USBPORT

D+

D-

VBUS

GND

0.47 F

m

1

2

3

4

5

10

9

8

7

6

IN

VCC

STAT1

STAT2

VSS

OUT

BAT

TTE

CE

ISET

0.1 F

m

2.26kW

9.09kW

PACK-

PACK+

BATTERY

PACK

+

SYSTEM

and

USB

CONTROLLER

100mA /500mA

SI1032x

bq24013DRC

bq24018DRC

DC +

1

2

3

4

10

9

8

5

IN

VCC

OUT

VSS

STAT1

STAT2

7

6

BAT

TS

PG

ISET

bq24010DRC

+

BATTERY

PACK

PACK+

PACK

RT1

RT2

VCC

CHARGE

DONE

POWERGOOD

0.1

F

m

R

SET

DC-

0.47

F

m

bq24010, bq24012

bq24013, bq24014, bq24018

SLUS530K – SEPTEMBER 2002 – REVISED JANUARY 2014

www.ti.com

FUNCTIONAL DESCRIPTION

The bqTINY™ supports a precision Li-Ion, Li-Pol charging system suitable for single-cells. Figure 2 shows a

typical charge profile, application circuit, and Figure 5 shows an operational flow chart.

Figure 3. Typical Application Circuit

Figure 4. USB Charger Circuit

8

Submit Documentation Feedback

Copyright © 2002–2014, Texas Instruments Incorporated