Battery Charger Alarm

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Alarms / Indicators

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Battery Charger Alarm

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This is Battery charger Alarm Circuit it connects between Charger and Battery .During charging The LED 1 (Green) show level energy of battery. When the battery is fully charged LED 1 it close. LED 2 show when the Battery Alternate Polarity.

Battery Charger Alarm
Figure 1. Schematics of Battery Charger Alarm
 
Data sheet & Related Links :

Data Sheet BC557B
SMALL SIGNAL PNP TRANSISTOR

How to Design Battery Charger
How to Design Battery Charger Applications that Require External Microcontrollers and Related System-Level Issues.

 
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