umz12k diodes 1/ 4 zener diodes umz12k z applications constant voltage control z features 1) ultra small mold type. (umd4) 2) high reliability z construction silicon epitaxial planar z dimensions (unit : mm) z land size figure (unit : mm) z structure z taping dimensions (unit : mm) z absolute maximum ratings (ta=25 q c) jedec : sot-343 rohm : umd4 jeita : sc-82 dot (year week factory) 1pin mark r r r r &]o<?y +? :
r
r r / k p :* each lead has same dimension umd4 0.7 0.9min. 0.05 1.3 0.6 1.6 :?:?:?:?:?:?:? :?:?:?:?:?:?:? :?:?:?:?:?:?:? :?:?:?:?:?:?:?:? :?:?:? symbol unit pmw tj =? tstg =? topr =? limits 150 -55 to +150 parameter junction temperature storage temperature power dissipation 200 operating temperature -55 to +150
umz12k diodes 2/ 4 v electrical characteristics (ta=25 q c) v marking d type no. e min. max. iz(ma) max. vr(v) 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 umz30k 29.190 30.690 5.0 0.1 23.0 umz33k 32.150 33.790 5.0 0.1 25.0 umz36k 35.070 36.870 5.0 0.1 27.0 ( ? )the zener voltage(vz) is measured 40ms after power is supplied. symbol typ. zener voltage b vz(v) reverse current b ir(ua) type type a no. type type a no. umz 3.6k 5u umz 12k 2l umz 3.9k 5v umz 13k 5b umz 4.3k 5w umz 15k 2m umz 4.7k 5x umz 16k 2n umz 5.1k 5y umz 18k 2p umz 5.6k 3v umz 20k 2q umz 6.2k 5z umz 22k 2r umz 6.8k 3x umz 24k 2s umz 7.5k 2e umz 27k 2t umz 8.2k 2h umz 30k 2u umz 9.1k 5e umz 33k 2v umz 10k 3z umz 36k 2w umz 11k 2k a
umz12k diodes 3/ 4 ::|:?:?:?:w:?:?:a:a:?::?:?:?:|::?::?::?:?:? :?:?::?:?:?::?::? ::?:a::?:?:?::?:w:?:?:?:?:?:?:?:?:?:?:a:?:?:?:a :?:?:::?:?:|:?:?:?:?:?:?:?::?:?:? umz12k diodes 4/ 4 :?:? :?:? :?:? :?:? :?:? :?:? :?:? :?:? :?:? :?:? :?:? :? :?:?:? :?:?:? :?:?:? :?:?:? :?:?:? :?:?:? :?:?:? :?:?:? :?:?:? :? :?:?:?:? :?:?:?:? :?:?:?:? :?:? :?:?:?:? :?:?:?:? :?:?:-:?:?:a:?:w:-:|::?:?:?:?b:-:?::-:? :-:?:?:?:?:w:?:?:?:?:?:?:?:?:?:?:a:?:?:?:a :?:?:-:?:?:a:?:w:?:?:?:?:?::?:?:?:?:w::?:?:? :?:?:-:?:?:a:?:w:?:?:?:?:?::?:?:?:?::?:?:? :?:?:w:?:?:a::?:?:a:?:|::w::?: :?:?::?:?:?:?:?::?:?:w:?:?:?:?:?:?: :?:?:?::?::?::a:?:?:?::?:?:? :?:?:-:?:?:a:?:w:-:|::?:?:?:?:?:-:?::-:? :-:?:?:?:?:w:?:?:?:?:?:?:?:?:?:?:a:?:?:?:a :?:?:w:?:?:a::?:?:a:?:|::w::?: :?:?::?:?:?:?:?::?:? :?:?:?:?:?:?::?:?:?::?::?::a:?:?:?::?:?:? ::?::?:?:w:?:?:?:?:?::?:?:?:?::?:?:? ::?::?:?:w:-:|::?:?:?:?:?:-:?::-:? :-:?:?:?:?:w:?:?:?:?:?:?:?:?:?:?:a:?:?:?:a :?:::?::?:?:w:?:::?:?:?::?:?:?::?: notes no technical content pages of this document may be reproduced in any form or transmitted by any means without prior permission of rohm co.,ltd. the contents described herein are subject to change without notice. the specifications for the product described in this document are for reference only. upon actual use, therefore, please request that specifications to be separately delivered. application circuit diagrams and circuit constants contained herein are shown as examples of standard use and operation. please pay careful attention to the peripheral conditions when designing circuits and deciding upon circuit constants in the set. any data, including, but not limited to application circuit diagrams information, described herein are intended only as illustrations of such devices and not as the specifications for such devices. rohm co.,ltd. disclaims any warranty that any use of such devices shall be free from infringement of any third party's intellectual property rights or other proprietary rights, and further, assumes no liability of whatsoever nature in the event of any such infringement, or arising from or connected with or related to the use of such devices. upon the sale of any such devices, other than for buyer's right to use such devices itself, resell or otherwise dispose of the same, no express or implied right or license to practice or commercially exploit any intellectual property rights or other proprietary rights owned or controlled by rohm co., ltd. is granted to any such buyer. products listed in this document are no antiradiation design. appendix1-rev2.0 thank you for your accessing to rohm product informations. more detail product informations and catalogs are available, please contact your nearest sales office. rohm customer support system the americas / europe / asia / japan contact us : webmaster@ rohm.co. jp www.rohm.com copyright ? 2008 rohm co.,ltd. the products listed in this document are designed to be used with ordinary electronic equipment or de vices (such as audio visual equipment, office-automation equipment, communications devices, electrical appliances and electronic toys). should you intend to use these products with equipment or devices which require an extremely high level of reliability and the malfunction of which would directly endanger human life (such as medical instruments, transportation equipment, aerospace machinery, nuclear-reactor controllers, fuel controllers and other safety devices), please be sure to consult with our sales representative in advance. it is our top priority to supply products with the utmost quality and reliability. however, there is always a chance of failure due to unexpected factors. therefore, please take into account the derating characteristics and allow for sufficient safety features, such as extra margin, anti-flammability, and fail-safe measures when designing in order to prevent possible accidents that may result in bodily harm or fire caused by component failure. rohm cannot be held responsible for any damages arising from the use of the products under conditions out of the range of the specifications or due to non-compliance with the notes specified in this catalog. 21 saiin mizosaki- cho, ukyo-ku, kyoto 615-8585, japan tel : +81-75-311-2121 fax : +81-75-315-0172 appendix
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