Switching Diode 1SS355 Dimensions (Unit : mm) Applications High speed switching Land size figure (Unit : mm) 0.1±0.1 0.05 0.8MIN. 1.25±0.1 2.5±0.2 1.7±0.1 2.1 Features 1)Ultra small mold type. (UMD2) 2)High reliability 0.9MIN. UMD2 Construction Silicon epitaxial planar Structure 0.7±0.2 0.1 0.3±0.05 ROHM : UMD2 JEDEC : SOD-323 JEITA : SC-90/A dot (year week factory) Taping dimensions (Unit : mm) φ1.55±0.05 2.0±0.05 0.3±0.1 4.0±0.1 1.40±0.1 2.8±0.1 2.75 8.0±0.2 3.5±0.05 1.75±0.1 4.0±0.1 φ1.05 1.0±0.1 Absolute maximum ratings (Ta=25C) Parameter Symbol VRM Reverse voltage (repetitive peak) VR Reverse voltage (DC) IFM Forward current Average rectified forward current Io Isurge Surge current (t=1s) Junction temperature Tj Storage temperature Tstg Electrical characteristics (Ta=25C) Parameter Symbol VF Forward voltage Reverse current Capacitance between terminals Reverse recovery time www.rohm.com ©2011 ROHM Co., Ltd. All rights reserved. Limits Unit V V mA mA mA C C 90 80 225 100 500 150 55 to 150 Min. Typ. Max. Unit - - 1.2 V Conditions IF=100mA IR - - 0.1 μA VR=80V Ct - - 3 pF trr - - 4 ns VR=0.5V , f=1MHz VR=6V , IF=10mA , RL=100Ω 1/3 2011.08 - Rev.D 10000 10 1000 Ta=75℃ Ta=25℃ 1 Ta=25℃ Ta=75℃ 100 Ta=25℃ 10 Ta=25℃ 1 0 40 60 80 100 0 120 REVERSE CURRENT : IR(nA) Ta=25 IF=100mA n=30pcs 890 880 AVE:885.9mV 100 1 90 0.99 Ta=25℃ VR=80V n=30pcs 80 70 60 50 40 30 20 860 0.95 10 AVE:13.6A 0 0.93 0.92 0.91 Ct DISPERSION MAP 20 Ta=25℃ VR=6V IF=10mA RL=100Ω 2.5 2 1.5 1 AVE:1.3ns 0.5 Ifsm 0 8.3ms 15 10 5 0.1 1 trr DISPERSION MAP 1 1 10 TIME:t(ms) IFSM-t CHARACTERISTICS www.rohm.com © 2011 ROHM Co., Ltd. All rights reserved. 100 100 Rth(j-c) Mounted on epoxy board IM=1mA 10 1ms IF=10mA REVERSE POWER DISSIPATION:PR (W) 10 TRANSIENT THAERMAL IMPEDANCE:Rth (℃/W) t 100 0.001 Rth(j-a) Ifsm 10 NUMBER OF CYCLES IFSM-CYCLE CHARACTERISTICS 1000 100 8.3ms 1cyc 0 IFSM DISRESION MAP 0.1 AVE:0.961pF 0.94 PEAK SURGE FORWARD CURRENT : I FSM(A) REVERSE RECOVERY TIME:trr(ns) 8.3ms 30 0.96 3 1cyc 25 Ta=25℃ VR=0V f=1MHz n=10pcs IR DISPERSION MAP Ifsm 20 0.9 VF DISPERSION MAP 20 15 0.97 0 5 10 0.98 AVE:31.7nA 10 15 5 REVERSE VOLTAGE : VR(V) VR-Ct CHARACTERISTICS CAPACITANCE BETWEEN TERMINALS:Ct(pF) 910 870 20 REVERSE VOLTAGE : VR(V) VR-IR CHARACTERISTICS FORWARD VOLTAGE : VF(V) VF-IF CHARACTERISTICS 900 1 0.1 0.1 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 1.1 1.2 FORWARD VOLTAGE : V F(mA) f=1MHz CAPACITANCE BETWEEN TERMINALS:Ct(pF) Ta=125℃ 0.1 PEAK SURGE FORWARD CURRENT : I FSM(A) 10 Ta=125℃ REVERSE CURRENT : IR(nA) FORWARD CURRENT : I F(mA) 100 PEAK SURGE FORWARD CURRENT : I FSM(A) Data Sheet 1SS355 0.0005 D=1/2 DC Sin(θ=180) time 300us 1 0.001 0 0.01 0.1 1 10 TIME:t(s) Rth-t CHARACTERISTICS 2/3 100 1000 0 20 40 60 80 100 120 REVERSE VOLTAGE : VR(V) VR-PR CHARACTERISTICS 2011.08 - Rev.D 0.20 0.2 20 D=1/2 AVERAGE RECTIFIED FORWARD CURRENT:Io(A) 0.15 Sin(θ=180) 0.1 Io 0A 0.05 0V VR t T 0 0 25 50 D=t/T VR=40V Tj=150℃ 75 ELECTROSTATIC DDISCHARGE TEST ESD(KV) DC DC AVERAGE RECTIFIED FORWARD CURRENT:Io(A) Data Sheet 1SS355 0.15 D=1/2 Sin(θ=180) 0.10 0.05 0A Io 0V VR t T D=t/T VR=40V Tj=150℃ 0.00 100 125 AMBIENT TEMPERATURE : Ta(℃) Derating Curve (Io-Ta) www.rohm.com © 2011 ROHM Co., Ltd. All rights reserved. 150 15 AVE:9.4kV 10 5 0 0 25 50 75 100 CASE TEMPARATURE:Tc(℃) Derating Curve (Io-Tc) 3/3 125 150 AVE:2.4kV C=200pF R=0Ω C=100pF R=1.5kΩ ESD DISPERSION MAP 2011.08 - Rev.D Notice Notes No copying or reproduction of this document, in part or in whole, is permitted without the consent of ROHM Co.,Ltd. The content specified herein is subject to change for improvement without notice. The content specified herein is for the purpose of introducing ROHM's products (hereinafter "Products"). If you wish to use any such Product, please be sure to refer to the specifications, which can be obtained from ROHM upon request. Examples of application circuits, circuit constants and any other information contained herein illustrate the standard usage and operations of the Products. The peripheral conditions must be taken into account when designing circuits for mass production. Great care was taken in ensuring the accuracy of the information specified in this document. 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