Switching Diode SS355 Datasheet Application Dimensions (Unit : mm) Land size figure (Unit : mm) High speed switching Features ) Ultra small mold type. (UMD2).25±. UMD2 2) High reliability. Structure.7±. 2.5±.2.±..5.8MIN..9MIN. 2. ROHM : UMD2 JEDEC : SOT-323 JEITA : SC-9/A.3±.5.7±.2. dot (year week factory) Construction Silicon epitaxial planar Taping specifications (Unit : mm) φ.55±.5 4.±. 2.±.5 f.55.5.3±. 3.5±.5.75±. 2.75 8.±.2 2.8±..4±. 4.±. φ.5 f.5.±. Absolute maximum ratings (Ta= 25 C) Parameter Symbol Limits Unit Reverse voltage (repetitive peak) V RM 9 V Reverse voltage (DC) V R 8 V Forward current I FM 225 ma Average rectified forward current Io ma Surge current (t=s) I surge 5 ma Junction temperature Tj 5 C Storage temperature Tstg -55 to +5 C Electrical characteristics (Ta = 25 C) Parameter Symbol Min. Typ. Max. Unit Conditions Forward voltage V F - -.2 V I F =ma Reverse current I R - -. ma V R =8V Capacitance between terminals Ct - - 3 pf V R =.5V, f=mhz Reverse recovery time trr - - 4 ns V R =6V, I F =ma,rl=w 23 ROHM Co., Ltd. All rights reserved. /5 23. - Rev.E
SS355 FORWARD CURRENT : I F (ma) Ta = 25 C Ta = 75 C Ta = 25 C Ta = -25 C REVERSE CURRENT : I R (na). Ta = 25 C Ta = 75 C Ta = 25 C Ta = -25 C...2.3.4.5.6.7.8.9..2. 2 3 4 5 6 7 8 FORWARD VOLTAGE : V F (V) V F -I F CHARACTERISTICS REVERSE VOLTAGE : V R (V) V R -I R CHARACTERISTICS CAPACITANCE BETWEEN TERMINALS : Ct(pF) f = MHz FORWARD VOLTAGE : V F (mv) 9 9 89 88 87 AVE : 885.9mV I F =ma n=3pcs. 2 3 86 REVERSE VOLTAGE : V R (V) V R -Ct CHARACTERISTICS V F DISPERSION MAP 23 ROHM Co., Ltd. All rights reserved. 2/5 23. - Rev.E
SS355 REVERSE CURRENT : I R (na) 9 8 7 6 5 4 3 2 AVE : 5.4nA V R =8V n=3pcs CAPACITANCE BETWEEN TERMINALS : Ct(pF).99.98.97.96.95.94.93.92.9 AVE :.96pF f=mhz V R =V n=pcs.9 I R DISPERSION MAP Ct DISPERSION MAP PEAK SURGE FORWARD CURRENT : I FSM (A) 2 5 5 AVE : 3.6A I FSM 8.3ms cyc. REVERSE RECOVERY TIME : trr(ns) 3 2.5 2.5.5 AVE :.3ns V R =6V I F =ma R L =W I FSM DISPERSION MAP trr DISPERSION MAP 23 ROHM Co., Ltd. All rights reserved. 3/5 23. - Rev.E
SS355 2 PEAK SURGE FORWARD CURRENT : I FSM (A) 5 5 I FSM PEAK SURGE FORWARD CURRENT : I FSM (A) 8.3ms 8.3ms I FSM time cyc. NUMBER OF CYCLES I FSM -CYCLE CHARACTERISTICS TIME : t(ms) I FSM -t CHARACTERISTICS TRANSIENT THERMAL IMPEDANCE : Rth ( C/W) Rth(j-a) Rth(j-c) Mounted on glass epoxy board I M =ma I F =A time ms 3ms.. TIME : t(s) Rth-t CHARACTERISTICS REVERSE POWER DISPERSION : P R (W)..5 Sin(θ=8) DC D = /2 5 REVERSE VOLTAGE : V R (V) V R -P R CHARACTERISTICS 23 ROHM Co., Ltd. All rights reserved. 4/5 23. - Rev.E
SS355 A Io A Io.2 DC V t T V R D=t/T V R =4V Tj=5 C.2 DC V t T V R D=t/T V R =4V Tj=5 C AVERAGE RECTIFIED FORWARD CURRENT : Io(A).5..5 D = /2 Sin(θ=8) AVERAGE RECTIFIED FORWARD CURRENT : Io(A).5..5 D = /2 Sin(θ=8) 25 5 75 25 5. 25 5 75 25 5 AMBIENT TEMPERATURE : Ta( C) DERATING CURVE (Io-Ta) CASE TEMPERATURE : Tc( C) DERATING CURVE (Io-Tc) 2 ELECTROSTATIC DISCHARGE TEST ESD(kV) 5 5 AVE : 2.4kV AVE : 9.4kV C=2pF R=W C=pF R=.5kW ESD DISPERSION MAP 23 ROHM Co., Ltd. All rights reserved. 5/5 23. - Rev.E
Notice Notes ) 2) 3) 4) 5) 6) 7) 8) 9) ) ) 2) 3) The information contained herein is subject to change without notice. Before you use our Products, please contact our sales representative and verify the latest specifications : Although ROHM is continuously working to improve product reliability and quality, semiconductors can break down and malfunction due to various factors. Therefore, in order to prevent personal injury or fire arising from failure, please take safety measures such as complying with the derating characteristics, implementing redundant and fire prevention designs, and utilizing backups and fail-safe procedures. ROHM shall have no responsibility for any damages arising out of the use of our Poducts beyond the rating specified by ROHM. Examples of application circuits, circuit constants and any other information contained herein are provided only to illustrate the standard usage and operations of the Products. The peripheral conditions must be taken into account when designing circuits for mass production. The technical information specified herein is intended only to show the typical functions of and examples of application circuits for the Products. ROHM does not grant you, explicitly or implicitly, any license to use or exercise intellectual property or other rights held by ROHM or any other parties. ROHM shall have no responsibility whatsoever for any dispute arising out of the use of such technical information. The Products are intended for use in general electronic equipment (i.e. AV/OA devices, communication, consumer systems, gaming/entertainment sets) as well as the applications indicated in this document. The Products specified in this document are not designed to be radiation tolerant. For use of our Products in applications requiring a high degree of reliability (as exemplified below), please contact and consult with a ROHM representative : transportation equipment (i.e. cars, ships, trains), primary communication equipment, traffic lights, fire/crime prevention, safety equipment, medical systems, servers, solar cells, and power transmission systems. Do not use our Products in applications requiring extremely high reliability, such as aerospace equipment, nuclear power control systems, and submarine repeaters. ROHM shall have no responsibility for any damages or injury arising from non-compliance with the recommended usage conditions and specifications contained herein. ROHM has used reasonable care to ensur the accuracy of the information contained in this document. However, ROHM does not warrants that such information is error-free, and ROHM shall have no responsibility for any damages arising from any inaccuracy or misprint of such information. Please use the Products in accordance with any applicable environmental laws and regulations, such as the RoHS Directive. For more details, including RoHS compatibility, please contact a ROHM sales office. ROHM shall have no responsibility for any damages or losses resulting non-compliance with any applicable laws or regulations. When providing our Products and technologies contained in this document to other countries, you must abide by the procedures and provisions stipulated in all applicable export laws and regulations, including without limitation the US Export Administration Regulations and the Foreign Exchange and Foreign Trade Act. 4) This document, in part or in whole, may not be reprinted or reproduced without prior consent of ROHM. Thank you for your accessing to ROHM product informations. More detail product informations and catalogs are available, please contact us. ROHM Customer Support System http:///contact/ 23 ROHM Co., Ltd. All rights reserved. R2A