Datasheet

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FUNCTIONAL DESCRIPTIONS
BATTERY CHARGER
5
4
6
AC
EN
SW
13
12
ISET2
ISET1
bq25010RHL
PACK+
PACK−
VDC
GND
VBUS
GND
D+
D −
USBPort
AC Adapter
2FB
16BAT/OUT
+
SYSTEM
Battery
Pack
10 µH
17BAT/OUT
USB
STAT2
7
8
STAT1
3
9
VSS
VSS
VSS18
14
UDG_04095_lus615
19
15
CE
PG
R1
C
10 µF
OUT
C
0.1 µF
CHG
R2
R
SET
L
OUT
Controland
StatusSignals
bq25010
bq25011
bq25012
SLUS615B – DECEMBER 2004 – REVISED JULY 2007
The bq2501x supports a precision Li-Ion or Li-Pol charging system suitable for single-cell battery packs and a
low-power DC-DC converter for providing power to system processor. See a typical charge profile, application
circuit and an operational flow chart in Figure 3 through Figure 5 respectively.
Figure 3. Typical Charger Profile
Figure 4. Typical Application Circuit
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Product Folder Link(s): bq25010 bq25011 bq25012