Small Zener diode voltage regulator circuit with PCB
Small Zener diode voltage regulator circuit with PCB, using transistor and few parts. it is simple and cheap fixed dc source circuit. As one of best choice.
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November 13, 2018
12V to 9V 2A step down dc converter using IC 741 and 2N3055
It is an old circuit. But it may be useful for you. Learn it now!
March 6, 2017
Regulator switching DC to DC step down Voltage with LM2596
DC Switching Regulate 3A
February 20, 2017
5V 3A Switching Regulator using LM2576
This is 5V 3A Switching Regulator circuit by LM2576-5.0 is simple switching power supply 3A step down regulator for power digital circuits. [...]
January 17, 2017
Switch mode LED driver circuit using transistors
How to make it light long time or use battery longer than usual. we use this Switch mode LED driver circuit using transistors. and simple circuit below [...]
July 17, 2013
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