Charging normal work and charging reset circuit
The utility model discloses a charging normal work and charging reset circuit, which comprises a control chip, a function button, a triode Q1, an RC time delay circuit unit and a CHARGE-5V end, the C pole of the triode Q1 is connected with the RESET pin of the control chip, the B pole of the triode...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model discloses a charging normal work and charging reset circuit, which comprises a control chip, a function button, a triode Q1, an RC time delay circuit unit and a CHARGE-5V end, the C pole of the triode Q1 is connected with the RESET pin of the control chip, the B pole of the triode Q1 is connected with the RC time delay circuit unit, the RC time delay circuit unit is connected with the CHARGE-5V end, the VBAT pin of the control chip is connected with the VBAT end and the function button, and the function button is connected with the CHARGE-5V end. A reset control circuit unit is arranged between the function key and the triode Q1, the reset control circuit unit comprises a triode Q2 and a resistor R5, the C pole of the triode Q2 is connected with the E pole of the triode Q1, the E pole of the triode Q2 is grounded, the resistor R5 is connected with the function key and is connected with the other end of the VBAT end, and the resistor R5 is further connected with a resistor R4 and then is grou |
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