Inchange Semiconductor
Silicon NPN Power Transistor
Microchip Technology
Charge Pump DC-to-DC Converter
Diodes Incorporated.
TRANSIENT VOLTAGE SUPPRESSOR
Semtech Corporation
SILICON PLANAR POWER ZENER DIODES
GOOD-ARK
1N4728 Thru 1N4764 / Zener Diode / Vz Range : 3.3V to 100 Volts
Harris Semiconductor
Quad-Gated, Inverting Power Drivers
Weitron Technology
Axial Lead Zener Diodes
Diotec Semiconductor Germany
Unidirectional and bidirectional Transient Voltage Suppressor Diodes
Motorola => Freescale
5-Watt Surmetic 40 Silicon Zener Diodes