MAX1507ETA-T Datasheet, PDF (4/12 Pages) Maxim Integrated Products – Linear Li+ Battery Charger with Integrated Pass FET and Thermal Regulation in 3mm x 3mm Thin DFN

Linear Li+ Battery Charger with Integrated Pass FET
and Thermal Regulation in 3mm x 3mm Thin DFN
Typical Operating Characteristics
(V_IN = 5V, V_BATT = 4.0V, TEMP = EN = CHG = unconnected, R_ISET = 2.8kΩ to GND, C_IN = 1µF, C_BATT = 1µF, C_VL = 0.47µF, T_A =
+25°C, unless otherwise noted.)
SUPPLY CURRENT
vs. INPUT VOLTAGE
2.0
I_BATT = 0
1.5
DISABLED-MODE SUPPLY
CURRENT vs. INPUT VOLTAGE
2.0
EN = VL
1.5
CHARGE CURRENT
vs. BATTERY VOLTAGE
600
TEMP = VL
500
400
1.0
1.0
300
200
0.5
0.5
100
0
02
4 6 8 10 12
INPUT VOLTAGE (V)
CHARGE CURRENT
vs. INPUT VOLTAGE
600
550
TEMP = VL
500
450
400
350
300
250
200
150
100
50
0
0 1 2 3 4 5 6 7 8 9 10 11 12 13
INPUT VOLTAGE (V)
CHARGE CURRENT
vs. AMBIENT TEMPERATURE
600
580 ^{TEMP = VL}
560
540
520
500
480
460
440
420
400
-40
-15
10
35
60
AMBIENT TEMPERATURE (°C)
0
0 2 4 6 8 10 12
INPUT VOLTAGE (V)
CHARGE CURRENT
vs. INPUT-VOLTAGE HEADROOM
600
550 ^{VBATT = 4.0V}
500
450
400
350
300
250
200
150
100
50
0
0 0.04 0.08 0.12 0.16 0.20 0.24 0.28 0.32 0.36 0.40
V_IN - V_BATT (V)
0
0
1
2
3
4
BATTERY VOLTAGE (V)
BATTERY REGULATION VOLTAGE
vs. TEMPERATURE
4.210
4.207
4.204
4.201
4.198
4.195
4.192
4.189
4.186
4.183
4.180
-40 -15
10
35
60
85
TEMPERATURE (°C)
CHARGE CURRENT
vs. AMBIENT TEMPERATURE (TEMP = VL)
1000
900
V_BATT = 4.0V
800
700
600
V_BATT = 3.6V
500
400
300
200
100 _{RISET = 1.87kΩ}
0
85
-40 -15 10
35
60
85
AMBIENT TEMPERATURE (°C)
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