參數(shù)資料
型號: BQ24003RGWTR
廠商: TEXAS INSTRUMENTS INC
元件分類: 電源管理
英文描述: 1-CHANNEL POWER SUPPLY SUPPORT CKT, PQCC20
封裝: 5 X 5 MM, PLASTIC, QFN-20
文件頁數(shù): 3/31頁
文件大?。?/td> 1000K
代理商: BQ24003RGWTR
bq24001
bq24002
bq24003
SLUS462E SEPTEMBER 2000 REVISED NOVEMBER 2004
www.ti.com
11
APPLICATION INFORMATION
U1
N/C
120
IN
OUT
219
IN
OUT
318
VCC
VSENSE
417
ISNS
AGND
516
N/C
STAT2
615
APG/THM
STAT1
714
VSEL
CR
912
EN
TMR SEL
813
GND
N/C
10
11
VCC
C2
0.1
F
R1
0.1
C1
10
F
+
DC
DC+
VCC
bq24002PWP
TEMP
PACK+
PACK
R2
18.7 k
C3
0.22
F
+
C4
1
F
Battery
Pack
R4
500
D1
VCC
R5
500
D2
R3
95.3 k
Figure 13. Li-Ion/Li-Pol Charger
D If the TMR SEL pin is left floating (3 HR time), a 10-pF capacitor should be installed between TMR SEL and CR.
D If a micro process is monitoring the STAT pins, it may be necessary to add some hysteresis into the feedback
to prevent the STAT pins from cycling while crossing the taper detect threshold (usually less than one half
second). See SLUU083 EVM or SLUU113 EVM for additional resistors used for the STAT pins.
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