CD4134 - Zener Diode
These 0.5 W zener diodes are electrically equivalent to the 1N4099 - 1N4135 series diodes.
They are compatible with all wire bonding and die attach techniques with the exception of solder reflow.
These diodes are available in JANHC and JANKC per MIL-PRF-19500/435 Rev.
V4 Electrical Specifications