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MAX1501ETE/V+T

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P16
MAX1501
Highly Integrated, Linear Battery Charger with
Thermal Regulation for Portable Applications
4 _______________________________________________________________________________________
ELECTRICAL CHARACTERISTICS
(V
IN
= V
INP
= 5V, V
BATT
= 3.5V, ACOK = GLED = RLED = TEMP = TMAX/I.C. = FULLI = open, CHGEN = MODE = GND, R
SETI
= 2.8kΩ,
C
IN
= 1µF, C
BATT
= 10µF, T
A
= -40°C to +85°C, unless otherwise noted. Typical values are at T
A
= +25°C.) (Note 2)
PARAMETER CONDITIONS MIN TYP MAX UNITS
IN, INP Input Voltage 013V
IN, INP Input Operating Range 4.50 6.25 V
VL Output Voltage 4.5V ≤ V
IN
≤ 6.25V, I
VL
< 250µA 2.7 3.3 V
V
IN
- V
BATT
, rising 40 100
ACOK Trip Point
V
IN
- V
BATT
, falling 30 85
mV
ACOK Sink Current 4.5V ≤ V
IN
≤ 6.25V, V
ACOK
= 0.6V 75 µA
V
IN
rising 4.00 4.25
Undervoltage Lockout Trip Point
V
IN
falling 3.90 4.15
V
Overvoltage Lockout Trip Point 6.25 6.75 V
Li+, NiMH/NiCd, and no-battery modes 8
IN Input Current
Disable mode 3
mA
V
BATT
= 4.3V 80
V
IN
= 0 10
BATT Input Current
Disable mode 6
µA
Leakage into Battery V
IN
= V
INP
= 13V, V
BATT
= 0 Disable mode 5 µA
RMS Charge Current 1.4 A
SELV = VL 4.148 4.252
Li+ mode
SELV = GND 4.05 4.15
SELV = VL 4.85 5.05
Battery Regulation Voltage
NiMH/NiCd mode
SELV = GND 4.4 4.6
V
Output Regulation Voltage No-battery mode 3.700 4.234 V
BATT Precharge Threshold
Voltage
BATT rising 2.675 2.925 V
R
SETI
= 2.8kΩ 460 540
Fast-Charge Current-Loop
System Accuracy
R
SETI
= 1.75kΩ 736 864
mA
Precharge Current System
Accuracy
% of fast-charge current, V
BATT
= 2V 5 15 %
I
BATT
to I
SETI
, precharge mode, V
BATT
= 2V 0.60 1.40
Current-Sense Amplifier Gain
I
BATT
to I
SETI
, fast-charge mode 0.93 1.07
mA/A
Regulator Dropout Voltage
V
IN
- V
BATT
, NiMH/NiCd mode, V
BATT
= 4.3V,
I
BATT
= 425mA
350 mV
Logic Input Low Voltage CHGEN, MODE, 4.5V < V
IN
< 6.25V 0.52 V
Logic Input High Voltage CHGEN, MODE, 4.5V < V
IN
< 6.25V 1.3 V
Internal Pulldown Resistance CHGEN, MODE 100 400 kΩ
Internal Pullup Resistance SELV 100 400 kΩ
Internal Bias Resistance FULLI, TEMP, TMAX 50 200 kΩ
MAX1501
Highly Integrated, Linear Battery Charger with
Thermal Regulation for Portable Applications
_______________________________________________________________________________________ 5
Note 1: Temperature regulation setpoint variation is typically ±9°C.
Note 2: Specifications to T
A
= -40°C are guaranteed by design, not production tested.
ELECTRICAL CHARACTERISTICS (continued)
(V
IN
= V
INP
= 5V, V
BATT
= 3.5V, ACOK = GLED = RLED = TEMP = TMAX/I.C. = FULLI = open, CHGEN = MODE = GND, R
SETI
= 2.8kΩ,
C
IN
= 1µF, C
BATT
= 10µF, T
A
= -40°C to +85°C, unless otherwise noted. Typical values are at T
A
= +25°C.) (Note 2)
PARAMETER CONDITIONS MIN TYP MAX UNITS
RLED Output Low Current V
RLED
= 1V 7 18 mA
GLED Output Low Current V
GLED
= 1V 14 34 mA
GLED, RLED Output High
Leakage Current
V
GLED
= V
RLED
= V
IN
= V
INP
= 13V 1 µA
Charge-Timer Accuracy
(MAX1501 Only)
-10 +10 %
Typical Operating Characteristics
(V
IN
= V
INP
= 5V, ACOK = RLED = GLED = TEMP = TMAX/I.C. = FULLI = open, C
BATT
= 10µF, C
IN
= 1µF, T
A
= +25°C, unless
otherwise noted.)
SUPPLY CURRENT vs. INPUT VOLTAGE
MAX1501 toc01
INPUT VOLTAGE (V)
SUPPLY CURRENT (mA)
12119 103 4 5 6 7 81 2
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
0
013
Li+ MODE OR
NiMH/NiCd MODE,
SELV = VL, I
BATT
= 0
DISABLE-MODE SUPPLY CURRENT
vs. INPUT VOLTAGE
MAX1501 toc02
INPUT VOLTAGE (V)
DISABLE-MODE SUPPLY CURRENT (mA)
12119 103 4 5 6 7 81 2
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
0
013
CHARGE CURRENT
vs. BATTERY VOLTAGE
MAX1501 toc03
BATTERY VOLTAGE (V)
CHARGE CURRENT (mA)
4.03.52.5 3.01.0 1.5 2.00.5
50
100
150
200
250
300
350
400
450
500
550
600
0
04.5
Li+ MODE, R
SETI
= 2.7kΩ,
V
IN
= 5V, SELV = VL
CHARGE CURRENT
vs. BATTERY VOLTAGE
MAX1501 toc04
BATTERY VOLTAGE (V)
CHARGE CURRENT (mA)
4.54.03.0 3.51.0 1.5 2.0 2.50.5
50
100
150
200
250
300
350
400
450
500
550
600
0
05.0
NiMH/NiCd, R
SETI
= 2.7kΩ,
V
IN
= 5.5V, SELV = VL
CHARGE CURRENT
vs. INPUT VOLTAGE
MAX1501 toc05
INPUT VOLTAGE (V)
CHARGE CURRENT (mA)
12119 103 4 5 6 7 81 2
50
100
150
200
250
300
350
400
450
500
550
600
0
013
Li+ MODE,
SELV = VL,
R
SETI
= 2.7kΩ
CHARGE CURRENT
vs. INPUT-VOLTAGE HEADROOM
MAX1501 toc06
V
IN
- V
BATT
(V)
CHARGE CURRENT (mA)
1.81.61.2 1.40.4 0.6 0.8 1.00.2
50
100
150
200
250
300
350
400
450
500
550
600
0
02.0
NiMH/NiCd MODE, SELV = GND,
R
SETI
= 2.7kΩ, V
BATT
= 4.3V
MAX1501
Highly Integrated, Linear Battery Charger with
Thermal Regulation for Portable Applications
6 _______________________________________________________________________________________
Typical Operating Characteristics (continued)
(V
IN
= V
INP
= 5V, ACOK = RLED = GLED = TEMP = TMAX/I.C. = FULLI = open, C
BATT
= 10µF, C
IN
= 1µF, T
A
= +25°C, unless
otherwise noted.)
OUTPUT VOLTAGE vs. INPUT VOLTAGE
MAX1501 toc07
INPUT VOLTAGE (V)
OUTPUT VOLTAGE (V)
12111 2 3 5 6 7 8 94 10
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
0
013
NO BATTERY MODE
I
BATT
= 0
4.08
4.12
4.10
4.16
4.14
4.20
4.18
4.22
-40 10-15 35 60 85
BATTERY REGULATION VOLTAGE
vs. TEMPERATURE
MAX1501 toc08
TEMPERATURE (°C)
BATTERY REGULATION VOLTAGE (V)
Li+ MODE
SELV = VL
SELV = GND
CHARGE CURRENT
vs. AMBIENT TEMPERATURE
MAX1501 toc09
AMBIENT TEMPERATURE (°C)
CHARGE CURRENT (mA)
603510-15
420
440
460
480
500
520
540
560
580
600
400
-40 85
Li+ MODE, TEMP = VL,
V
BATT
= 3.6V, V
IN
= 5V,
R
SETI
= 2.7kΩ
CHARGE CURRENT
vs. AMBIENT TEMPERATURE
MAX1501 toc10
AMBIENT TEMPERATURE (°C)
CHARGE CURRENT (mA)
603510-15
100
200
300
400
500
600
700
800
900
1000
0
-40 85
Li+ MODE, TEMP = VL,
V
BATT
= 3.6V,
V
IN
= 6V, R
SETI
= 1.75kΩ
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P16

MAX1501ETE/V+T

Mfr. #:
Buy MAX1501ETE/V+T
Manufacturer:
Maxim Integrated
Description:
Battery Management Linear Bat Charger w/Thermal Reg
Lifecycle:
New from this manufacturer.
Delivery:
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