mmsz4678 - mmsz4717 v z : 1.8 to 43 v p d : 500 mw features : * total power dissipation 500 mw on fr-4 or fr-5 board * wide zener reverse voltage range 1.8 v to 43 v * package designed for optimal automated board assembly * small package size for high density applications * pb / rohs free mechanical data : * case : sod-123 * weight : 0.01 gram (approximately) maximum ratings and thermal characteristics rating at 25 c ambient temperature unless otherwise specified . symbol value unit zener current see table "characteristics" total power dissipation on fr-5 board, at t l = 75 c p d 500 (1) mw derated above 75 c 6.7 mw/c maximum forward voltage at i f = 10 ma v f 0.95 v thermal resistance junction to ambient r ? ja 340 c/w thermal resistance junction to lead r ? jl 150 c/w junction temperature range t j -55 to + 150 c storage temperature range t stg -55 to + 150 c note : ( 1 ) fr-5 = 3.5 x 1.5 inches,usin g the minimum recommended foot p ri n t. page 1 of 4 rev. 02 : april 5, 2006 parameter zener diodes 1.15 1.05 0.135 0.127 1.65 1.55 3.9 3.7 0.6 0.5 2.7 2.6 dimensions in millimeters sod-123 certificate th97/10561qm certificate tw00/17276em free datasheet http:///
electrical characteristics rating at 25 c ambient temperature unless otherwise specified . test maximum reverse current leakage current i zt min. nom. max. (a) ( a) (v) mmsz4678 bc 1.71 1.8 1.89 50 7.5 1.0 MMSZ4679 bd 1.90 2.0 2.10 50 5.0 1.0 mmsz4680 be 2.09 2.2 2.31 50 4.0 1.0 mmsz4681 bf 2.28 2.4 2.52 50 2.0 1.0 mmsz4682 bh 2.565 2.7 2.835 50 1.0 1.0 mmsz4683 bj 2.85 3.0 3.15 50 0.8 1.0 mmsz4684 bk 3.13 3.3 3.47 50 7.5 1.5 mmsz4685 bm 3.42 3.6 3.78 50 7.5 2.0 mmsz4686 bn 3.70 3.9 4.10 50 5.0 2.0 mmsz4687 bp 4.09 4.3 4.52 50 4.0 2.0 mmsz4688 br 4.47 4.7 4.94 50 10 3.0 mmsz4689 bx 4.85 5.1 5.36 50 10 3.0 mmsz4690 by 5.32 5.6 5.88 50 10 4.0 mmsz4691 bz 5.89 6.2 6.51 50 10 5.0 mmsz4692 ca 6.46 6.8 7.14 50 10 5.1 mmsz4693 cb 7.13 7.5 7.88 50 10 5.7 mmsz4694 cc 7.79 8.2 8.61 50 1.0 6.2 mmsz4695 cd 8.27 8.7 9.14 50 1.0 6.6 mmsz4696 ce 8.65 9.1 9.56 50 1.0 6.9 mmsz4697 cf 9.50 10 10.50 50 1.0 7.6 mmsz4698 ch 10.45 11 11.50 50 0.05 8.4 mmsz4699 cj 11.40 12 12.60 50 0.05 9.1 mmsz4700 ck 12.35 13 13.65 50 0.05 9.8 mmsz4701 cm 13.30 14 14.70 50 0.05 10.6 mmsz4702 cn 14.25 15 15.75 50 0.05 11.4 mmsz4703 cp 15.20 16 16.80 50 0.05 12.1 mmsz4704 cr 16.15 17 17.85 50 0.05 12.9 mmsz4705 cx 17.10 18 18.90 50 0.05 13.6 mmsz4706 cy 18.05 19 19.95 50 0.05 14.4 mmsz4707 cz 19.00 20 21.00 50 0.01 15.2 mmsz4708 da 20.90 22 23.10 50 0.01 16.7 mmsz4709 db 22.80 24 25.20 50 0.01 18.2 mmsz4710 dc 23.75 25 26.25 50 0.01 19.0 mmsz4711 dd 25.65 27 28.35 50 0.01 20.4 mmsz4712 de 26.60 28 29.40 50 0.01 21.2 mmsz4713 df 28.50 30 31.50 50 0.01 22.8 mmsz4714 dh 31.35 33 34.65 50 0.01 25.0 mmsz4715 dj 34.20 36 37.80 50 0.01 27.3 mmsz4716 dk 37.05 39 40.95 50 0.01 29.6 mmsz4717 dm 40.85 43 45.15 50 0.01 32.6 notes : (1) tested with pulses tp = 20 ms (2) nominal zener voltage is measured with the device junction in thermal equilibrium at t l = 30c 1c page 2 of 4 rev. 02 : april 5, 2006 type no. i r @ v r v z @ i zt (v) zener voltage (1,2) marking certificate th97/10561qm certificate tw00/17276em free datasheet http:///
fig.1 - temperature coefficients fig.2 - temperature coefficients (temperature range - 55 c to +150 c) (temperature range - 55 c to +150 c) fig.3 - typical forward voltage fig.4 - maximum non-repetitive surge power page 3 of 4 rev. 02 : april 5, 2006 rating and characteristic curves ( mmsz4678 - mmsz4717 ) -4 0 2 4 6 8 10 12 8 6 4 2 0 -2 1 10 10 10 10 ? vz , temperature coefficient, (mv/c) v z , nominal zener voltage, (v) v z , nominal zener voltage, (v) ? vz , temperature coefficient, (mv/c) 1 0.4 0.5 0.6 0.7 0.8 1.0 1.2 v f , forward voltage, (v) 10 10 1000 1 10 10 1000 0.1 1 10 100 1000 pw, pulse width, (ms) p pk , tpeak surge power, (w) i f , forward current, (ma) typical t c values typical t c values v z @ i zt v z @ i zt rectangular waveform, t a = 25 c 0.9 1.1 25 c certificate th97/10561qm certificate tw00/17276em free datasheet http:///
fig.5 - zener voltage vs. zener current fig.6 - zener voltage vs. zener current (v z up to 12 v) (v z 12 v to 91 v) fig.7 - steady state power derating page 4 of 4 rev. 02 : april 5, 2006 rating and characteristic curves ( mmsz4678 - mmsz4717 ) 0.01 02 4 681012 v z , zener voltage, (v) 0.1 1 10 0.01 0.1 1 10 10 30 50 70 90 i z , zener current, (ma) 100 100 v z , zener voltage, (v) i z , zener current, (ma) t, temperature, (c) p d , power dissipation, (w) 1.2 0 0.2 0.4 0.6 0.8 1.0 0 25 50 75 100 125 150 p d versus t l p d versus t a t a = 25 c t a = 25 c certificate th97/10561qm certificate tw00/17276em free datasheet http:///
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