EDN

Thyristor Tester

The circuit in the diagram is a very handy tool for rapidly checking all kinds of thyristor (SCR, triac, …). In case of a triac, all four quadrants are tested, which is done with S3, while in case of ...
EDN

Signal Generator with Thyristor

A very simple thyristor signal generator circuit which uses a single thyristor, two resistors, a capacitor and a mini-loudspeaker. Once the circuit is switched ti a current source, current flows ...
Electronic Design

Low Capacitance Circuit Protection Thyristor

Littelfuse, Inc., has introduced an ultra-low capacitance protection thyristor. An ultra-low capacitance protection thyristor from Littelfuse, Inc., the SDP Series SIDACtor® Protection Thyristor, ...
Electronics Weekly

Small thyristor protects circuits

Littelfuse has introduced what it claims is the world’s smallest protection thyristor, the RoHS-compliant Teccor Q2L series. Part of its SIDACtor range, the devices come in 3x3x1mm QFN packaging and ...
Electronic Design

Select Optimal Protection For Your VDSL-Based Telecom Circuits

A variety of over-current and overvoltage products are on the market for protecting VDSL telecommunications circuits. These include transformer line-side capacitors, transformer driver-side diodes, ...
Electronics Weekly

Surface mount circuit protection device runs at high temperatures

Littelfuse says it can supply a silicon-controlled rectifier (SCR) thyristor circuit protection device with a junction temperature of 150°C in a surface-mount package. The SJ series thyristors have a ...