I have a design question: How to safely turn off a controller IC's (CC2533, RTC clock) while other (eg. Atmega8) are running ? Basically to program the atmega without pulling it out of PCB. Is ...
I am designing a digital board which will drive a very coarse (simple on-off) high[er] current speaker. I am worried that the switching of the speaker will cause noise in the power supply driving it. ...
I need to create sixteen isolated power supplies on a single PCB. Input voltage 9v DC. Output voltage 100v DC. Output current 10mA each. No precise regulation needed. Efficiency not terribly ...
I have a problem and Im not sure what the best way is to address this. I converted an ATX PC power supply to use as a lab power supply I installed a digital volt meter and a digital ammeter. To power ...
In all the computer power supplies and other power supplies I've taken apart, I've noticed they are fully isolated from the mains. Galvanic isolation through transformers, and often optical isolation ...