1SS355 SILICON EPITAXIAL PLANAR SWITCHING DIODES PINNING FEATURES • Small plastic package suitable for surface mounted design • High reliability with high surge current handling capability DESCRIPTION PIN 1 Cathode 2 Anode 2 1 W2 Top View Marking Code: "W2" Simplified outline SOD-323 and symbol APPLICATIONS • High speed switching Absolute Maximum Ratings (Ta = 25 OC) Parameter Symbol Value Unit Peak Reverse Voltage VRM 90 V DC Reverse Voltage VR 80 V Mean Rectifying Current IO 100 mA Peak Forward Current IFM 225 mA Isurge 500 mA Tj 125 O Tstg - 55 to + 125 O Symbol Max. Unit Forward Voltage at IF = 100 mA VF 1.2 V Reverse Current at VR = 80 V IR 0.1 µA Capacitance between Terminals at VR = 0.5 V, f = 1 MHz CT 3 pF Reverse Recovery Time at VR = 6 V, IF = 10 mA, RL = 100 Ω trr 4 ns Surge Current (1 s) Junction Temperature Storage Temperature Range C C Electrical Characteristics (Ta = 25 OC) Parameter SEMTECH ELECTRONICS LTD. (Subsidiary of Sino-Tech International Holdings Limited, a company listed on the Hong Kong Stock Exchange, Stock Code: 724) ® Dated : 07/04/2009 1SS355 Reverse Characteristics Forward Characteristics 1m 1 Forward Current, A 0.1m C C C C Ta=125 C Reverse current, A Ta=125 Ta=75 Ta=25 Ta=-25 100m 10m 1m 100 10 Ta=75 C 1 100n Ta=25 C 10n 10 1n 0 0.4 1.2 0.8 0 40 Forward Voltage, V Capacitance between terminals characteristics Reverse Recovery Time Characteristics 3 10 VR=6V Reverse Recovery Time (ns) CT (pF) 120 80 Reverse Voltage, V 2 1 0.2 Irr=1/10IR 2 1 0.1 0 4 8 12 14 0 10 20 30 Forward Current (mA) Reverse Voltage, VR ( V ) Surge Current Characteristics Reverse Recovery Time Measurement Circuit Pulse Single Pulse 20 0.01 F DUT PULSE GENERATOR OUTPUT 50 50 10 5k Surge Current (A) 100 SAMPLING OSCILLOSCOPE 2 1 0.1 1 10 100 1000 10000 Pulse Width: Tw (ms) SEMTECH ELECTRONICS LTD. (Subsidiary of Sino-Tech International Holdings Limited, a company listed on the Hong Kong Stock Exchange, Stock Code: 724) ® Dated : 07/04/2009 1SS355 PACKAGE OUTLINE Plastic surface mounted package; 2 leads SOD-323 A c HE A D E bp UNIT A bp C D E HE mm 1.10 0.80 0.40 0.25 0.15 0.00 1.80 1.60 1.35 1.15 2.80 2.30 SEMTECH ELECTRONICS LTD. (Subsidiary of Sino-Tech International Holdings Limited, a company listed on the Hong Kong Stock Exchange, Stock Code: 724) ® Dated : 07/04/2009 1SS355 PACKAGE OUTLINE Plastic surface mounted package; 2 leads SOD-323 Q A A1 c Lp HE A D E b UNIT A A1 bp C D E HE Lp Q mm 1.10 0.80 0.1 0 0.40 0.25 0.15 0.00 1.80 1.60 1.35 1.15 2.80 2.30 0.50 0.10 0.15 REF. SEMTECH ELECTRONICS LTD. (Subsidiary of Sino-Tech International Holdings Limited, a company listed on the Hong Kong Stock Exchange, Stock Code: 724) ® Dated : 07/04/2009