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Hybrid battery charger circuit.
Double dc input hybrid charger circuit.
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The nominal voltage is circa 235vdc which can peak at 250vdc.
Op amp ic1 is used as a simple voltage comparator.
Hybrid solar charger circuit working in sunny sunlight the 12v 10w solar panel delivers up to 17 volts dc with the 0 6 ampere current.
Parts list for the solar wind dual hybrid battery charger circuit.
Circuit and working fig.
Make sure that it is above 18 volts.
This indicates the conduction of zd2 and output voltage.
T1 t2 tip142 t3 bc547.
Opamps lm358 or any similar.
Z1 z2 3v or 4 7v 1 2 watt zener diode.
The charging discharging current will be no more than 1 5a i want to use an arduino uno to modulate mosfet s using the controller via pwm to charge the main hybrid battery.
D1 10 amp rectifier diode or schottky diode.
R1 r2 r3 r5 r6 10k.
Connect the circuit to the solar panel and measure the input voltage.
Our specialty is custom charger units.
Red leds 2nos.
The diode d1 provides reverse polarity protection and capacitor c1 buffers voltage from the solar panel.