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zmy1...zmy75 silicon epitaxial planar power zener diodes for use in stabilizing and clipping circuits with high power rating. the zener voltages are graded according to the international e24 standard. smaller voltage tolerances are upon request. absolute maximum ratings (t a = 25 o c) parameter symbol value unit power dissipation p tot 1 1) w junction temperature t j 175 o c storage temperature range t stg - 55 to + 175 o c 1) valid provided that electrodes are kept at ambient temperature. characteristics at t a = 25 o c parameter symbol max. unit thermal resistance junction to ambient air r tha 170 1) k/w forward voltage at i f = 200 ma v f 1.2 v 1) valid provided that electrodes ar e kept at ambient temperature. ll-41 ? product specification 1 of 5 4008-318-123 sales@twtysemi.com http://www.twtysemi.com semtech
characteristics at t a = 25 o c type zener voltage 2) dynamic resistance reverse current admissible zener current 1) v zt at i zt z zt at i zt i r at v r min. (v) max. (v) (ma) max. ( ? ) (ma) max. (a) (v) i zm (ma) zmy1 3) 0.65 0.75 5 8 5 - - 406 ZMY3V0 2.8 3.2 100 8 100 - - 260 zmy3v3 3.1 3.5 100 8 100 150 1 240 zmy3v6 3.4 3.8 100 8 100 100 1 220 zmy3v9 3.7 4.1 100 7 100 100 1 203 zmy4v3 4 4.6 100 7 100 50 1 182 zmy4v7 4.4 5 100 7 100 10 1 165 zmy5v1 4.8 5.4 100 5 100 10 1 150 zmy5v6 5.2 6 100 2 100 0.5 2 135 zmy6v2 5.8 6.6 100 2 100 0.5 3 128 zmy6v8 6.4 7.2 100 2 100 0.5 4 110 zmy7v5 7 7.9 100 2 100 0.5 5 100 zmy8v2 7.7 8.7 100 2 100 0.5 6 89 zmy9v1 8.5 9.6 50 4 50 0.5 7 82 zmy10 9.4 10.6 50 4 50 0.5 7.6 74 zmy11 10.4 11.6 50 7 50 0.5 8.4 66 zmy12 11.4 12.7 50 7 50 0.5 9.1 60 zmy13 12.4 14.1 50 9 50 0.5 9.9 55 zmy15 13.8 15.8 50 9 50 0.5 11.4 49 zmy16 15.3 17.1 25 10 25 0.5 12.2 44 zmy18 16.8 19.1 25 11 25 0.5 13.7 40 zmy20 18.8 21.2 25 12 25 0.5 15.2 36 zmy22 20.8 23.3 25 13 25 0.5 16.7 34 zmy24 22.8 25.6 25 14 25 0.5 18.2 29 zmy27 25.1 28.9 25 15 25 0.5 20.6 27 zmy30 28 32 25 20 25 0.5 22.8 25 zmy33 31 35 25 20 25 0.5 25.1 22 zmy36 34 38 10 60 10 0.5 27.4 20 zmy39 37 41 10 60 10 0.5 29.7 18 zmy43 40 46 10 80 10 0.5 32.7 17 zmy47 44 50 10 80 10 0.5 35.8 15 zmy51 48 54 10 100 10 0.5 38.8 14 zmy56 52 60 10 100 10 0.5 42.6 13 zmy62 58 66 10 130 10 0.5 47.1 11 zmy68 64 72 10 130 10 0.5 51.7 10 zmy75 70 79 10 160 10 0.5 56.0 9 1) valid provided that electrodes ar e kept at ambient temperature. 2) tested with pulses tp = 20 ms 3) the zmy1 is a silicon diode operated in forwar d direction. hence, the index of all characteristics and maximum ratings should b e "f" instead of "z". connect the cathode terminal to the negative pole. zmy1...zmy75 silicon epitaxial planar power zener diodes ? product specification 2 of 5 4008-318-123 sales@twtysemi.com http://www.twtysemi.com semtech
breakdown characteristics at tj=constant (pulsed) ma 240 200 160 120 80 40 0 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15v vz iz zmy... tj=25 c o tj=25 c o 0 10 20 30 35 40 50v 0 10 20 30 40 50 60 ma iz zmy... vz 45 25 15 5 zmy3.9 zmy4.7 zmy5.6 zmy6.8 zmy8.2 zmy10 zmy12 zmy15 zmy18 zmy22 zmy27 zmy33 zmy39 zmy47 breakdown characteristics at tj=constant (pulsed) test current iz 100 ma 50ma test current iz 25 ma 10ma zmy1 zmy1...zmy75 silicon epitaxial planar power zener diodes ? product specification 3 of 5 4008-318-123 sales@twtysemi.com http://www.twtysemi.com semtech
admissible power dissipation versus ambient temperature valid provided that electrodes are kept at ambient temperature. zmy... 1.0 0.8 0.6 0.4 0.2 0 01 0 0 200 c t amb p tot w o zmy... pulse thermal resistance versus pulse duration valid provided that electrodes are kept at ambient temperature. r thu 1 10 10 10 t p 5 4 3 2 3 2 -2 10 -5 -4 -3 10 10 10 -1 10 1 10 s t p t p p i t t v= 0.5 0.2 0.1 0.05 0.02 0.01 v=0 k/w zmy 68 0 0 10 iz 50 vz 150 200 100 v zmy 100 breakdown characteristics t j = constant (pulsed) ma 20 tj=25 c o zmy 56 zmy 82 zmy... 5 4 3 2 5 4 3 2 test current iz 10ma 5ma ambient temperature: ta ( c) o 0 25 100 150 0 0.2 0.4 0.6 power dissipation: ptot (w) 0.8 1.0 200 admissible power dissipation versus ambient temperature valid provided that electrodes are kept at ambient temperature. zmy1...zmy75 silicon epitaxial planar power zener diodes ? product specification 4 of 5 4008-318-123 sales@twtysemi.com http://www.twtysemi.com semtech
r zj dynamic resistance versus zener current 2 1 1 4 23 5 10 100ma iz 3 24 5 2 4 5 3 10 7 5 r zj 4 3 7 100 zmy24 zmy22 zmy18 zmy43 zmy36 zmy30 zmy... r zj zmy18 2 zmy10 3 10 1 7 2 5 4 32 4 3 2 5 10 zmy1 zmy6.2 zmy12 100ma 75 4 iz zmy7.5 zmy1 4 3 5 2 10 4 3 5 zmy5.1 2 zmy4.3 dynamic resistance versus zener current 3 10 zmy... zmy100 10 2 10 0.1 24 3 5 1 2 3 5 4 7 10ma 5 iz 34 zmy82 zmy56 zmy68 3 2 2 4 7 5 dynamic resistance versus zener current 3 10 zmy... zmy43 zmy1...zmy75 silicon epitaxial planar power zener diodes ? product specification 5 of 5 4008-318-123 sales@twtysemi.com http://www.twtysemi.com semtech

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