ISL6292_07 Datasheet, PDF (5/20 Pages) Intersil Corporation – Li-ion/Li Polymer Battery Charger

ISL6292
Typical Operating Performance The test conditions for the Typical Operating Performance are: V_IN = 5V, T_A = +25°C,
R_IREF = R_IMIN = 80kΩ, V_BAT = 3.7V, Unless Otherwise Noted. (Continued)
4.30
CHARGE CURRENT = 50mA
4.25
4.20
4.15
4.10
4.2 4.5 4.8 5.1 5.4 5.7
6.0 6.3
V_IN (V)
FIGURE 3. CHARGER OUTPUT VOLTAGE vs INPUT
VOLTAGE CHARGE CURRENT = 50mA
2.0
2A
1.8
1.6
1.5A
1.4
1.2
1A
1.0
0.8
0.6
0.5A
0.4
USB500
0.2
USB100
0
3.0
3.2
3.4
3.6
3.8
4.0
V_BAT (V)
FIGURE 4. CHARGE CURRENT vs OUTPUT VOLTAGE
1.6
1.4
1.5A
1.2
1.0
1.0A
0.8
0.6
0.4 0.5A
0.2
0.0
0
20
40
60
80
100 120
TEMPERATURE (°C)
FIGURE 5. CHARGE CURRENT vs AMBIENT TEMPERATURE
2.0
1.8
1.6
1.4
1.5A
1.2
2A
1.0
1A
0.8
0.6
0.5A
0.4
0.2
USB100
USB500
0
4.3 4.5 4.7 4.9 5.1 5.3 5.5 5.7 5.9 6.1 6.3 6.5
V_IN (V)
FIGURE 6. CHARGE CURRENT vs INPUT VOLTAGE
2.930
2.928
V2P8 PIN LOADED WITH 2mA
2.926
2.924
2.922
2.920
3.5
4.0
4.5
5.0
5.5
6.0 6.5
V_IN (V)
FIGURE 7. V2P8 OUTPUT vs INPUT VOLTAGE
5
3.00
2.95
2.90
2.85
2.80
2.75
2.70
0
2
4
6
8
10
V2P8 LOAD CURRENT (mA)
FIGURE 8. V2P8 OUTPUT vs ITS LOAD CURRENT
FN9105.9
December 17, 2007