Digital Bench Power Supply Schematic

Designing a workbench power supply is indispensable.

Digital bench power supply schematic.

Whether it s an electronic noob or an expert engineer all require this indispensable piece of equipment called. By using a bench power supply to test circuits you can have different voltage levels powering different circuits or just different parts of the same circuit system. An old pc power supply unit makes an excellent and cheap bench top power supply for the electronics constructor. This electronic project can serve as a your lab power supply to test and power your experiments.

Simple dc regulators 12v 15v 30v. A lot of 6v supply diagrams. And last pics are reserved solely for the start of this article the digital bench powersupply itself. 5v power supplies digital power supplies.

The post details how to design and build a good work bench power supply circuit right from the basic design to the reasonably sophisticated power supply having extended features. The multimeter was used in parallel together with the oscilloscope to confirm the output values as measured by the digital bench power supply. Yes the last picture is the very old photo of my first power supply constructed a few years ago. Many ideas of 12v and 5v dual power supply circuit diagram at 3a max.

1 5v 3v adapter usb to 1 5v or 3v converter circuit small uninterruptible ups. The power supply unit uses switching regulators to maintain a constant supply with good regulation and short circuit protection cause the unit to shutdown and be re powered immediately if something goes wrong. With the variable supply feature it is easy to control and deliver voltage and current to the load.