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SE9025 Datasheet(PDF) 4 Page - Seaward Electronics Inc.

Part # SE9025
Description  SE9025??툜?ⓧ맏訝뉓꺗?끿뵷?②?溫←쉪
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Manufacturer  SEAWARD [Seaward Electronics Inc.]
Direct Link  http://www.seawardinc.com
Logo SEAWARD - Seaward Electronics Inc.

SE9025 Datasheet(HTML) 4 Page - Seaward Electronics Inc.

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2011/02/09
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北京思旺电子技术有限公司 • www.seawardinc.com.cn • 第 4 页
引脚功能
引脚
引脚功能描述
引脚
引脚功能描述
Vin
正输入电压,给充电器提供
电源。Vin 的范围 为
4.75V~6V,需要旁路一个不
小于 1uF 的电容。
LED1
电源指示灯。当电源或锂电池接入时,LED1 亮
开始充电,LED1以流水方式闪烁
GND
电源地
LED2
充电闪烁,充饱常亮 Note
1+
BAT+
充电电流输出端,给电池充
电,充饱截止电压为 4.22V。
SE9025 能自动识别电池极
性,因此该引脚也能接到电
池- 端。
LED3
充电闪烁,充饱常亮
BAT-
充电电流输出端,为电池充
电,充饱截止电压 4.22V。
SE9025 能自动识别电池极
性, 因此该引脚也能接到电
池+ 端。
LED4
充电闪烁,充饱常亮
Note1:在一个 LED 显示周期中,每个 LED 亮起后,保持常亮,直到 4 个 LED 灯都亮起,一个显示周期结束,LED 灯
全灭,然后下一个周期开始,LED 灯一次亮起,成流水方式闪烁;
特性曲线


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