Although variable DC power supplies might appear to be relatively simple devices common to every engineer’s benchtop, they are actually sophisticated instruments. They must reliably deliver voltage ...

This 3V to 24 volt variable-regulated power supply can be adjusted from 3 to 25 volts and ... adding a 6.2 volt zener or 5.1 K resistor in series with pin 8. The maximum DC supply voltage for the 1458 ...

Although variable dc power supplies might appear to be relatively simple instruments, engineers rely on them to deliver stable, precise, and clean voltages and currents, regardless of the load.

Available in single and triple output models, these linear mode variable DC power supplies use microprocessor technology to allow the adjustment of current and voltage through push button technology ...

The catalog values and life prediction for most coreless motors are estimated using a constant, linear DC power supply. A circuit diagram of a driving motor using a variable DC source. When using ...

[Boolean90] hacked a cheap USB car charger into a variable power supply. His proof of concept ... a common jelybean MC34063A (PDF) switching DC-DC converter which costs about 10 cents on eBay ...

Bench power supplies can sometimes be frustratingly ... [Maker Y] also added a buck-boost converter to provide a variable voltage output from 1 to 30 volts for added flexibility.

Distributor, Telonic Instruments offers bi-directional sink source DC power supplies by Delta Elektronika. The SM210-CP-150 (0 to 210V, -150 to +150A) are capable of 15kW, extendable to 900kW in ...

Motor speed, influenced by the frequency of the AC power supply, can impact efficiency. When running continuously at full speed regardless of load, motors consume excess energy. Variable frequency ...