symbol min. max. unit thermal resistance r q ja 300 (1) ?/w junction to ambient air forward voltage v f 1.5 volts at i f = 100 ma symbol value unit zener current (see table ?haracteristics? power dissipation at t l = 75?, 3/8?from case p tot 500 mw maximum junction temperature t j 175 ? storage temperature range t s ?65 to +175 ? silicon planar zener diodes standard zener voltage tolerance is 5%. other tolerances are available upon request. high temperature soldering guaranteed: 250?/10 seconds, 0.375?(9.5mm) lead length. these diodes are also available in sod-123 case with the type designation mmsz4681...mmsz4717 and sot-23 case with the type designation mmbz4681...mmbz4717. case: do-35 glass case weight: approx. 0.13 g terminals: solderable, per mil-std-750, method 2026. maximum ratings ratings at 25? ambient temperature unless otherwise specified. notes: (1) valid provided that leads at a distance of 3/8?mm from case are kept at ambient temperature. 1n4681-1n4717 z ener diode features mechanical data do-35(glass) dimensions in millimeters http://www.luguang.cn mail:lge@luguang.cn
electrical characteristics type zener voltage (1) v z @ l z = 50 m a (volts) max reverse current i r (m a) max zener current i zm (ma) test voltage v r (volts) max voltage change d v z (volts) (2) 1n4678 1.8 1.71 1.89 7.5 1.0 120 0.70 1n4679 2.0 1.90 2.10 5.0 1.0 110 0.70 1n4680 2.2 2.09 2.31 4.0 1.0 100 0.75 1n4681 2.4 2.28 2.52 2.0 1.0 95.0 0.80 1n4682 2.7 2.57 2.84 1.0 1.0 90.0 0.85 1n4683 3.0 2.85 3.15 0.8 1.0 85.0 0.90 1n4684 3.3 3.14 3.47 7.5 1.5 80.0 0.95 1n4685 3.6 3.42 3.78 7.5 2.0 75.0 0.95 1n4686 3.9 3.71 4.10 5.0 2.0 70.0 0.97 1n4687 4.3 4.09 4.52 4.0 2.0 65.0 0.99 1n4688 4.7 4.47 4.94 10.0 3.0 60.0 0.99 1n4689 5.1 4.85 5.36 10.0 3.0 55.0 0.97 1n4690 5.6 5.32 5.88 10.0 4.0 50.0 0.96 1n4691 6.2 5.89 6.51 10.0 5.0 45.0 0.95 1n4692 6.8 6.46 7.14 10.0 5.1 35.0 0.90 1n4693 7.5 7.13 7.88 10.0 5.7 31.8 0.75 1n4694 8.2 7.79 8.61 1.0 6.2 29.0 0.50 1n4695 8.7 8.27 9.14 1.0 6.6 27.4 0.10 1n4696 9.1 8.65 9.56 1.0 6.9 26.2 0.08 1n4697 10 9.50 10.5 1.0 7.6 24.8 0.10 1n4698 11 10.5 11.6 0.05 8.4 21.6 0.11 1n4699 12 11.4 12.6 0.05 9.1 20.4 0.12 1n4700 13 12.4 13.7 0.05 9.8 19.0 0.13 1N4701 14 13.3 14.7 0.05 10.6 17.5 0.14 1n4702 15 14.3 15.8 0.05 11.4 16.3 0.15 1n4703 16 15.2 16.8 0.05 12.1 15.4 0.16 1n4704 17 16.2 17.9 0.05 12.9 14.5 0.17 1n4705 18 17.1 18.9 0.05 13.6 13.2 0.18 1n4706 19 18.1 20.0 0.05 14.4 12.5 0.19 1n4707 20 19.0 21.0 0.01 15.2 11.9 0.20 1n4708 22 20.9 23.1 0.01 16.7 10.8 0.22 1n4709 24 22.8 25.2 0.01 18.2 9.9 0.24 1n4710 25 23.8 26.3 0.01 19.0 9.5 0.25 1n4711 27 25.7 28.4 0.01 20.4 8.8 0.27 1n4712 28 26.6 29.4 0.01 21.2 8.5 0.28 1n4713 30 28.5 31.5 0.01 22.8 7.9 0.30 1n4714 33 31.4 34.7 0.01 25.0 7.2 0.33 1n4715 36 34.2 37.8 0.01 27.3 6.6 0.36 1n4716 39 37.1 41.0 0.01 29.6 6.1 0.39 1n4717 43 40.9 45.2 0.01 32.6 5.5 0.43 notes: (1) tested with pulses, t p = 5ms (2) d v z is the difference between v z at 100 m a and at 10 m a. nominal min max (t a = 25?, unless otherwise specified.) 1n4681-1n4717 zener diode http://www.luguang.cn mail:lge@luguang.cn
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