1Silicon rectifier diode 2 Good sealing 3 Good thermal performance&temperature shock resistance 4 High back pressure 1 ... CharSilicon rectifier diodeacteristic Entity encapsulation, good sealing ,high reliability Good thermal performance, temperature shock resistance, High back pressure 3 standard: ... =20A—1.6VVF(AV)aIF(AV)=20A1.2vThermal resistanceR(th)j-cIF=5A t=1s—5K/WTwo tests available ...