Part Number : GZF20C, (GZF3V6C - GZF91C)
Marking Information : WO
Function : 800mW, 20V, Zener Diode, Rectifier
Package : DO-219AB (SMF ) Type
Maker : General Semiconductor
Pinouts : 
Description :
• Silicon Planar Power Zener Diodes.
• Low profile surface-mount package.
Mechanical Data
1. Case: JEDEC DO-219 Plastic Case
2. Weight: approx. 0.01g
Datasheet PDF Download : 
Others datasheet of same file :
GZF10C, GZF11C, GZF12C, GZF13C, GZF15C