Simple with P-ch mosfet and optocoupler like PC817:
To determine exact Vout you have add about 2V Led drop to 47V zener voltage (49V together), so you may need to use a smaller zener to not be very close to 50V limit.
Simple with P-ch mosfet and optocoupler like PC817:
To determine exact Vout you have add about 2V Led drop to 47V zener voltage (49V together), so you may need to use a smaller zener to not be very close to 50V.
Simple with P-ch mosfet and optocoupler like PC817:
To determine exact Vout you have add about 2V Led drop to 47V zener voltage (49V together), so you may need to use a smaller zener to not be very close to 50V limit.
Simple with P-ch mosfet and optocoupler like PC817:
To determine exact Vout you have add about 2V Led drop to 47V zener voltage (49V together), so you may need to use a smaller zener to not be very close to 50V.