ADE-208-152 (Z) 1SS85 Silicon Epitaxial Planar Diode for VHF tuner Band Switch Preliminary Rev. 0 Oct. 1993 Features Outline • Low forward resistance. (rf = 0.9Ω max) H • High reliability with glass seal. 2 1 2nd band Cathode band Ordering Information 1. Cathode 2. Anode Type No. Cathode 2nd Band Mark Package Code 1SS85 Verdure Black H DO-35 Absolute Maximum Ratings (Ta = 25°C) Item Symbol Reverse voltage VR 35 V Forward current IF 100 mA Power dissipation Pd 150 mW Operation temperature Topr Tstg -20 to + 60 °C -55 to +150 °C Storage temperature Value Unit Electrical Characteristics (Ta = 25°C) Item Symbol Min Typ Max Unit Test Condition Forward voltage VF — — 1.0 V IF = 10 mA Reverse voltage VR 35 — — V IR = 10 µA Reverse current IR — — 0.1 µA VR = 25 V Capacitance C — — 1.2 pF VR = 6 V , f = 1 MHz Forward resistance rf — — 0.9 Ω IF = 2 mA , f = 100 MHz Lead Inductance Ls* — — 3.0 nH f = 250 MHz * The each lead length from glass body is 4mm. 1SS85 10 -3 f=1MHz -4 10 10 Capacitance C (pF) Forward current I F (A) 10 -5 10-6 10 10 10 -7 -8 -1 -9 10 0 0.2 0.4 0.6 0.8 1.0 Forward voltage VF (V) 10 Reverse voltage VR (V) Fig.1 Forward current Vs. Forward voltage Fig.2 Capacitance Vs. Reverse voltage 6.0 f=100MHz 5.0 Forward resistance rf ( Ω ) 1.0 4.0 3.0 2.0 1.0 0 10-5 10-4 10-3 Forward current I F (A) Fig.3 Forward resistance Vs. Forward current -2 10 1.0 102 1SS85 Unit: mm Package Dimensions 4.2 Max 26.0 Min 1 φ 0.5 H φ 2.0 Max 26.0 Min 1 Cathode 2 2 Anode 2nd band (Black) Cathode band (Verdure) HITACHI Code DO-35 JEDEC Code DO-35 EIAJ Code SC-48 Weight (g) 0.13