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MAX1551EZK-T 数据手册 - Maxim Integrated（美信）
制造商:
Maxim Integrated（美信）
分类:
电池管理芯片
封装:
SOT-23-5
描述:
电池管理 Dual USB/AC 1-Cell Li+ Battery Charger
Pictures:
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MAX1551EZK-T数据手册
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of 8 Go
若手册格式错乱，请下载阅览PDF原文件
MAX1551/MAX1555
SOT23 Dual-Input USB/AC Adapter 1-Cell Li+
Battery Chargers
4 _______________________________________________________________________________________
Typical Operating Characteristics
(V
DC
= 5V, V
USB
= 0, I
BAT
= 0, C
BAT
= 1µF, T
A
= +25°C, unless otherwise noted.)
CHARGE CURRENT
vs. DC VOLTAGE HEADROOM
MAX1551/55 toc01
DC VOLTAGE HEADROOM (V
DC
- V
BAT
) (V)
CHARGE CURRENT (mA)
0.30.20.1
0
50
100
150
200
250
300
-50
00.50.4
V
BAT
= 3.8V, V
DC
FALLING
CHARGE CURRENT
vs. USB VOLTAGE HEADROOM
MAX1551/55 toc02
USB VOLTAGE HEADROOM (V
USB
- V
BAT
) (V)
CHARGE CURRENT (mA)
0.40.30.20.1
0
20
40
60
80
100
-20
00.5
V
DC
= 0, V
BAT
= 3.8V, V
USB
FALLING
DC CHARGE CURRENT
vs. BATTERY VOLTAGE
MAX1551/55 toc03
BATTERY VOLTAGE (V)
DC CHARGE CURRENT (mA)
4.03.53.02.52.01.51.00.5
0
50
100
150
200
250
300
-50
04.5
USB CHARGE CURRENT
vs. BATTERY VOLTAGE
MAX1551/55 toc04
BATTERY VOLTAGE (V)
USB CHARGE CURRENT (mA)
4.03.53.02.52.01.51.00.5
0
20
40
60
80
100
-20
04.5
DC CHARGE CURRENT
vs. AMBIENT TEMPERATURE
MAX1551/55 toc05
TEMPERATURE (°C)
DC CHARGE CURRENT (mA)
7565554535
0
50
100
150
200
250
300
-50
25 85
V
BAT
= 3.8V, V
DC
= 5V
THERMAL LIMIT ACTIVATED
BATTERY TERMINATION VOLTAGE
vs. TEMPERATURE
MAx1551/55 toc06
TEMPERATURE (°C)
BATTERY TERMINATION VOLTAGE (V)
35 6010-15
4.19
4.20
4.21
4.22
4.18
-40 85
BAT OPEN
OFF-BATTERY LEAKAGE CURRENT
vs. DC INPUT VOLTAGE
MAX1551/55 toc07
DC OR USB INPUT VOLTAGE (V)
OFF-BATTERY LEAKAGE CURRENT (µA)
4321
0.5
1.0
1.5
2.0
2.5
0
05
V
DC
= 0, SWEEPING USB
0 TO 5V OR V
USB
= 0,
SWEEPING DC 0 TO 5V
V
BAT
= 4.2V
USB-TO-DC TRANSITION WAVEFORM
MAX1551/55 toc08
400ms/div
V
USB
5V/div
V
DC
5V/div
0A
0V
0V
0V
BATTERY
CURRENT
200mA/div
V
POK
2V/div
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