The 1N5388BG is a Surmetic™ 40 Zener Voltage Regulator Diode with void-free transfer-molded thermosetting plastic case, all external surfaces are corrosion-resistant and leads are readily solderable finish, cathode indicated by polarity band, tight limits and better operating characteristics that reflect the superior capabilities of silicon-oxide passivated junctions.
180W at 8.3ms Surge rating
25°C/W Junction-to-lead thermal resistance
0.5µA at 152V Leakage current
ESD sensitive device, take proper precaution while handling the device.