smfj3.0a-smfj170a rating symbol value units peak pulse power dissipation at ta=25c by 10x1000s test waveform (fig.1)(note 1),(note 2) p ppm 300 watts power dissipation on ini ? nite heat sink at ta=50c 2 watts peak forward surge current, 8.3ms single half sine 20 amps maximum instantaneous forward voltage at 25a for unidirectional only (note 4) v f 3.5/6.5 v operating junction and storage temperature range. t j , t stg -55c to 150c c typical thermal resistance junction to lead r 30 c/w typical thermal resistance junction to ambient r uja 120 c/w notes: 1. non-repetitive current pulse , per fig. 3 and derated above ta = 25c per fig. 2. 2. measured on 8.3ms single half sine wave or equivalent square wave, duty cycle=4 perminute maximum. 3. vf<3.5v for devices of vbr _< 200v and vf<5.0v for devices of vbr _> 201v . case: sma/do-214ac, molded plastic ! ! terminals: solder plated, solderable per mil-std-750, method 2026 ! polarity: cathode band or cathode notch ! marking: type number ! weight: 0.064 grams (approx.) mechanical data a b c d g h e j dim minmax a 2.29 2.92 b 4.00 4.60 c 1.27 1.63 d 0.15 0.31 e 4.80 5.59 g 0.10 0.20 h 0.76 1.52 j 2.01 2.62 all dimensions in mm sma(do-214ac) for surface mounted applications low-profile package optimized for lan protection applications ideal for eft protection of data lines in accordance with iec 1000-4-4 (iec801-4) low incremental surge resistance ideal for esd protection of data lines in accordance with iec 1000-4-2 (iec801-2) features ! ! ! ! ! ! ! ! transient voltage suppressors maximum ratings and electrical characteristics t a = 25 c unless otherwise specified single phase, half wave, 60hz, resistive or inductive load. power: 300wa t t s voltage range: 3.0 - 17 0v p d i fsm 1 of 3 www.sunmate.tw
type number reverse stand- off voltage breakdown voltage@i t test current maximum clamping voltage @i pp peak pulse current reverse leakage @v rwm (uni) v rwm (v) v br min. (v) v br max. (v) i t (ma) v c (v) i pp (a) i r (a) smfj3.0a 3.0 4.10 4.50 10 8.0 25.0 400 smfj5.0a 5.0 6.40 7.25 10 9.2 21.7 400 smfj6.0a 6.0 6.67 7.67 10 10.3 19.4 400 smfj6.5a 6.5 7.22 8.30 10 11.2 17.9 400 smfj7.0a 7.0 7.78 8.95 10 12.0 16.7 250 smfj7.5a 7.5 8.33 9.58 1 12.9 15.5 100 smfj8.0a 8.0 8.89 10.23 1 13.6 14.7 50 smfj8.5a 8.5 9.44 10.82 1 14.4 13.9 10 smfj9.0a 9.0 10.00 11.50 1 15.4 13.5 5.0 smfj10a 10.0 11.10 12.80 1 17.0 11.8 2.5 smfj11a 11.0 12.20 14.00 1 18.2 11.0 2.5 smfj12a 12.0 13.30 15.30 1 19.9 10.1 2.5 smfj13a 13.0 14.40 16.50 1 21.5 9.30 2.5 smfj14a 14.0 15.60 17.90 1 23.2 8.60 2.5 smfj15a 15.0 16.70 19.20 1 24.4 8.20 2.5 smfj16a 16.0 17.80 20.50 1 26.0 7.70 2.5 smfj17a 17.0 18.90 21.70 1 27.6 7.20 2.5 smfj18a 18.0 20.00 23.30 1 29.2 5.80 2.5 smfj20a 20.0 22.20 25.50 1 32.4 6.20 2.5 smfj22a 22.0 24.40 28.00 1 35.5 5.60 2.5 smfj24a 24.0 26.70 30.70 1 38.9 5.10 2.5 smfj26a 26.0 28.90 33.20 1 42.1 4.80 2.5 smfj28a 28.0 31.10 35.80 1 45.4 4.40 2.5 SMFJ30A 30.0 33.30 38.30 1 48.4 4.10 2.5 smfj33a 33.0 42.20 1 53.3 3.80 2.5 smfj36a 36.0 46.00 1 58.1 3.40 2.5 smfj40a 51.10 1 64.5 3.10 2.5 smfj43a 54.90 1 69.4 2.90 2.5 smfj45a 1 72.7 2.80 2.5 smfj48a 1 77.4 2.60 2.5 smfj51a 1 82.4 2.5 smfj54a 2.5 smfj58a smfj60a smfj64a smfj70a smfj75a smfj78a smfj85a smfj90a smfj100a smfj110a smfj120a smfj130a smfj150a smfj160a smfj170a 40.0 43.0 45.0 48.0 51.0 54.0 58.0 60.0 64.0 70.0 75.0 78.0 85.0 90.0 100.0 110.0 120.0 130.0 150.0 160.0 170.0 36.70 40.00 44.40 47.80 50.00 53.30 56.70 60.00 64.40 66.70 71.10 77.80 83.30 86.70 94.40 100.00 111.00 122.00 133.00 144.00 167.00 178.00 189.00 57.50 61.30 65.20 69.00 74.10 76.70 81.80 89.50 95.80 99.70 108.20 115.50 128.00 140.50 153.00 165.50 192.60 205.00 217.50 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 87.1 93.6 96.8 103.0 113.0 121.0 126.0 137.0 146.0 162.0 177.0 193.0 209.0 243.0 259.0 275.0 2.40 2.30 2.10 1.80 1.70 1.50 1.40 1.40 1.30 1.20 1.10 1.00 0.90 0.80 0.70 0.70 0.60 2.5 2.5 2.5 2.5 2.5 2.5 2.5 2.5 2.5 2.5 2.5 2.5 2.5 2.5 2.5 2 of 3 www.sunmate.tw
figu re 1 - p eak pulse p owe r rating cur ve figu re 2 - pulse der ating cur ve figu re 3 - pulse w av ef or m figu re 4 - t ypical junction capacitanc e 3 of 3 www.sunmate.tw
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