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BQ24001 Datasheet, PDF (11/23 Pages) Texas Instruments – SINGLE-CELL Li-ION CHARGE MANAGEMENT IC FOR PDAs AND INTERNET APPLIANCES
www.ti.com
DC+
VCC
C1
10 µF
R1
0.1 Ω
VCC
+
DC–
C2
0.1 µF
bq24001
bq24002
bq24003
SLUS462D – SEPTEMBER 2000 – REVISED MAY 2002
APPLICATION INFORMATION
U1
1
N/C
20
N/C
2
IN
19
OUT
3
IN
18
OUT
4
VCC
5
ISNS
17
VSENSE
16
AGND
6 N/C
STAT2 15
7 APG/THM STAT1 14
8
EN
13
TMR SEL
9
VSEL
12
CR
10
GND
11
N/C
bq24002PWP
C3
0.22 µF
PACK+
+
–
PACK–
C4
1 µF
VCC
TEMP
Battery
Pack
R4
500 Ω
D1
R2
18.7 kΩ
R5
500 Ω
D2
R3
95.3 kΩ
Figure 13. Li-Ion/Li-Pol Charger
11