Vishay Siliconix
Silicon Epitaxial Planar Z–Diodes
New Jersey Semiconductor
50 μA, LOW OPERATING CURRENT, ZENER DIODE
Motorola => Freescale
GLASS ZENER DIODES 500 MILLIWATTS 1.8–200 VOLTS
Micro Commercial Components
500mW Silicon Zener Diodes
Tak Cheong Electronics (Holdings) Co.,Ltd
500 mW DO-35 Hermetically Sealed Glass Zener Voltage Regulators
Vishay Semiconductors
Silicon Epitaxial Planar Z–Diodes