MM1438 查看數據表（PDF） - Mitsumi
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MM1438 Datasheet PDF : 7 Pages
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MITSUMI
IC for Control of Lithium-ion Betteries Charging (one cell) MM1438
Characteristics
Output voltage vs Power supply voltage
4.15
(Ta=25°C)
Output voltage vs Ambient temperature
4.15
(VCC=5V)
4.10
4.10
4.05
0
5
10
15 18
Power supply voltage (V)
CS pin voltage vs Power supply voltage
(Ta=25°C)
110
105
100
95
90
0
5
10
15 18
Power supply voltage (V)
LV pin voltage vs LV pin inflow current
(Ta=25°C)
5
4
3
2
1
0
0
5
10 15 20 25
LV pin inflow current (mA)
EXT pin voltage vs EXT pin inflow current
5
(Ta=25°C,VCC=5V)
4
3
2
1
0
0 5 10 15 20 25 30
EXT pin inflow current (mA)
4.05
-25
0
25
50
75
Ambient temperature (°C)
CS pin voltage vs Ambient temperature
(VCC=5V)
110
105
100
95
90
-25
0
25
50
75
Ambient temperature (°C)
CS pin voltage vs Output voltage
(Ta=25°C,VCC=5V, at low voltage detection)
200
150
100
50
0
2
2.1 2.2 2.3 2.4 2.5
Output voltage (V)
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