Diode Zener Single 3.6V 6% 200mW 2-Pin Super Mini-Mold
3.8V 200mW Rectangular Small Outline Diode
Diode Esd Noise 150MW 3.9V 2USM
Zener Diode Single 3.9V Unidirectional TRANS VOLTAGE SUPPRESSOR 1
NNCD3.6D-T1-A/B