What value of series resistance is required when three 10-watt, 10-volt, 1000 mA Zener diodes are connected in series to obtain a 30-volt regulated output...

      

What value of series resistance is required when three 10-watt, 10-volt, 1000 mA Zener diodes are connected in series to obtain a 30-volt regulated output from a 45 volt d.c. power source ?

  

Answers


Wilfred
- Fig. 3.67 shows the desired circuit. The worst case is at no load because then Zeners carry the maximum current.

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Wilfykil answered the question on August 14, 2019 at 10:03


Next: The circuit of Fig. 3.66 uses two Zener diodes, each rated at 15 V, 200 mA.
Previous: Over what range of input voltage will the Zener circuit shown in Fig. 3.68 maintain 30 V across 2000 O load, assuming that series resistance...

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