3 A, 800 V, npn, Si, POWER transistor, TO-220AB npn TRIPLE DIFFUSED(for switching Regulator and High Voltage) transistor SILICON npn TRIPLE DIFFUSED TYPE. switching REGULATOR AND HIGH VOLTAGE, switching APPLICATIONS, HIGH SPEED DC-DC CONVERTER APPLICATIONS.
HIGH SPEED MEDIUM POWER, npn switching transistor 800 mA, 50 V, npn, Si, SMALL SIGNAL transistor, TO-206AA HIGH SPEED MEDIUM POWER / npn switching transistor