74 www.littelfuse.com ?2007 littelfuse speci?cations are subject to change without notice. transient voltage suppression diodes lce series axial leaded C 1500w agency agency file number e128662/e230531 lce series rohs 5 i f - $ & 4 f s j f t j t e f t j h o f e t q f d j g j d b m m z u p q s p u f d u t f o t j u j w f electronic equipment from voltage transients induced by lightning and other transient voltage events. description 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 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 in?nite heat sink at t l =75oc (fig. 5) p d 6.5 w operating junction and storage temperature range t j , t stg -55 to 175 c note: 1. non-repetitive current pulse , per fig. 3 and derated above t a = 25 o c per fig. 2. maximum ratings and thermal characteristics (t a =25 o c unless otherwise noted) agency approvals t 3 p ) 4 d p n q m j b o u t ( m b t t q b t t j w b u f e d i j q k v o d u j p o j o % 0 package t 8 q f b l q v m t f q p x f s 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 ) j h i u f n q f s b u v s f soldering guaranteed: 260c/40 seconds / w
n n
m f b e 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 plated t * e f b m g p s e b u b m j o f applications
www.littelfuse.com ?2007 littelfuse speci?cations are subject to change without notice. 75 transient voltage suppression diodes axial leaded C 1500w lce series electrical characteristics part number reverse stand off voltage v r (v) breakdown voltage v br (v) test current i t (ma) maximum reverse leakage i r @ v r (a) maximum clamping voltage at i pp v c (v) maximum peak pulse current (fig.3) i ppm (a) maximum junction capacitance @ 0 volts (pf) working inverse blocking voltage v wib (v) inverse blocking leakage current at i ib @ v wib (ma) peak inverse blocking voltage v pib (v) agency approval min max - $ & " 6.5 7.22 7.98 10 1000 11.2 100.0 100 75 1.0 100 x - $ & " 7.0 7.78 8.60 10 500 12.0 100.0 100 75 1.0 100 x - $ & " 7.5 8.33 9.21 10 250 12.9 100.0 100 75 1.0 100 x - $ & " 8.0 8.89 9.83 1 100 13.6 100.0 100 75 1.0 100 x - $ & " 8.5 9.44 10.40 1 50 14.4 100.0 100 75 1.0 100 x - $ & " 9.0 10.00 11.10 1 10 15.4 97.0 100 75 1.0 100 x - $ & " 10.0 11.10 12.30 1 5 17.0 88.0 100 75 1.0 100 x - $ & " 11.0 12.20 13.50 1 1 18.2 82.0 100 75 1.0 100 x - $ & " 12.0 13.30 14.70 1 1 19.9 75.0 100 75 1.0 100 x - $ & " 13.0 14.40 15.90 1 1 21.5 70.0 100 75 1.0 100 x - $ & " 14.0 15.60 17.20 1 1 23.2 65.0 100 75 1.0 100 x - $ & " 15.0 16.70 18.50 1 1 24.4 61.0 100 75 1.0 100 x - $ & " 16.0 17.80 19.70 1 1 26.0 57.0 100 75 1.0 100 x - $ & " 17.0 18.90 20.90 1 1 27.6 54.0 100 75 1.0 100 x - $ & " 18.0 20.00 22.10 1 1 29.2 51.0 100 75 1.0 100 x - $ & " 20.0 22.20 24.50 1 1 32.4 46.0 100 75 1.0 100 x - $ & " 22.0 24.40 26.90 1 1 35.5 42.0 100 75 1.0 100 x - $ & " 24.0 26.70 29.50 1 1 38.9 39.0 100 75 1.0 100 x - $ & " 26.0 28.90 31.90 1 1 42.1 36.0 100 75 1.0 100 x - $ & " 28.0 31.10 34.40 1 1 45.5 33.0 100 75 1.0 100 x - $ & " 30.0 33.30 36.80 1 1 48.4 31.0 100 75 1.0 100 - $ & " 33.0 36.70 40.60 1 1 53.3 28.1 100 75 1.0 100 - $ & " 36.0 40.00 44.20 1 1 58.1 25.8 100 75 1.0 100 - $ & " 40.0 44.40 49.10 1 1 64.5 23.3 100 75 1.0 100 - $ & " 43.0 47.80 52.80 1 1 69.4 21.6 100 75 1.0 100 - $ & " 45.0 50.00 55.30 1 1 72.7 20.6 100 75 1.0 100 - $ & " 48.0 53.30 58.90 1 1 77.4 19.4 100 75 1.0 100 - $ & " 51.0 56.70 62.70 1 1 82.4 18.2 100 75 1.0 100 - $ & " 54.0 60.00 66.30 1 1 87.1 17.2 100 100 1.0 125 - $ & " 58.0 64.40 71.20 1 1 93.6 16.0 100 100 1.0 125 - $ & " 60.0 66.70 73.70 1 1 96.8 15.5 100 100 1.0 125 - $ & " 64.0 71.10 78.60 1 1 103.0 14.6 100 100 1.0 125 - $ & " 70.0 77.80 86.00 1 1 113.0 13.3 100 125 1.0 150 - $ & " 75.0 83.30 92.10 1 1 121.0 12.4 100 125 1.0 150 - $ & " 85.0 94.40 104.00 1 1 129.0 11.6 100 125 1.0 150 - $ & " 90.0 100.00 111.00 1 1 146.0 10.3 100 125 1.0 150 note: for parts without a, the v br is 10%.
76 www.littelfuse.com ?2007 littelfuse speci?cations are subject to change without notice. transient voltage suppression diodes lce series axial leaded C 1500w 0.1 1 10 100 1000 0.000001 0.00001 0.0001 0.001 p ppm - peak pulse power (kw) t d -pluse width (sec.) ratings and characteristic curves (t a =25c unless otherwise noted) 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 ( ) 0 25 50 75 100 0 25 50 75 100 125 150 175 percentage of rated power (%) t l -lead temperature (oc) average power peak power (single pulse) application note: device must be used with two units in parrellel, opposite in polarity as shown on circuit for ac signal lin protection. low capacitance tvc + + figure 1 - peak pulse power rating figure 2 - power derating curve figure 3 - pulse waveform figure 4 - ac line protection application 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) figure 5 - steady state power derating curve
www.littelfuse.com ?2007 littelfuse speci?cations are subject to change without notice. 77 transient voltage suppression diodes axial leaded C 1500w lce series physical speci?cations weight 0.045oz., 1.2g case + & % & $ % 0 n p m e f e q m b t u j d c p e z p w f s q b t t j w b u f e k v o d u j p o polarity color band denotes the cathode except bipolar. terminal matte tin axial leads, solderable per + & 4 % # % 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 c b a a d do-201 environmental speci?cations temperature cycle + & 4 % " pressure cooker + & 4 % " high temp. storage + & 4 % " htrb + & 4 % " thermal shock + & 4 % " 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
78 www.littelfuse.com ?2007 littelfuse speci?cations are subject to change without notice. transient voltage suppression diodes lce series axial leaded C 1500w part numbering system packaging part number component package quantity packaging option packaging speci?cation - $ & xxxxx do-201 1200 tape & reel & * " 4 5 % 3 4 & - $ & xxxxxb do-201 500 box littelfuse concord packing spec. dm-0016 stand off voltage 5 % voltage tolerance series lce xxx a option: suf?x b is for bulk packing. part marking system f xxx product type littelfuse logo cathode band schematic
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