Electronic Design

Zero-Cross Detectors Deliver Positive And Negative Triggering

Fig 1. This zero-crossing detector circuit generates the control pulses needed to turn on triacs that require negative pulses for switching. Fig 2. Designers can use ...
EDN

Pre-zero crossing detector improves relay performance

Relays are used to connect, or disconnect, ring generators to-and-from telephone lines. If the two points are at different potentials, there are high-current transients at the moment of contact. This ...
Electronics Weekly

More on: Rohm’s interesting zero-crossing detector

Rohm recently introduced a low-power 600V-tolerant zero-crossing detection chip, intended to cut energy wastage in home appliances by reducing sense current through the high voltage monitoring ...
Electronic Design

Boost Switching Safety with a Zero-Crossing Relay Driver

What is a relay? What is zero voltage switching? How to create a zero-crossing relay driver with a simple external circuit. A relay is a device that allows for a smaller electronic switch to control a ...
Electronics Weekly

More on: Rohm’s interesting zero-crossing detector

Rohm recently introduced a low-power 600V-tolerant zero-crossing detection chip, intended to cut energy wastage in home appliances by reducing sense current through the high voltage monitoring ...