EDN

Transistors suit motor control apps

With a collector-emitter voltage of 60 V, the ZX5T851Z (npn) and ZX5T951Z (pnp) bipolar transistors can handle the voltage demands of medium-power motor drive circuits. Features of the SOT89-packaged ...
Semiconductor Engineering

Gate Drive Circuit Without A Speed-Up Capacitor for a GaN Gate Injection Transistor

A technical paper titled “Gate Drive Circuit Suitable for a GaN Gate Injection Transistor” was published by researchers at Nagoya University. “A GaN gate injection transistor (GIT) has great potential ...
EDN

GaN power devices offer advantages in industrial motor control

Motor control, particularly frequency-controlled drives, is a technology that has advanced quickly in recent years as a result of the widespread use of motors in a variety of applications and the ...
Electronic Design

Bipolar Transistors Raise Efficiency of DC Motor Controls

The efficient high-current operation of the new bipolar transistors from Zetex Semiconductors meets all the performance requirements of dc motor control. Provided in the SOT89 package, they also are a ...
Electronic Design

Driving And Protecting IGBTs In Inverter Applications

Using a gate drive optocoupler with MOSFET buffer driving capability enables users to scale IGBT gate drive designs to the power requirements for a wide range of motor drive and inverter systems.