SI9730 Datasheet, PDF (5/14 Pages) Vishay Siliconix – Dual-Cell Lithium Ion Battery Control IC

Si9730
Vishay Siliconix
TYPICAL CHARACTERISTICS (25_C UNLESS NOTED)
DL2 Period (Over Charge) vs. Capacitance
100.0
25_C
10.0
T_A = 85_C
−25_C
DL2 Period (Over Discharge) vs. Capacitance
100.0
10.0
T_A = 85_C
25_C
−25_C
1.0
1.0
0.1
0.01
0.1
1
C_D - Capacitance (mF)
Over Current Sense Voltage
vs. Current Sense Time
120
100
80
60
40
20
0
20
6.5
40
60
80
100
V_IS − V_SS (mV)
Load Detect Time vs. V_M − V_SS
6.0
5.5
5.0
4.5
4.0
3.5
50
75
100 125 150 175 200
V_M − V_SS (mV)
Document Number: 70658
S-40135—Rev. F, 16-Feb-04
0.1
0.01
0.1
1
C_D - Capacitance (mF)
Reset Threshold vs. Temperature
1.08
1.06
1.04
1.02
1.00
0.98
0.96
0.94
−25
0
25
50
75
100
Temperature (_C)
4.2050
Overcharge Threshold
vs. Opposing Cell Voltage
4.2025
4.2000
4.1975
4.1950
2.5
3.0
3.5
4.0
Opposing Cell Voltage (V)
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