Peter’s solution incorporates a passive network comprising of several resistors and a range selection switch. It also includes software to facilitate calculation of the necessary component values, ...

People often forget that many voltage regulator ICs have an upper limit (usually 35 V) on the input voltage they can handle. That applies primarily to types with a fixed output voltage. Adjustable ...

Sponsored by Texas Instruments: Follow these practical steps to augment the efficiency of this fundamental building block in circuit design. A low-dropout (LDO) regulator is a simple, inexpensive way ...

The 7805 voltage regulator is a great device if you want a simple way of bringing a voltage down to 5V. It’s a three-pin, one-component solution that puts out five volts and a lot of heat. Simple, not ...

Nerd Ralph loves cheap and dirty hacks, and for that we applaud him. His latest endeavor is a LiFePO4 battery charger that he made out of parts he had on hand for under $0.50 US. (Although we think he ...

Two DC stages DC-to-DC conversion typically starts with 48 V (or sometimes 54 V), and first drops it to 12 or 6 V. Then it is ...

Download this article in PDF format. Analog semiconductor companies release buck-regulator chips so often you might think nothing of it. Yet there’s an enormous amount of work that goes into getting ...

The simple act of turning off a car’s ignition while all accessories are running might seem harmless, but this practice can ...