Specifications:

Mounting Style: Through Hole
Package/Case: DO-35-2
Vz - Zener Voltage: 28 V
Voltage Tolerance: 5 %
Pd - Power Dissipation: 500 mW
Zener Current: 100 nA
Zz - Zener Impedance: 44 Ohms
Minimum Operating Temperature: - 65 C
Maximum Operating Temperature: 200 C
Configuration: Single
Test Current: 4.5 mA
Brand: onsemi / Fairchild
Height: 1.91 mm
Ir - Maximum Reverse Leakage Current: 100 nA
Ir - Reverse Current: 100 nA
Length: 4.56 mm