2 DC power supply protection circuits
The 3-pin regulator 7800 series get very popular. I also like it. Because it is convenient and affordable. Although inside it has short circuit protection. But often, it would have…
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August 1, 2019
An electronic device needs to use a power. We have a lot of power supply circuit. We recommend the example tag: (It may make you find the circuit easier.)Fixed voltage regulator :: 3-volts :: 5-volts :: 6-volts :: 9-volts :: 12-volts :: 15-volts :: Protection :: Transformerless :: Negative Power Supplies :: Dual output power supply :: Variable DC Power Supply :: 0-30V DC Power SupplyAdjustable DC power supplies :: Switching power supply :: High current :: High voltage :: Zener Diode Regulators :: Multi voltage regulated :: 7805 Regulator Circuits :: LM317 Circuits :: PC power supply circuits
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24V power supply circuits
Learn 9 ways to build 24V regulated power supply circuits, with 1A, 2A, 3A, 5A load current, low ripple. using general parts easy to build
July 19, 2019
Variable power supply using LM317
This is First Variable DC Power Supply 1.2V to 30V 1A using LM317. using a few parts and build easy with PCB layout and can fine adjust voltage output.
May 12, 2019
Dual 15V Power Supply Schematic With PCB, +15V -15V 1A
This is dual 15v power supply schematic, using LM7815,LM7915,and power transistor and zener diode for voltage stable voltage 15 volts positive and negative. [...]
April 24, 2019
Simple Voltage regulator using 2N3055
You want to use a DC regulator or learn about voltage regulators using 2N3055. Why use this transistor? Normally, it can be used with loads that require a current not…
April 24, 2019
LM350 adjustable voltage Regulator
This is a 3A adjustable regulators using IC-LM350 that looks like LM317 Variable DC Power Supply, but high current higher 3A, adjust voltage 1.2V to 30V
April 21, 2019