zmcrd?um series silicon epitaxial planar zener diodes features ? sharp breakdown characteristics applications ? circuits for constant voltage, constant current wave form clipper, surge absorber, etc. absolute maximum ratings (t a = 25 ) parameter symbol value unit power dissipation p tot 500 mw forward current i f 100 ma reverse surge power (at t = 10 s / pulse) p rsm 85 w junction temperature t j 150 storage temperature range t stg - 55 to + 150 characteristics at t a = 25 (v f = 1 v max. at i f = 100 ma) type zener voltage 1) dynamic resistance reverse leakage current v z at l zt z zt at l zt i r at v r min. (v) max. (v) (ma) max. ( ? ) (ma) max. (a) (v) zmcrd2v0umb 1.8 2.15 5 100 5 120 0.5 zmcrd2v2umb 2.1 2.4 5 100 5 120 0.7 zmcrd2v4umb 2.3 2.6 5 100 5 120 1 zmcrd2v7umb 2.5 2.9 5 110 5 120 1 zmcrd2v7umb1 2.5 2.75 5 110 5 120 1 zmcrd2v7umb2 2.65 2.9 5 110 5 120 1 zmcrd3v0umb 2.8 3.2 5 120 5 50 1 zmcrd3v0umb1 2.8 3.05 5 120 5 50 1 zmcrd3v0umb2 2.95 3.2 5 120 5 50 1 zmcrd3v3umb 3.1 3.5 5 130 5 20 1 zmcrd3v3umb1 3.1 3.35 5 130 5 20 1 zmcrd3v3umb2 3.25 3.5 5 130 5 20 1 zmcrd3v6umb 3.4 3.8 5 130 5 10 1 zmcrd3v6umb1 3.4 3.65 5 130 5 10 1 zmcrd3v6umb2 3.55 3.8 5 130 5 10 1 ls-31 20.1 1.20.05 0.190.05 1.3 5 max . glass r 2 . 5 g l a s s glass case micromelf dimensions in mm cathode indification ? product specification 1 of 5 4008-318-123 sales@twtysemi.com http://www.twtysemi.com semtech
characteristics at t a = 25 (v f = 1 v max. at i f = 100 ma) type zener voltage 1) dynamic resistance reverse leakage current v z at l zt z zt at l zt i r at v r min. (v) max. (v) (ma) max. ( ? ) (ma) max. (a) (v) zmcrd3v9umb 3.7 4.1 5 130 5 10 1 zmcrd3v9umb1 3.7 3.97 5 130 5 10 1 zmcrd3v9umb2 3.87 4.1 5 130 5 10 1 zmcrd4v3umb 4 4.49 5 130 5 10 1 zmcrd4v3umb1 4 4.22 5 130 5 10 1 zmcrd4v3umb2 4.14 4.35 5 130 5 10 1 zmcrd4v3umb3 4.27 4.49 5 130 5 10 1 zmcrd4v7umb 4.4 4.92 5 130 5 10 1 zmcrd4v7umb1 4.4 4.63 5 130 5 10 1 zmcrd4v7umb2 4.53 4.77 5 130 5 10 1 zmcrd4v7umb3 4.67 4.92 5 130 5 10 1 zmcrd5v1umb 4.82 5.39 5 130 5 5 1.5 zmcrd5v1umb1 4.82 5.06 5 130 5 5 1.5 zmcrd5v1umb2 4.96 5.22 5 130 5 5 1.5 zmcrd5v1umb3 5.12 5.39 5 130 5 5 1.5 zmcrd5v6umb 5.29 5.94 5 80 5 5 2.5 zmcrd5v6umb1 5.29 5.57 5 80 5 5 2.5 zmcrd5v6umb2 5.47 5.75 5 80 5 5 2.5 zmcrd5v6umb3 5.65 5.94 5 80 5 5 2.5 zmcrd6v2umb 5.84 6.55 5 50 5 2 3 zmcrd6v2umb1 5.84 6.14 5 50 5 2 3 zmcrd6v2umb2 6.04 6.35 5 50 5 2 3 zmcrd6v2umb3 6.24 6.55 5 50 5 2 3 zmcrd6v8umb 6.44 7.17 5 30 5 2 3.5 zmcrd6v8umb1 6.44 6.76 5 30 5 2 3.5 zmcrd6v8umb2 6.62 6.96 5 30 5 2 3.5 zmcrd6v8umb3 6.83 7.17 5 30 5 2 3.5 zmcrd7v5umb 7.03 7.87 5 30 5 2 4 zmcrd7v5umb1 7.03 7.39 5 30 5 2 4 zmcrd7v5umb2 7.25 7.63 5 30 5 2 4 zmcrd7v5umb3 7.49 7.87 5 30 5 2 4 zmcrd8v2umb 7.73 8.67 5 30 5 2 5 zmcrd8v2umb1 7.73 8.13 5 30 5 2 5 zmcrd8v2umb2 7.98 8.39 5 30 5 2 5 zmcrd8v2umb3 8.25 8.67 5 30 5 2 5 zmcrd9v1umb 8.53 9.58 5 30 5 2 6 zmcrd9v1umb1 8.53 8.96 5 30 5 2 6 zmcrd9v1umb2 8.81 9.26 5 30 5 2 6 zmcrd9v1umb3 9.12 9.58 5 30 5 2 6 zmcrd10umb 9.42 10.58 5 30 5 2 7 zmcrd10umb1 9.42 9.9 5 30 5 2 7 zmcrd10umb2 9.74 10.24 5 30 5 2 7 zmcrd10umb3 10.08 10.58 5 30 5 2 7 zmcrd11umb 10.4 11.6 5 30 5 2 8 zmcrd11umb1 10.4 10.92 5 30 5 2 8 zmcrd?um series silicon epitaxial planar zener diodes ? product specification 2 of 5 4008-318-123 sales@twtysemi.com http://www.twtysemi.com semtech
characteristics at t a = 25 (v f = 1 v max. at i f = 100 ma) type zener voltage 1) dynamic resistance reverse leakage current v z at l zt z zt at l zt i r at v r min. (v) max. (v) (ma) max. ( ? ) (ma) max. (a) (v) zmcrd11umb2 10.72 11.26 5 30 5 2 8 zmcrd11umb3 11.06 11.6 5 30 5 2 8 zmcrd12umb 11.38 12.64 5 30 5 2 9 zmcrd12umb1 11.38 11.94 5 30 5 2 9 zmcrd12umb2 11.69 12.28 5 30 5 2 9 zmcrd12umb3 12.04 12.64 5 30 5 2 9 zmcrd13umb 12.43 14 5 35 5 2 10 zmcrd13umb1 12.43 13.07 5 35 5 2 10 zmcrd13umb2 12.87 13.53 5 35 5 2 10 zmcrd13umb3 13.33 14 5 35 5 2 10 zmcrd15umb 13.8 15.56 5 40 5 2 11 zmcrd15umb1 13.8 14.5 5 40 5 2 11 zmcrd15umb2 14.3 15.02 5 40 5 2 11 zmcrd15umb3 14.81 15.56 5 40 5 2 11 zmcrd16umb 15.31 17.14 5 40 5 2 12 zmcrd16umb1 15.31 16.07 5 40 5 2 12 zmcrd16umb2 15.78 16.58 5 40 5 2 12 zmcrd16umb3 16.3 17.14 5 40 5 2 12 zmcrd18umb 16.89 19.08 5 45 5 2 13 zmcrd18umb1 16.89 17.75 5 45 5 2 13 zmcrd18umb2 17.51 18.4 5 45 5 2 13 zmcrd18umb3 18.16 19.08 5 45 5 2 13 zmcrd20umb 18.8 21.14 5 50 5 2 15 zmcrd20umb1 18.8 19.76 5 50 5 2 15 zmcrd20umb2 19.46 20.45 5 50 5 2 15 zmcrd20umb3 20.15 21.14 5 50 5 2 15 zmcrd22umb 20.81 23.25 5 55 5 2 17 zmcrd22umb1 20.81 21.84 5 55 5 2 17 zmcrd22umb2 21.46 22.55 5 55 5 2 17 zmcrd22umb3 22.15 23.25 5 55 5 2 17 zmcrd24umb 22.86 25.66 5 60 5 2 19 zmcrd24umb1 22.86 24.03 5 60 5 2 19 zmcrd24umb2 23.65 24.85 5 60 5 2 19 zmcrd24umb3 24.45 25.66 5 60 5 2 19 ZMCRD27UMB 25.1 28.9 2 70 2 2 21 zmcrd30umb 28 32 2 80 2 2 23 zmcrd33umb 31 35 2 80 2 2 25 zmcrd36umb 34 38 2 90 2 2 27 zmcrd39umb 37 41 2 100 2 2 30 1) v z is tested with pulse (20 ms). zmcrd?um series silicon epitaxial planar zener diodes ? product specification 3 of 5 4008-318-123 sales@twtysemi.com http://www.twtysemi.com semtech
30 x 30 x 0.75 p.c.b.(ceramic) 20 x 15 x 0.75 p.c.b.(ceramic) ambient temperature( c) 0 0 50 100 200 150 p o w e r d i s s i p a t i o n ( m w ) 10 x 7.50 x 0.75 p.c.b.(glass epoxy) 50 100 p - ta rating 150 o 200 10 x 7.5 x 0.75 p.c.b.(ceramic) rd3.9um rd3.0um zz - iz characteristics iz - zener current - ma 1 0.1 1 rd39um z z - z e n e r i m p e d a n c e - 10 rd7.5um rd10um rd15um rd20um rd24um 100 1000 rd5.6um rd2.0um rd2.4um 10 100 rd4.7um rd5.1um rd2.2um rd2.0um rd2.7um rd3.0um rd3.3um rd2.4um rd3.9um rd3.6um rd4.3um rd4.7um i z - z e n e r c u r r e n t - a 12 i z - z e n e r c u r r e n t - a i z - z e n e r c u r r e n t - a v z - zener voltage - v (a) 8 rd6.2um 2 4 6 rd5.6um rd5.1um 10 7 v z - zener voltage - v (b) 10 8 9 12 11 13 15 14 iz - vz characteristics rd6.8um rd8.2um rd7.5um rd9.1um rd13um rd10um rd11um rd12um v z - zener voltage - v (c) 15 13 14 17 16 18 20 19 rd15um rd16um rd18um rd20um zmcrd?um series silicon epitaxial planar zener diodes ? product specification 4 of 5 4008-318-123 sales@twtysemi.com http://www.twtysemi.com semtech
surge reverse power ratings t - pulse width - s p r s m - s u r g e r e v e r s e p o w e r - w 1 1 10 ta=25 c 10 100 1000 100 1m 10m 100m 100m transient thermal impednce characteristics z t h - t r a n s i e n t t h e r m a l i m p e d a n c e - c / w 1 1m 10 100 10m 1000 10 t - time - s 1 p.c.b. (glass epoxy) (30mm x 30mm x 1.6mm) 100 833 c/w i z - z e n e r c u r r e n t - a 20 v z - zener v oltage - v 18 (d) 26 22 24 28 30 rd22um rd27um rd30um rd24um i z - z e n e r c u r r e n t - a 40 v z - zener v oltage - v 25 ( e ) 30 35 rd36um rd39um rd33um zmcrd?um series silicon epitaxial planar zener diodes ? product specification 5 of 5 4008-318-123 sales@twtysemi.com http://www.twtysemi.com semtech
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