BQ24747 Datasheet, PDF (15/36 Pages) Texas Instruments – SMBus-Controlled Level 2 Multi-Chemistry Battery Charger With Input Current Detect Comparator and Charge Enable Pin

bq24747
www.ti.com ............................................................................................................................................................................................. SLUS988 – OCTOBER 2009
TYPICAL CHARACTERISTICS (continued)
OFF-STATE BATTERY CURRENT (LOW Iq)
vs
VFB (BATTERY) VOLTAGE
7
OFF-STATE DCIN CURRENT (LOW Iq)
vs
DCIN INPUT VOLTAGE (With Adapter Connected)
700
6
600
5
4
3
Including current from:
2
DCIN, CSSP/N, VFB,
CSOP/N, BOOT, PHASE
1
0
0
5
10
15
20
25
VFB - Voltage - V
Figure 30.
500
400
300
200
100
0
-100
0
Adapter Connected
ACIN > 2.4 V,
Charge Disabled by CE pin
CE = Low
5
10
15
20
25
DCIN - Voltage - V
Figure 31.
PROGRAMMABLE REFERENCE AND
HYSTERESIS INPUT CURRENT COMPARATOR (With Pulsed Current)
I_COUT
I_CREF
I_IN
V_ICM
t − Time = 4 ms/div
Figure 32.
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