAT2

PSEL

Suspend

Sleep (AC)

Sleep (USB)

VSS

TS

BAT Charge Enable

USB Charge Enable

500 mA/ 100 mA

*

Signal Deglitched

UVLO

+

1 V

DPPM

Power Source Selection

+

60 mV

200 mV

+

Disable−

Sleep

DPPM

Scaling

ISET1

BAT

3.3−V LDO

LDO

OUT

AC Charge Enable

Q2

Q3

Short Circuit

Recovery

BAT

Short−Circuit

Recovery

USB

Charge

Enable

100 mA / 500 mA

BAT

Charge

Enable

Short−Circuit Recovery

+

Q1

USB

Charge

Enable

AC

100 mA /

500 mA

+

TMR

Oscillator

500

Ω

VO(OUT)

VO(LDO)

VI(BAT)

VI(ISET1)

VI(IUSB−SNS)

1 k

Ω

500

Ω

VI(IUSB−SNS)

VO(OUT)

VO(OUT−REG)

VIO(AC)

Charge

Enable

VI(IUSB−SNS)

VO(BAT−REG)

VI(BAT)

VO(BAT−REG)

VI(BAT)

VI(ISET1)

Fast Precharge

VO(OUT)

I(DPPM)

VSET

VDPPM

TJ

TJ(REG)

VSET

V(HTF)

V(LTF)

VO(BAT−REG)

VBAT

CE

I(TS)

VI(ISET1)

VBAT

VAC

VBAT

VUSB

VI(BAT)

VO(OUT)

V(SET)

C/S − 100 mA

1C − 500 mA

Fast Precharge

UDG−04084

ACPG

USBPG

Charge

Control

Timer

and

Display

Logic

UDG−04084

Recovery

Fault

10 mA

1 V

280 k

Ω

bq24030, bq24031, bq24032,

bq24032A, bq24035, bq24038, bq24039

SLUS618C – AUGUST 2004 – REVISED JUNE 2005

FUNCTIONAL BLOCK DIAGRAM FOR bq24030/2/5 ONLY (1)(2)

(1)

For bq24039 (product preview) see bq24039 Differences in the Functional Descriptions section.

(2)

For bq24038 see bq24038 Differences in the Functional Descriptions section.

10

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