Pi network attenuator circuit. SpinningSpark (CC BY-SA 3.0). A Pi network attenuator is a simple three-resistor circuit, as shown in the diagram to the right.

As the number of Power Over Ethernet (PoE) powered device (PD) applications grows, market pressures are driving designers to lower the cost and complexity of the DC-DC converters that power them, ...

Calculating the appropriate resistor values for a photocoupler isn’t complicated, but some basic min/max considerations must be acknowledged in when doing the analysis. Determining the resistor values ...

An anti-log amplifier design with a temperature-compensation network built around a nearly linear PTC thermistor.