That would work as well but you need a different zener voltage than the shunt solution being proposed here.
Thinking about it it is probably more efficient to do it like that, series that is, then you don't need a resistor.
That would work as well but you need a different zener voltage than the shunt solution being proposed here.
Thinking about it it is probably more efficient to do it like that, series that is, then you don't need a resistor.