Lead-acid storage battery charging circuit
The invention discloses a lead-acid storage battery charging circuit, which comprises an output voltage setting module and an output current setting module, wherein the output voltage setting module is connected with an output voltage feedback control module; the output current setting module is con...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The invention discloses a lead-acid storage battery charging circuit, which comprises an output voltage setting module and an output current setting module, wherein the output voltage setting module is connected with an output voltage feedback control module; the output current setting module is connected with an output current feedback control module; the output voltage feedback control module and the output current feedback control module are connected with a PWM control module; the PWM control module is connected with a forward switching power supply module; and the forward switching power supply module is connected with an output voltage sampling module and an output current sampling module. By adopting a forward switching power supply circuit topology structure, stepless current limitation and stepless voltage regulation are achieved, soft starting of output is achieved, high efficiency and high adaptability of battery charging are ensured, the battery charging characteristics and requirements are matche |
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