revision: january 04, 2011, 16:47 ?2010 littelfuse, inc. speci?cations are subject to change without notice. transient voltage suppression diodes 87 axial leaded C 1500w > 1.5ke series 1.5ke series please refer to http://www.littelfuse.com/series/1.5ke.html for current information. agency agency file number e128662/e230531 1.5ke series tvs devices are ideal for the protection of i/o interfaces, v cc bus and other vulnerable circuits used in telecom, computer, industrial and consumer electronic applications. applications features the 1.5ke series is designed speci?cally to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. description parameter symbol value unit peak pulse power dissipation by 10x1000s test wavef orm (fig.1) (note 1) p ppm 1500 w steady state power dissipation on ini?nite heat sink at t l =75oc (fig. 5) p d 6.5 w peak forward surge current, 8.3ms single half sine wave unidirectional only (note 2) i fsm 200 a maximum instantaneous forward voltage at 100a for unidirectional only (note 3) v f 3.5/5.0 v operating junction and storage temperature range t j , t stg -55 to 175 c typical thermal resistance junction to lead r ujl 15 c/w typical thermal resistance junction to ambient r uja 75 c/w notes: 1. non-repetitive current pulse , per fig. 3 and derated above t a = 25 o c per fig. 2. 2. measured on 8.3ms single half sine wave or equivalent square wave, duty cycle=4 per minute maximum. 3. v f <3.5v for devices of v br _ < 200v and v f <5.0v for devices of v br _ > 201v. maximum ratings and thermal characteristics (t a =25 o c unless otherwise noted) agency approvals t ) b m p h f o ' s f f t 3 p ) 4 d p n q m j b o u t 5 z q j d b m n b y j n v n temperature coef?cient v br = 0.1% x v br @25c x t t ( m b t t q b t t j w b u f e d i j q junction in do-201 package t 8 q f b l q v m t f capability at 101000s wavef orm, repetition rate (duty cycles):0.01% t ' b t u s f t q p o t f u j n f typically less than 1.0ps from 0 volts to bv min t & y d f m m f o u d m b n q j o h capability t - p x j o d s f n f o u b m t v s h f resistance t 5 z q j d b m * r less than 1a above 13v t ) j h i u f n q f s b u v s f soldering guaranteed: 260c/40 seconds / 0.375 ,(9.5mm) lead length, 5 lbs., (2.3kg) tension t 1 m b t u j d q b d l b h f i b t underwriters laboratory flammability classi?cation 94v-o t . b u u f 5 j o - f b e o g s f f q m b u f e rohs smaj series
revision: january 04, 2011, 16:47 ?2010 littelfuse, inc. speci?cations are subject to change without notice. transient voltage suppression diodes 88 axial leaded C 1500w > 1.5ke series 1.5ke series please refer to http://www.littelfuse.com/series/1.5ke.html for current information. electrical characteristics part number (uni) part number (bi) reverse stand off voltage v r (volts) breakdown voltage v br (volts) @ i t test current i t (ma) maximum clamping voltage v c @ i pp (volts) maximum peak pulse current i pp (a) maximum reverse leakage i r @ v r (a) agency approval min max 1.5ke6.8a 1.5ke6.8ca 5.80 6.45 7.14 10 10.5 144.8 1000 x 1.5ke7.5a 1.5ke7.5ca 6.40 7.13 7.88 10 11.3 134.5 500 x 1.5ke8.2a 1.5ke8.2ca 7.02 7.79 8.61 10 12.1 125.6 200 x 1.5ke9.1a 1.5ke9.1ca 7.78 8.65 9.50 1 13.4 113.4 50 x 1.5ke10a 1.5ke10ca 8.55 9.50 10.50 1 14.5 104.8 10 x 1.5ke11a 1.5ke11ca 9.40 10.50 11.60 1 15.6 97.4 5 x 1.5ke12a 1.5ke12ca 10.20 11.40 12.60 1 16.7 91.0 5 x 1.5ke13a 1.5ke13ca 11.10 12.40 13.70 1 18.2 83.5 1 x 1.5ke15a 1.5ke15ca 12.80 14.30 15.80 1 21.2 71.7 1 x 1.5ke16a 1.5ke16ca 13.60 15.20 16.80 1 22.5 67.6 1 x 1.5ke18a 1.5ke18ca 15.30 17.10 18.90 1 25.2 60.3 1 x 1.5ke20a 1.5ke20ca 17.10 19.00 21.00 1 27.7 54.9 1 x 1.5ke22a 1.5ke22ca 18.80 20.90 23.10 1 30.6 49.7 1 x 1.5ke24a 1.5ke24ca 20.50 22.80 25.20 1 33.2 45.8 1 x 1.5ke27a 1.5ke27ca 23.10 25.70 28.40 1 37.5 40.5 1 x 1.5ke30a 1.5ke30ca 25.60 28.50 31.50 1 41.4 36.7 1 x 1.5ke33a 1.5ke33ca 28.20 31.40 34.70 1 45.7 33.3 1 x 1.5ke36a 1.5ke36ca 30.80 34.20 37.80 1 49.9 30.5 1 x 1.5ke39a 1.5ke39ca 33.30 37.10 41.00 1 53.9 28.2 1 x 1.5ke43a 1.5ke43ca 36.80 40.90 45.20 1 59.3 25.6 1 x 1.5ke47a 1.5ke47ca 40.20 44.70 49.40 1 64.8 23.5 1 x 1.5ke51a 1.5ke51ca 43.60 48.50 53.60 1 70.1 21.7 1 x 1.5ke56a 1.5ke56ca 47.80 53.20 58.80 1 77.0 19.7 1 x 1.5ke62a 1.5ke62ca 53.00 58.90 65.10 1 85.0 17.9 1 x 1.5ke68a 1.5ke68ca 58.10 64.60 71.40 1 92.0 16.5 1 x 1.5ke75a 1.5ke75ca 64.10 71.30 78.80 1 103.0 14.8 1 x 1.5ke82a 1.5ke82ca 70.10 77.90 86.10 1 113.0 13.5 1 x 1.5ke91a 1.5ke91ca 77.80 86.50 95.50 1 125.0 12.2 1 x 1.5ke100a 1.5ke100ca 85.50 95.00 105.00 1 137.0 11.1 1 x 1.5ke110a 1.5ke110ca 94.00 105.00 116.00 1 152.0 10.0 1 x 1.5ke120a 1.5ke120ca 102.00 114.00 126.00 1 165.0 9.2 1 x 1.5ke130a 1.5ke130ca 111.00 124.00 137.00 1 179.0 8.5 1 x 1.5ke150a 1.5ke150ca 128.00 143.00 158.00 1 207.0 7.3 1 x 1.5ke160a 1.5ke160ca 136.00 152.00 168.00 1 219.0 6.9 1 x 1.5ke170a 1.5ke170ca 145.00 162.00 179.00 1 234.0 6.5 1 x 1.5ke180a 1.5ke180ca 154.00 171.00 189.00 1 246.0 6.2 1 x 1.5ke200a 1.5ke200ca 171.00 190.00 210.00 1 274.0 5.5 1 x 1.5ke220a 1.5ke220ca 185.00 209.00 231.00 1 328.0 4.6 1 x 1.5ke250a 1.5ke250ca 214.00 237.00 263.00 1 344.0 4.4 1 x 1.5ke300a 1.5ke300ca 256.00 285.00 315.00 1 414.0 3.7 1x 1.5ke350a 1.5ke350ca 300.00 332.00 368.00 1 482.0 3.2 1 x 1.5ke400a 1.5ke400ca 342.00 380.00 420.00 1 548.0 2.8 1 x 1.5ke440a 1.5ke440ca 376.00 418.00 462.00 1 602.0 2.5 1 x 1.5ke480a 1.5ke480ca 408.00 456.00 504.00 1 658.0 2.3 1 x 1.5ke510a 1.5ke510ca 434.00 485.00 535.00 1 698.0 2.1 1 x 1.5ke530a 1.5ke530ca 477.00 503.50 556.50 1 725.0 2.1 1 x 1.5ke540a 1.5ke540ca 486.00 513.00 567.00 1 740.0 2.0 1 x 1.5ke550a 1.5ke550ca 495.00 522.50 577.50 1 760.0 2.0 1 x 1.5ke600a 1.5ke600ca 512.00 570.00 630.00 1 828.0 1.8 1 for bidirectional type having v r of 10 volts and less, the i r limit is double. for parts without a, the v br is +10% and v c is 5% higher than with a parts.
revision: january 04, 2011, 16:47 ?2010 littelfuse, inc. speci?cations are subject to change without notice. transient voltage suppression diodes 89 axial leaded C 1500w > 1.5ke series 1.5ke series please refer to http://www.littelfuse.com/series/1.5ke.html for current information. ratings and characteristic curves (t a =25c unless otherwise noted) 0.1 1 10 100 1000 0.000001 0.00001 0.0001 0.001 p ppm -peak pulse power (kw) t d -pulse width (sec.) i ppm - peak pulse current, % i rsm 0 0 5 0 100 1 5 0 1.0 2.0 3.0 4.0 t r =10sec peak value i ppm i ppm 2 t j =2 5 c pulse width(td) is de?ned as the point where the peak current decays to 5 0% of i ppm 10/1000sec. waveform as de?ned by r.e.a t d t-time (ms) half value i ppm ( ) t a -ambient temperature (oc) peak pulse power (p pp ) or current (i pp ) derating in percentage % 0 25 50 75 100 125 150 175 200 100 75 50 25 0 1 10 100 1000 10000 100000 1.0 10.0 100.0 1000.0 cj (pf) tj=25c f=1.0mhz vsig=50mvp-p uni-directional v=0v bi-directional v=0v v br - reverse breakdown voltage (v) uni-directional @ v r bi-directional @ v r 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5 6 6.5 0 25 50 75 100 125 150 175 200 steady state power dissipation (w) t l - lead temperature(oc) l = 0.375 (9.5mm) lead lengths figure 1 - peak pulse power rating curve figure 2 - pulse derating curve figure 3 - pulse waveform figure 4 - typical junction capacitance figure 5 - steady state power derating curve 0 20 40 60 80 100 120 140 160 180 200 11 0100 number of cycles at 60 hz i fsm - peak forward surge current (a) figure 6 - maximum non-repetitive peak forward surge current uni-directional only
revision: january 04, 2011, 16:47 ?2010 littelfuse, inc. speci?cations are subject to change without notice. transient voltage suppression diodes 90 axial leaded C 1500w > 1.5ke series 1.5ke series please refer to http://www.littelfuse.com/series/1.5ke.html for current information. physical speci?cations weight 0.045oz., 1.2g case jedec do-201 molded plastic body over passivated junction. polarity color band denotes the cathode except bipolar. terminal matte tin axial leads, solderable per jesd22-b102d. dimensions dimensions inches millimeters min max min max a 1.000 - 25.40 - b 0.285 0.375 7.20 9.50 c 0.038 0.042 0.96 1.07 d 0.190 0.210 4.80 5.30 d a a c b do-201 environmental speci?cations temperature cycle jesd22-a104 pressure cooker jesd 22-a102 high temp. storage jesd22-a103 htrb jesd22-a108 thermal shock jesd22-a106 soldering parameters temperature (t ) time (t) t s(min) t s(max) t l t p t s preheat t l t p ramp-up critical zone t l to t p ramp-down t 25?c to peak 25?c re?ow condition - f b e o g s f f b t t f n c m z pre heat - temperature min (t s(min) ) 150c - temperature max (t s(max) ) 200c - time (min to max) (t s ) o t f d t average ramp up rate (liquidus temp (t l ) to peak 3c/second max t s(max) to t l - ramp-up rate 3c/second max re?ow - temperature (t l ) (liquidus) 217c - time (min to max) (t s ) o t f d p o e t peak temperature (t p ) 260 +0/-5 c time within 5c of actual peak temperature (t p ) o t f d p o e t ramp-down rate 6c/second max time 25c to peak temperature (t p ) 8 minutes max. do not exceed 280c flow/wave soldering (solder dipping) peak temperature : 265 o c dipping time : 10 seconds soldering : 1 time
revision: january 04, 2011, 16:47 ?2010 littelfuse, inc. speci?cations are subject to change without notice. transient voltage suppression diodes 91 axial leaded C 1500w > 1.5ke series 1.5ke series please refer to http://www.littelfuse.com/series/1.5ke.html for current information. part numbering system packaging part number component package quantity packaging option packaging speci?cation 1.5kexxxxx do-201 1200 tape & reel eia std rs-296e 1.5kexxxxx-b do-201 500 bulk littelfuse concord packing spec. dm-0016 voltage code (refer to the electrical characteristics table) type code: a uni-directional ( 5 % voltage t olerance) ca bi-directional option code: blank reel t ape -b bulk packaging series code 1. 5 ke xxx xx x part marking system f 1.5kexxx product type littelfuse logo cathode band
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