1SS108 Silicon Schottky Barrier Diode for Various Detector, High Speed Switching ADE-208-154A (Z) Rev. 1 Features • Detection efficiency is very good. • Small temperature coefficient. • High reliability with glass seal. Ordering Information Type No. Cathode 2nd band Mark Package Code 1SS108 White Black H DO-35 H Outline 2 1 2nd band Cathode band 1. Cathode 2. Anode 1SS108 Absolute Maximum Ratings (Ta = 25°C) Item Symbol Value Unit Reverse voltage VR 30 V Average rectified current IO 15 mA Junction temperature Tj 125 °C Storage temperature Tstg –55 to +125 °C Electrical Characteristics (Ta = 25°C) Item Symbol Min Typ Max Unit Test Condition Forward current IF 3.0 — — mA VF = 1V Reverse current IR — — 100 µA VR = 10V Capacitance C — — 3.0 pF VR = 1V, f = 1MHz Rectifier efficiency η 70 — — % Vin = 2Vrms, f = 40MHz, RL = 5kΩ, CL = 20pF ESD-Capability — 70 — — V *C = 200pF, Both forward and reverse direction 1 pulse. Note: Failure criterion; I R ≥ 200µA at VR = 10V Forward current I F (A) 10 10 10 –1 –2 –3 10 –4 –5 10 10 –6 0 1.2 1.6 0.4 0.8 Forward voltage VF (V) 2.0 Fig.1 Forward current Vs. Forward voltage 1SS108 10 –2 Reverse current I R (A) –3 10 10–4 –5 10 10 –6 0 5 10 15 20 25 Reverse voltage VR (V) 30 Fig.2 Reverse current Vs. Reverse voltage f = 1MHz Capacitance C (pF) 10 1.0 –1 10 10 –1 1.0 Reverse voltage VR (V) Fig.3 Capacitance Vs. Reverse voltage 10 1SS108 100 Rectifier efficiency η (%) 80 60 40 20 0 0 0.5 1.0 1.5 2.0 2.5 3.0 Input voltage Vin (Vrms) Fig.4 Rectifier efficiency Vs. Input voltage 1SS108 Package Dimensions Unit: mm 4.2 Max 26.0 Min 1 φ 0.5 H φ 2.0 Max 26.0 Min 2 1 Cathode 2 Anode 2nd band (Black) Cathode band (White) HITACHI Code DO-35 JEDEC Code DO-35 EIAJ Code SC-48 Weight (g) 0.13