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| MAX1501 Datasheet, PDF (5/15 Pages) Maxim Integrated Products – Highly Integrated, Linear Battery Charger with Thermal Regulation for Portable Applications | |||
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Highly Integrated, Linear Battery Charger with
Thermal Regulation for Portable Applications
ELECTRICAL CHARACTERISTICS (continued)
(VIN = VINP = 5V, VBATT = 3.5V, ACOK = GLED = RLED = TEMP = TMAX = FULLI = open, CHGEN = MODE = GND, RSETI = 2.8kâ¦,
CIN = 1µF, CBATT = 10µF, TA = -40°C to +85°C, unless otherwise noted. Typical values are at TA = +25°C.) (Note 2)
PARAMETER
RLED Output Low Current
GLED Output Low Current
GLED, RLED Output High
Leakage Current
V RLED = 1V
V GLED = 1V
CONDITIONS
V GLED = V RLED = VIN = VINP = 13V
MIN TYP MAX UNITS
7
18
mA
14
34
mA
1
µA
Charge-Timer Accuracy
-10
+10
%
Note 1: Temperature regulation setpoint variation is typically ±9°C.
Note 2: Specifications to TA = -40°C are guaranteed by design, not production tested.
Typical Operating Characteristics
(VIN = VINP = 5V, ACOK = RLED = GLED = TEMP = TMAX = FULLI = open, CBATT = 10µF, CIN = 1µF, TA = +25°C, unless otherwise noted.)
SUPPLY CURRENT vs. INPUT VOLTAGE
5.0
Li+ MODE OR
4.5
NiMH/NiCd MODE,
4.0
SELV = VL, IBATT = 0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
0 1 2 3 4 5 6 7 8 9 10 11 12 13
INPUT VOLTAGE (V)
CHARGE CURRENT
vs. BATTERY VOLTAGE
600
550
NiMH/NiCd, RSETI = 2.7kâ¦,
VIN = 5.5V, SELV = VL
500
450
400
350
300
250
200
150
100
50
0
0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
BATTERY VOLTAGE (V)
DISABLE-MODE SUPPLY CURRENT
vs. INPUT VOLTAGE
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
0 1 2 3 4 5 6 7 8 9 10 11 12 13
INPUT VOLTAGE (V)
CHARGE CURRENT
vs. INPUT VOLTAGE
600
550
Li+ MODE,
SELV = VL,
500 RSETI = 2.7kâ¦
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. BATTERY VOLTAGE
600
550 Li+ MODE, RSETI = 2.7kâ¦,
500 VIN = 5V, SELV = VL
450
400
350
300
250
200
150
100
50
0
0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5
BATTERY VOLTAGE (V)
600
550
500
450
400
350
300
250
200
150
100
50
0
0
CHARGE CURRENT
vs. INPUT-VOLTAGE HEADROOM
NiMH/NiCd MODE, SELV = GND,
RSETI = 2.7kâ¦, VBATT = 4.3V
0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
VIN - VBATT (V)
_______________________________________________________________________________________ 5
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