Zener Diodes UMZ12K lApplication Datasheet lDimensions (Unit : mm) lLand size figure (Unit : mm) Constant voltage control lFeatures 1) Ultra Small mold type. UMD4 (UMD4) 2) High reliability lStructure ROHM : UMD4 JEDEC : SOT-343 JEITA : SC-82 lConstruction dot (year week factory) 1Pin Mark lTaping specifications (Unit : mm) Silicon epitaxial planar lAbsolute maximum ratings (Ta= 25°C) Parameter Symbol Limits Unit Power dissipation P 200 mW Junction temperature Tj 150 °C Storage temperature Tstg -55 to +150 °C Operating temperature Topr -55 to +150 °C www.rohm.com © 2012 ROHM Co., Ltd. All rights reserved. 1/5 2012.12 - Rev.B Data Sheet UMZ12K lElectrical characteristics (Ta = 25°C) Symbol Reverse current : IR(mA) TYP. Zener voltage : Vz(V) VR(V) MIN. MAX. Iz(mA) MAX. UMZ3.6K 3.600 3.845 5.0 10.0 1.0 UMZ3.9K 3.890 4.160 5.0 5.0 1.0 UMZ4.3K 4.170 4.430 5.0 5.0 1.0 UMZ4.7K 4.550 4.750 5.0 2.0 1.0 UMZ5.1K 4.980 5.200 5.0 2.0 1.5 UMZ5.6K 5.490 5.730 5.0 1.0 2.5 UMZ6.2K 6.060 6.330 5.0 1.0 3.0 UMZ6.8K 6.650 6.930 5.0 0.5 3.5 UMZ7.5K 7.280 7.600 5.0 0.5 4.0 UMZ8.2K 8.020 8.360 5.0 0.5 5.0 UMZ9.1K 8.850 9.230 5.0 0.5 6.0 UMZ10K 9.770 10.210 5.0 0.1 7.0 UMZ11K 10.760 11.220 5.0 0.1 8.0 UMZ12K 11.740 12.240 5.0 0.1 9.0 UMZ13K 12.910 13.490 5.0 0.1 10.0 UMZ15K 14.340 14.980 5.0 0.1 11.0 UMZ16K 15.850 16.510 5.0 0.1 12.0 UMZ18K 17.560 18.350 5.0 0.1 13.0 UMZ20K 19.520 20.390 5.0 0.1 15.0 UMZ22K 21.540 22.470 5.0 0.1 17.0 UMZ24K 23.720 24.780 5.0 0.1 19.0 UMZ27K 26.190 27.530 5.0 0.1 21.0 30.690 5.0 0.1 23.0 UMZ30K 29.190 UMZ33K 32.150 33.790 5.0 0.1 25.0 UMZ36K 35.070 36.870 5.0 0.1 27.0 (1)The zener voltage(Vz) is measured 40ms after power is supplied. lMarking (TYPE NO.) TYPE UMZ 3.6K UMZ 3.9K UMZ 4.3K UMZ 4.7K UMZ 5.1K UMZ 5.6K UMZ 6.2K UMZ 6.8K UMZ 7.5K UMZ 8.2K UMZ 9.1K UMZ 10K UMZ 11K www.rohm.com © 2012 ROHM Co., Ltd. All rights reserved. TYPE NO. 5U 5V 5W 5X 5Y 3V 5Z 3X 2E 2H 5E 3Z 2K TYPE UMZ 12K UMZ 13K UMZ 15K UMZ 16K UMZ 18K UMZ 20K UMZ 22K UMZ 24K UMZ 27K UMZ 30K UMZ 33K UMZ 36K 2/5 TYPE NO. 2L 5B 2M 2N 2P 2Q 2R 2S 2T 2U 2V 2W 2012.12 - Rev.B Data Sheet UMZ12K 10 1 4.7 ZENER CURRENT : Iz(mA) 4.3 3.9 3.6 0.1 8.2 0.01 6.8 15 16 9.1 7.5 18 22 20 24 27 6.2 33 30 10 36 11 12 5.6 13 5.1 0.001 0 5 10 15 20 25 30 35 40 250 10000 200 1000 PRSM REVERSE SURGE MAXIMUM POWER : PRSM(W) POWER DISSIPATION : Pd(mW) ZENER VOLTAGE : Vz(V) Vz-Iz CHARACTERISTICS 150 100 50 0 0 25 50 75 100 125 AMBIENT TEMPERATURE : Ta(°C) Pd-Ta CHARACTERISTICS www.rohm.com © 2012 ROHM Co., Ltd. All rights reserved. 100 10 1 0.1 0.001 150 time 0.01 0.1 1 10 100 TIME : t(ms) PRSM-TIME CHARACTERISTICS 3/5 2012.12 - Rev.B 0.1 35 30 0.06 25 0.04 20 0.02 15 0 10 -0.02 5 -0.04 -0.06 0 -0.08 -5 0 10 20 30 1000 Rth(j-a) TRANSIENT THAERMAL IMPEDANCE : Rth (°C/W) 40 TEMP.COEFFICIENCE : gz(mV/°C) 0.12 0.08 TEMP.COEFFICIENCE : gz(%/°C) Data Sheet UMZ12K 100 Rth(j-c) Mounted on epoxy board IM=10mA 10 time 1ms 300ms 1 0.001 40 IF=100mA 0.01 0.1 ZENER VOLTAGE : Vz(V) gz-Vz CHARACTERISTICS 1 10 100 1000 TIME : t(s) Rth-t CHARACTERISTICS 10 1000 Ta = 125°C 100 ZENER CURRENT : Iz(mA) REVERSE CURRENT : IR(nA) Ta = 125°C 1 Ta = -25°C Ta = 75°C 0.1 Ta = 25°C 0.01 Ta = 75°C 10 1 Ta = 25°C 0.1 Ta = -25°C 0.01 0.001 0.001 10 11 12 13 ZENER VOLTAGE : Vz(V) Vz-Iz CHARACTERISTICS 0 14 1 2 3 4 5 6 100 8 9 12.2 f = 1MHz ZENER VOLTAGE : Vz(V) 12.1 CAPACITANCE BETWEEN TERMINALS : Ct(pF) 7 REVERSE VOLTAGE : VR(V) 10 AVE : 12.00V Ta=25°C Iz=5mA n=30pcs 12 11.9 11.8 1 11.7 0 1 2 3 4 5 6 7 8 9 REVERSE VOLTAGE : VR(V) VR-Ct CHARACTERISTICS www.rohm.com © 2012 ROHM Co., Ltd. All rights reserved. Vz DISPERSION MAP 4/5 2012.12 - Rev.B 1 20 Ta=25°C VR=9.0V n=30pcs 0.8 18 0.7 0.6 0.5 0.4 0.3 Ta=25°C VR=0V f=1MHz n=10pcs 19 CAPACITANCE BETWEEN TERMINALS : Ct(pF) 0.9 REVERSE CURRENT : IR(nA) Data Sheet UMZ12K AVE : 0.1744nA 17 AVE : 15.40pF 16 15 14 13 0.2 12 0.1 11 0 10 Ct DISPERSION MAP IR DISPERSION MAP DYNAMIC IMPEDANCE : Zz(W) 1000 100 10 1 0.1 1 ZENER CURRENT(mA) Zz-Iz CHARACTERISTICS www.rohm.com © 2012 ROHM Co., Ltd. All rights reserved. 10 5/5 2012.12 - Rev.B Notice Notes 1) The information contained herein is subject to change without notice. 2) Before you use our Products, please contact our sales representative and verify the latest specifications : 3) 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. 4) 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. 5) 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. 6) 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. 7) The Products specified in this document are not designed to be radiation tolerant. 8) 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. 9) Do not use our Products in applications requiring extremely high reliability, such as aerospace equipment, nuclear power control systems, and submarine repeaters. 10) ROHM shall have no responsibility for any damages or injury arising from non-compliance with the recommended usage conditions and specifications contained herein. 11) 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. 12) 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. 13) 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. 14) 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://www.rohm.com/contact/ www.rohm.com © 2012 ROHM Co., Ltd. All rights reserved. R1102A