bzx79 series vishay semiconductors formerly general semiconductor document number 88320 www.vishay.com 29-apr-02 1 silicon planar zener diodes v z range 2.4 to 75v power dissipation 500mw maximum ratings and thermal characteristics (t a = 25? unless otherwise noted) parameter symbol value unit zener current see table characteristics power dissipation at t amb = 25 cp tot 500 (1) mw junction temperature t j 65 to +200 c storage temperature range t s 65 to +200 c continuous forward current i f 250 ma thermal resistance junction to ambient air r ja 300 (1) c/w peak reverse power dissipation (non-repetitive) p zsm 40 w t p = 100 s square wave notes: (1) valid provided that leads are kept at ambient temperature at a distance of 8mm from case. features the zener voltages are graded according to the international e 24 standard. higher zener voltages available on request. diodes available in these tolerance series: 2% bzx79-b, 3% bzx79-f, 5% bzx79-c. mechanical data case: do-35 glass case weight: approx. 0.13g packaging codes/options: d7/10k per 13 reel (52mm tape), 20k/box d8/10k per ammo tape (52mm tape), 20k/box do-204ah (do-35 glass) dimensions in inches and (millimeters)
bzx79 series vishay semiconductors formerly general semiconductor www.vishay.com document number 88320 2 29-apr-02 electrical characteristics (t a = 25 o c unless otherwise noted) maximum v f = 0.9v at i f = 10ma dynamic resistance temp. coefficient maximum maximum non-repetitive type of zener voltage reverse leakage capacitance peak reverse at at at i z = 5 ma current admissible v r = 0 current y=b for ?% v z i z = 5 ma i z = 1 ma mvz (% / ?) zener current (2) f = 1 mh z at t p = 100 s y=f for 3% v z f = 1 kh z f = 1 kh z y=c for 5% v z r zj ( ? ) r zj ( ? ) i r at v r i z (pf) i zsm max max min max (na) (v) (ma) (a) bzx79 y2v4 100 < 600 0.08 0.06 50,000 1 167 450 6.0 bzx79 y2v7 100 < 600 0.08 0.06 20,000 1 135 450 6.0 bzx79 y3v0 95 < 600 0.08 0.06 10,000 1 125 450 6.0 bzx79 y3v3 95 < 600 0.08 0.05 5,000 1 115 450 6.0 bzx79 y3v6 90 < 600 0.08 0.04 5,000 1 105 450 6.0 bzx79 y3v9 90 < 600 0.07 0.03 3,000 1 95 450 6.0 bzx79 y4v3 90 < 600 0.04 0.01 3,000 1 90 450 6.0 bzx79 y4v7 80 500 0.03 +0.01 3,000 1 85 300 6.0 bzx79 y5v1 60 480 0.02 +0.05 2,000 1 80 300 6.0 bzx79 y5v6 40 400 0.01 +0.06 1,000 1 70 300 6.0 bzx79 y6v2 10 150 0 +0.07 3,000 2 64 200 6.0 bzx79 y6v8 15 80 +0.01 +0.08 2,000 3 58 200 6.0 bzx79 y7v5 15 80 +0.01 +0.09 1,000 5 53 150 4.0 bzx79 y8v2 15 80 +0.01 +0.09 700 6 47 150 4.0 bzx79 y9v1 15 100 +0.02 +0.10 500 7 43 150 3.0 bzx79 y10 20 150 +0.03 +0.11 200 7.5 40 90 3.0 bzx79 y11 20 150 +0.03 +0.11 100 8.5 36 85 2.5 bzx79 y12 25 150 +0.03 +0.11 100 9 32 85 2.5 bzx79 y13 30 170 +0.03 +0.11 100 10 29 80 2.5 bzx79 y15 30 200 +0.03 +0.11 50 11 27 75 2.0 bzx79 y16 40 200 +0.03 +0.11 50 12 24 75 1.5 bzx79 y18 45 225 +0.03 +0.11 50 14 21 70 1.5 bzx79 y20 55 225 +0.03 +0.11 50 15 20 60 1.5 bzx79 y22 55 250 +0.03 +0.11 50 17 18 60 1.3 bzx79 y24 70 250 +0.04 +0.12 50 18 16 55 1.3 bzx79 y27 80 (3) 300 (4) +0.04 (3) +0.12 50 20 14 50 1.0 bzx79 y30 80 (3) 300 (4) +0.04 (3) +0.12 50 22 13 50 1.0 bzx79 y33 80 (3) 325 (4) +0.04 (3) +0.12 50 24 12 45 0.9 bzx79 y36 90 (3) 350 (4) +0.04 (3) +0.12 50 27 11 45 0.8 bzx79 y39 130 (3) 350 (4) +0.04 (3) +0.12 50 28 10 45 0.7 bzx79 y43 150 (3) 375 (4) +0.04 (3) +0.12 50 32 9.2 40 0.6 bzx79 y47 170 (3) 375 (4) +0.04 (3) +0.12 50 35 8.5 40 0.5 bzx79 y51 180 (3) 400 (4) +0.04 (3) +0.12 50 38 7.8 40 0.4 bzx79 y56 200 (3) 425 (4) typ. +0.1 (3) 50 39 7.1 40 0.3 bzx79 y62 215 (3) 450 (4) typ. +0.1 (3) 50 43 6.4 35 0.3 bzx79 y68 240 (3) 475 (4) typ. +0.1 (3) 50 48 5.8 35 0.3 bzx79 y75 255 (3) 500 (4) typ. +0.1 (3) 50 53 5.3 35 0.2 notes: (1) tested with pulses t p = 5 ms. (2) valid provided that leads are kept at ambient temperature at a distance of 8 mm from case. (3) at i z = 2.0 ma (4) at i z = 0.5 ma y = zener voltage tolerance designator
bzx79 series vishay semiconductors formerly general semiconductor document number 88320 www.vishay.com 29-apr-02 3 electrical characteristics (t a = 25 o c unless otherwise noted) maximum v f = 0.9v at i f = 10ma zener voltage range (1) at i z = 5ma type v z (v) 3% tol. min max bzx79 - f2v4 2.33 2.47 bzx79 - f2v7 2.62 2.78 bzx79 - f3v0 2.91 3.09 bzx79 - f3v3 3.20 3.40 bzx79 - f3v6 3.49 3.71 bzx79 - f4v3 4.17 4.43 bzx79 - f4v3 4.17 4.43 bzx79 - f4v7 4.56 4.84 bzx79 - f5v1 4.95 5.25 bzx79 - f5v6 5.43 5.77 bzx79 - f6v2 6.01 6.39 bzx79 - f6v8 6.60 7.00 bzx79 - f7v5 7.28 7.72 bzx79 - f8v2 7.95 8.45 bzx79 - f9v1 8.83 9.37 bzx79 - f10 9.70 10.30 bzx79 - f11 10.67 11.33 bzx79 - f12 11.64 12.36 bzx79 - f13 12.61 13.39 bzx79 - f15 14.55 15.45 bzx79 - f16 15.50 16.50 bzx79 - f18 17.50 18.50 bzx79 - f20 19.40 20.60 bzx79 - f22 21.30 22.70 bzx79 - f24 23.30 24.70 bzx79 - f27 26.20 27.80 (3) bzx79 - f30 29.10 30.90 (3) bzx79 - f33 32.00 34.00 (3) bzx79 - f36 34.90 37.10 (3) bzx79 - f39 37.80 40.20 (3) bzx79 - f43 41.70 44.30 (3) bzx79 - f47 45.60 48.40 (3) bzx79 - f51 49.50 52.50 (3) bzx79 - f56 54.30 57.70 (3) bzx79 - f62 60.10 63.90 (3) bzx79 - f68 66.00 70.00 (3) bzx79 - f75 72.80 77.20 (3) zener voltage range (1) at i z = 5ma type v z (v) 5% tol. min max bzx79 - c2v4 2.20 2.60 bzx79 - c2v7 2.50 2.90 bzx79 - c3v0 2.80 3.20 bzx79 - c3v3 3.10 3.50 bzx79 - c3v6 3.40 3.80 bzx79 - c3v9 3.70 4.10 bzx79 - c4v3 4.00 4.60 bzx79 - c4v7 4.40 5.00 bzx79 - c5v1 4.80 5.40 bzx79 - c5v6 5.20 6.00 bzx79 - c6v2 5.80 6.60 bzx79 - c6v8 6.40 7.20 bzx79 - c7v5 7.00 7.90 bzx79 - c8v2 7.70 8.70 bzx79 - c9v1 8.50 9.60 bzx79 - c10 9.40 10.60 bzx79 - c11 10.40 11.60 bzx79 - c12 11.40 12.70 bzx79 - c13 12.40 14.10 bzx79 - c15 13.80 15.60 bzx79 - c16 15.30 17.10 bzx79 - c18 16.80 19.10 bzx79 - c20 18.80 21.20 bzx79 - c22 20.80 23.30 bzx79 - c24 22.80 25.60 bzx79 - c27 25.10 28.90 (3) bzx79 - c30 28.00 32.00 (3) bzx79 - c33 31.00 35.00 (3) bzx79 - c36 34.00 38.00 (3) bzx79 - c39 37.00 41.00 (3) bzx79 - c43 40.00 46.00 (3) bzx79 - c47 44.00 50.00 (3) bzx79 - c51 48.00 54.00 (3) bzx79 - c56 52.00 60.00 (3) bzx79 - c62 58.00 66.00 (3) bzx79 - c68 64.00 72.00 (3) bzx79 - c75 70.00 79.00 (3) zener voltage range (1) at i z = 5ma type v z (v) 2% tol. min max bzx79 - b2v4 2.35 2.45 bzx79 - b2v7 2.65 2.75 bzx79 - b3v0 2.94 3.06 bzx79 - b3v3 3.23 3.37 bzx79 - b3v6 3.53 3.67 bzx79 - b3v9 3.82 3.98 bzx79 - b4v3 4.21 4.39 bzx79 - b4v7 4.61 4.79 bzx79 - b5v1 5.00 5.20 bzx79 - b5v6 5.49 5.71 bzx79 - b6v2 6.08 6.32 bzx79 - b6v8 6.66 6.94 bzx79 - b7v5 7.35 7.65 bzx79 - b8v2 8.04 8.36 bzx79 - b9v1 8.92 9.28 bzx79 - b10 9.80 10.20 bzx79 - b11 10.80 11.20 bzx79 - b12 11.80 12.20 bzx79 - b13 12.70 13.30 bzx79 - b15 14.70 15.30 bzx79 - b16 15.70 16.30 bzx79 - b18 17.60 18.40 bzx79 - b20 19.60 20.40 bzx79 - b22 21.60 22.40 bzx79 - b24 23.50 24.50 bzx79 - b27 26.50 27.50 (3) bzx79 - b30 29.40 30.60 (3) bzx79 - b33 32.30 33.70 (3) bzx79 - b36 35.30 36.60 (3) bzx79 - b39 38.20 39.80 (3) bzx79 - b43 42.10 43.90 (3) bzx79 - b47 46.10 47.90 (3) bzx79 - b51 50.00 52.00 (3) bzx79 - b56 54.90 57.10 (3) bzx79 - b62 60.80 63.20 (3) bzx79 - b68 66.60 69.40 (3) bzx79 - b75 73.50 76.50 (3) notes: (1) tested with pulses tp = 5 ms (3) at i z = 2.0 ma (2) valid provided that electrodes are kept at ambient temperature see bzv55-y table for all characteristics other than zener voltage range.
bzx79 series vishay semiconductors formerly general semiconductor www.vishay.com document number 88320 4 29-apr-02 ratings and characteristic curves (t a = 25 c unless otherwise noted)
bzx79 series vishay semiconductors formerly general semiconductor document number 88320 www.vishay.com 29-apr-02 5 ratings and characteristic curves (t a = 25 c unless otherwise noted)
bzx79 series vishay semiconductors formerly general semiconductor www.vishay.com document number 88320 6 29-apr-02 ratings and characteristic curves (t a = 25 c unless otherwise noted)
bzx79 series vishay semiconductors formerly general semiconductor document number 88320 www.vishay.com 29-apr-02 7 ratings and characteristic curves (t a = 25 c unless otherwise noted)
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