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AAT3681AIJS-4.2-1-T1

更新时间： 2024-02-10 08:22:16

品牌	Logo	应用领域
ANALOGICTECH		电池
页数	文件大小	规格书
17页	204K
描述
500mA USB Port or AC Adapter Lithium-Ion/Polymer Battery Charger

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AAT3681AIJS-4.2-1-T1 数据手册

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AAT3681A

500mA USB Port or AC Adapter

Lithium-Ion/Polymer Battery Charger

Typical Characteristics

Constant Charging Current

vs. Set Resistor Values

Charging Current vs. Battery Voltage

(AAT3681A, AAT3681A-2 and AAT3681A-3 only)

600

1000

R_SET= 3.24kΩ

500

R_SET= 5.36kΩ

400

100

300

R_SET= 8.06kΩ

200

R_SET= 16.2kΩ

100

R_SET= 31.6kΩ

2.7

2.9

3.1

3.3

3.5

3.7

3.9

4.1

4.3

100

1000

V_BAT(V)

R_SET(kΩ)

Charging Current vs. Battery Voltage

(AAT3681A-1 only)

End of Charge Battery Voltage

vs. Input Voltage

4.220

4.215

4.210

4.205

4.200

4.195

4.190

4.185

4.180

600

500

400

300

200

100

R_SET= 3.24kΩ

R_SET= 5.36kΩ

R_SET= 8.06kΩ

R_SET= 16.2kΩ

R_SET= 31.6kΩ

2.7

2.9

3.1

3.3

3.5

3.7

3.9

4.1

4.3

4.5

5.0

5.5

6.0

6.5

7.0

7.5

V_BAT(V)

Input Voltage (V)

End of Charge Voltage Regulation

vs. Temperature

Constant Charging Current vs. Input Voltage

(R_SET= 8.06kΩ)

280

260

240

4.23

4.22

4.21

4.20

4.19

4.18

4.17

220

V_BAT= 3.3V

200

180

V_BAT= 3.6V

160

140

V_BAT= 4.0V

120

4.5

5.5

6.5

7.5

-50

-25

100

Temperature (°C)

Input Voltage (V)

3681A.2007.10.1.2

1 2 3 456 7 8...17

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