DESCRIPTION
The BUT90 is a Multiepitaxial Planar NPN Transistor in TO-3 package. It is intended for use in high frequency and efficency converters, switching regulators and motor control.

■ SGS-THOMSON PREFERRED SALESTYPE
■ NPN TRANSISTOR
■ HIGH CURRENT CAPABILITY
■ FAST SWITCHING SPEED
■ HIGH RUGGEDNESS
■ LOW COLLECTOR EMITTER SATURATION

APPLICATIONS
■ UNINTERRUPTABLE POWER SUPPLY
■ MOTOR CONTROL
■ LINEAR AND SWITCHING INDUSTRIAL EQUIPMENT