EDN

Isolation amplifiers feature short circuit, overload detection

San Jose, Calif.—Avago Technologies announced a new series of competitively priced isolation amplifiers with short circuit and overload detection. Based on optical insulation technology and ...
Electronics Weekly

Precision isolation amplifier for current sensing

Vishay has introduced a precision isolation amplifier with 5kVrms isolation test voltage and 150kV/μs typical (100kV/μs min) common-mode transient immunity: VIA0050DD. “Isolation amplifiers in the VIA ...
Electronic Design

Reinforced Isolation Passes the Test

In designs where high voltage (HV) or current is present, it’s necessary to take steps to reduce the potential risk to users. These steps traditionally include insulation, grounding, and the isolation ...
EDN

The basics of testing op amps, part 2:

Figure 1. Use the circuit in (a) to measure input bias current on the op amp’s noninverting input. Adding a loop amplifier in (b) keeps the op-amp stable for measurements on the inverting input. The ...
Electronic Design

Isolation Amplifiers Integrate Short-Circuit/Overload Detection

Enhancing motor-drive apps with added safety, the ACPL-785J isolation amplifiers include both short-circuit and overload detection and allow direct measurement of motor phase currents in power ...