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| bzx79b silicon planar zener diodes features ? zener voltage tolerance 2% absolute maximum ratings (t a = 25 o c) parameter symbol value unit continuous forward current i f 250 ma power dissipation p tot 500 1) mw junction temperature t j 175 o c storage temperature range t stg - 55 to + 175 o c 1) valid provided that leads are kept at ambient temperature at a distance of 8 mm from case. characteristics at t a = 25 o c parameter symbol max. unit thermal resistance junction to ambient air r tha 0.3 1) k/mw forward voltage at i f = 100 ma v f 1.5 v 1) valid provided that leads are kept at ambient temperature at a distance of 8 mm from case. max. 3.9 max. 1.9 glass case do-35 max. 0.5 min. 27.5 min. 27.5 xxx cathode band part no. st "st" brand dimensions in mm black black black 1 of 2 4008-318-123 sales@twtysemi.com http://www.twtysemi.com product specification semtech
characteristics at t a = 25 o c type zener voltage range 1) dynamic resistance reverse leakage current v zt at l zt z zt at l zt i r at v r min. (v) max. (v) (ma) max. ( ? ) (ma) max. (a) (v) bzx79b2v7 2.64 2.76 5 100 5 75 1 bzx79b3v0 2.94 3.06 5 95 5 50 1 bzx79b3v3 3.23 3.37 5 95 5 25 1 bzx79b3v6 3.52 3.68 5 90 5 15 1 bzx79b3v9 3.82 3.98 5 90 5 10 1 bzx79b4v3 4.21 4.39 5 90 5 5 1 bzx79b4v7 4.6 4.8 5 80 5 3 2 bzx79b5v1 4.99 5.21 5 60 5 2 2 bzx79b5v6 5.48 5.72 5 40 5 1 2 bzx79b6v2 6.07 6.33 5 10 5 3 4 bzx79b6v8 6.66 6.94 5 15 5 2 4 bzx79b7v5 7.35 7.65 5 15 5 1 5 bzx79b8v2 8.03 8.37 5 15 5 0.7 5 bzx79b9v1 8.91 9.29 5 15 5 0.5 6 bzx79b10 9.8 10.2 5 20 5 0.2 7 bzx79b11 10.78 11.22 5 20 5 0.1 8 bzx79b12 11.76 12.24 5 25 5 0.1 8 bzx79b13 12.74 13.26 5 30 5 0.1 8 bzx79b15 14.7 15.3 5 30 5 0.05 10.5 bzx79b16 15.68 16.32 5 40 5 0.05 11.2 bzx79b18 17.64 18.36 5 45 5 0.05 12.6 BZX79B20 19.60 20.4 5 55 5 0.05 14 bzx79b22 21.56 22.44 5 55 5 0.05 15.4 bzx79b24 23.52 24.48 5 70 5 0.05 16.8 bzx79b27 26.46 27.54 2 80 2 0.05 18.9 bzx79b30 29.4 30.6 2 80 2 0.05 21 bzx79b33 32.34 33.66 2 80 2 0.05 23.1 bzx79b36 35.28 36.72 2 90 2 0.05 25.2 bzx79b39 38.22 39.78 2 130 2 0.05 27.3 bzx79b43 42.14 43.86 2 150 2 0.05 30.1 bzx79b47 46.06 47.94 2 170 2 0.05 32.9 bzx79b51 49.98 52.02 2 180 2 0.05 35.7 bzx79b56 54.88 57.12 2 200 2 0.05 39.2 bzx79b62 60.76 63.24 2 215 2 0.05 43.4 bzx79b68 66.64 69.36 2 240 2 0.05 47.6 bzx79b75 73.5 76.5 2 255 2 0.05 52.5 1) tested with pulses tp = 20 ms. bzx79b silicon planar zener diodes 2 of 2 4008-318-123 sales@twtysemi.com http://www.twtysemi.com product specification semtech |
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