NPN SILICON PLANAR MEDIUM POWER HIGH GAIN TRANSIST.
ZTX688B - NPN SILICON PLANAR MEDIUM POWER HIGH GAIN TRANSISTOR
NPN SILICON PLANAR MEDIUM POWER HIGH GAIN TRANSISTOR ISSUE 2 MAY 94 FEATURES * 12 Volt VCEO * Gain of 400 at IC=3 Amps * Very low saturation voltage.