1.5ke6.8(c)a - 1.5ke440(c)a 1.5ke6.8(c)a - 1.5ke440(c)a 1500 watt transient voltage suppressors absolute maximum ratings* t a = 25c unless otherwise noted discrete power & signal technologies ? 1998 fairchild semiconductor corporation symbol parameter value units p ppm peak pulse power dissipation at t a = 25 c, t p =1ms minimum 1500 w i ppm peak pulse current see table a p d steady state power dissipation .375 " lead length @ t a = 75 c 5.0 w i f(surge) peak forward surge current superimposed on rated load (jedec method) (note 1) 200 a t stg storage temperature range -65 to +175 c t j operating junction temperature -65 to +175 c features ? glass passivated junction. ? 1500w peak pulse power capability at 1.0 ms. ? excellent clamping capability. ? low incremental surge resistance. ? fast response time; typically less than 1.0 ps from 0 volts to bv for unidirectional and 5.0 ns for bidirectional. ? typical i r less than 1.0 m a above 10v. devices for bipolar applications - bidirectional types use ca suffix. - electrical characteristics apply in both directions. do-201ae color band denotes cathode * these ratings are limiting values above which the serviceability of any semiconductor device may be impaired. note 1: measured on 8.3 ms single half-sine wave; duty cycle = 4 pulses per minute maximum. 1.0 min (25.4) 0.210 (5.334) 0.188 (4.775) 0.042 (1.067) 0.037 (0.940) 0.375 (9.525) 0.265 (6.731) dimensions in inches (mm) free datasheet http://www.datasheet-pdf.com/
1.5ke6.8(c)a - 1.5ke440(c)a transient voltage supressors (continued) electrical characteristics t a = 25c unless otherwise noted uni-directional bi-directional (c) device reverse stand-off voltage v rwm (v) breakdown voltage v br (v) min max test current i t (ma) max clamping voltage @ippm v c (v) max peak pulse surge current i ppm (a) max reverse leakage v rwm i r (ua)* 1.5ke6.8(c)a 5.80 6.45 7.14 10 10.5 143 1000 1.5ke7.5(c)a 6.40 7.13 7.88 10 11.3 133 500 1.5ke8.2(c)a 7.02 7.79 8.61 10 12.1 124 200 1.5ke9.1(c)a 7.78 8.65 9.55 1 13.4 112 50 1.5ke10(c)a 8.55 9.50 10.5 1 14.5 103 10 1.5ke11(c)a 9.40 10.5 11.6 1 15.6 96.2 5 1.5ke12(c)a 10.2 11.4 12.6 1 16.7 90.0 5 1.5ke13(c)a 11.1 12.4 13.7 1 18.2 82.0 5 1.5ke15(c)a 12.8 14.3 15.8 1 21.2 71.0 5 1.5ke16(c)a 13.6 15.2 16.8 1 22.5 67.0 5 1.5ke18(c)a 15.3 17.1 18.9 1 26.2 59.5 5 1.5ke20(c)a 17.1 19.0 21.0 1 27.7 54.2 5 1.5ke22(c)a 18.8 20.9 23.1 1 30.6 49.0 5 1.5ke24(c)a 20.5 22.8 25.2 1 33.2 45.2 5 1.5ke27(c)a 23.1 25.7 28.4 1 37.5 40.0 5 1.5ke30(c)a 25.6 28.5 31.5 1 41.4 36.2 5 1.5ke33(c)a 28.2 31.4 34.7 1 45.7 33.0 5 1.5ke36(c)a 30.8 34.2 37.8 1 49.9 30.1 5 1.5ke39(c)a 33.3 37.1 41.0 1 53.9 28.0 5 1.5ke43(c)a 36.8 40.9 45.2 1 59.3 25.3 5 1.5ke47(c)a 40.2 44.7 49.4 1 64.8 23.2 5 1.5ke51(c)a 43.6 48.5 53.6 1 70.1 21.4 5 1.5ke56(c)a 47.8 53.2 58.8 1 77.0 19.5 5 1.5ke62(c)a 53.0 58.9 65.1 1 85.0 17.7 5 1.5ke68(c)a 58.1 64.6 71.4 1 92.0 16.3 5 1.5ke75(c)a 64.1 71.3 78.8 1 104.0 14.6 5 1.5ke82(c)a 70.1 77.9 86.1 1 113.0 13.3 5 1.5ke91(c)a 77.8 86.5 95.5 1 125.0 12.0 5 1.5ke100(c)a 85.5 95.0 105.0 1 137.0 11.0 5 1.5ke110(c)a 94.0 106.0 116.0 1 152.0 9.9 5 1.5ke120(c)a 102.0 114.0 126.0 1 165.0 9.1 5 1.5ke130(c)a 111.0 124.0 137.0 1 179.0 8.4 5 1.5ke150(c)a 128.0 143.0 158.0 1 207.0 7.2 5 1.5ke160(c)a 136.0 152.0 168.0 1 219.0 6.8 5 1.5ke170(c)a 145.0 162.0 179.0 1 234.0 6.4 5 1.5ke180(c)a 154.0 171.0 189.0 1 246.0 6.1 5 1.5ke200(c)a 171.0 190.0 210.0 1 274.0 5.5 5 1.5ke220(c)a 185.0 209.0 231.0 1 328.0 4.6 5 1.5ke250(c)a 214.0 237.0 263.0 1 344.0 4.5 5 1.5ke300(c)a 256.0 285.0 315.0 1 414.0 3.8 5 1.5ke350(c)a 300.0 333.0 368.0 1 482.0 3.2 5 1.5ke400(c)a 342.0 380.0 420.0 1 548.0 2.8 5 1.5ke440(c)a 376.0 418.0 462.0 1 602.0 2.6 5 * for bidirectional parts with v rwm <10v, the i r max limit is doubled. free datasheet http://www.datasheet-pdf.com/
1.5ke6.8(c)a - 1.5ke440(c)a transient voltage supressors (continued) typical characteristics steady state power derating curve 0 25 50 75 100 125 150 175 200 0 1.25 2.5 3.75 5 lead temperature ( c) power dissipation (w) o pulse derating curve 0 25 50 75 100 125 150 175 200 0 25 50 75 100 ambient temperature ( c) pulse power (%) o non-repetitive surge current 12 51020 50100 10 20 50 100 200 number of cycles at 60hz forward surge current (a) t = t max 8.3ms single half sine-wave jedec method a a unidirectional only peak pulse power rating curve 0.0001 0.001 0.01 0.1 1 10 0.1 1 10 100 pulse width (ms) pulse power (kw) t = 25 c o a pulse waveform 01234 0 50 100 150 ti me (ms) peak pulse current (%) t = 25 c o a pulse width (td) is defined as the point where the peak current decays to 50% of ipp 10/1000 m sec waveform as defined by r.e.a. tf = 10 m sec e-kt peak value ippm half value-ipp 2 td junction capacitance 5 10 20 50 100 200 500 10 100 1000 10000 reverse voltage (v) capacitance (pf) t = 25 c o a f = 1.0 mhz visg = 50m vp-p m easured at zero bias measured at stand-off voltage (v mw) unidirectional bidirectional unidirectional free datasheet http://www.datasheet-pdf.com/
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