Morning Overview on MSN

How much power does a USB port really output? The limits explained

USB ports have quietly turned into the default power outlet for phones, laptops, headphones, and even monitors, but the ...
EDN

Single Voltage Supply with Symmetrical Output

The circuit has been made for the creation of a symmetrical voltage that would come from a single power supply. L165 – a monolithic integrated circuit in Pentawatt package, intended for use as power ...
Electronic Design

Dual Input Single Output Power Supply Selector Switches

The AAT4674/4674-1 are members of AnalogicTech’s Application Specific Power Management SmartSwitch™ family The AAT4674/4674-1 are members of AnalogicTech’s Application Specific Power Management ...
Electronic Design

Single-Channel, High-Voltage Output DACs Include Precision Reference

In the broad-brush view of the analog-to-digital converter (ADC) versus its complement, the digital-to-analog converter (DAC), there’s no doubt that the DAC has an easier functional challenge. What’s ...
EDN

A single op-amp solution to stabilize laser output

Semiconductor laser diodes (SLDs) are often packaged with a photodiode. The output current from this photodiode can be monitored to regulate the output power intensity of the laser diode. SLDs, ...
Ars Technica

Powering multiple devices (at different voltages) from a single power supply.

I've got a project in progress, that is stretching my electronics knowhow a bit. My old 27" iMac (2010) died, leaving me with a beautiful (and in perfect condition) 27" WQHD panel. I found the proper ...