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STW4102 Folha de dados(PDF) 11 Page - STMicroelectronics

Nome de Peças STW4102
Descrição Electrónicos  Dual USB/wall adapter Li-ion battery charger with gas gauge
PDF  34 Pages
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Fabricante Electrônico  STMICROELECTRONICS [STMicroelectronics]
Página de início  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STW4102 Folha de dados(HTML) 11 Page - STMicroelectronics

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STw4102
Electrical characteristics
11/34
Typical performance curves
Figure 3.
Charger voltage vs. charge current
(Main charge, 4.2V and 1A settings)
Figure 4.
Charger voltage vs. charge current
(USB charge, 4.2V setting)
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
0
200
400
600
800
1000
1200
Icharge (mA)
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
0
100
200
300
400
500
Iusb (mA)
Ich=400mA
Ich=200mA
Figure 5.
Charge current vs. temperature
(charge from MAIN, 1A setting)
Figure 6.
Charge current vs. temperature
(charge from USBPWR)
Figure 7.
Charge voltage vs. temperature
(4.2V nominal setting)
0.0
0.2
0.4
0.6
0.8
1.0
1.2
-50
-25
0
255075
100
125
Temp (°C)
0
100
200
300
400
500
-50
-25
0
25
50
75
100
125
Temp (°C)
Ich=400mA
Ich=200mA
4.16
4.17
4.18
4.19
4.20
4.21
4.22
4.23
4.24
-50
-25
0
25
50
75
100
125
Temp (°C)



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