axial lead transient voltage suppressors (tvs) revision october 18, 2013 1 / 5 @ un semiconductor co., ltd. 2013 specifications are subject to change without notice. please refer to www.unsemi.com.tw for current information. 20kp series 20 to 300 v 20000w un semiconductor co., ltd. www.unsemi.com.tw the 20kp series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. uni-directional bi-directional u glass passivated chip junction in p600 package u low leakage u uni and bidirectional unit u excellent clamping capability u 20000w peak power capability at 10 1000 s waveform repetition rate (duty cycle):0.01% u fast response time: typically less than 1.0ps from 0 volts to v br min u typical i r less than 2 a above 50v. u high temperature soldering: 260 c/40 seconds at terminals u typical maximum temperature coefficient v br = 0.1% v br @25 c t u plastic package has underwriters laboratory flammability 94v-0 u matte tin lead C free plated u halogen free and rohs compliant u typical failure mode is short from over-specified voltage or current u whisker test is conducted based on jedec jesd201a per its table 4a and 4c u iec-61000-4-2 esd 15kv(air), 8kv (contact) u esd protection of data lines in accordance with iec 61000-4-2 (iec801-2) u eft protection of data lines in accordance with iec 61000-4-4 (iec801-4) 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. parameter symbol value unit peak pulse power dissipation with a 10/1000 s waveform (fig.1)(note 1), (note 2) p ppm 15000 watts peak pulse current with a 10/1000 s waveform.(note1,fig.3) i pp see next table amps power dissipation on infinite heat sink at t l =75 c p m(av) 8.0 watt peak forward surge current, 8.3ms single half sine wave (note 3) i fsm 500 amps operating junction and storage temperature range. t j , t stg -55 to +150 c notes: 1. non-repetitive current pulse, per fig. 3 and derated above t a = 25 c per fig. 2. 2. mounted on 5.0mm x 5.0mm (0.03mm thick) copper pads to each terminal. 3. 8.3ms single half sine-wave, or equivalent square wave, duty cycle = 4 pulses per minutes maximum. 4. v f < 3.5v for v br < 200v and v f < 6.5v for v br > 201v. maximum ratings (t a =25 unless otherwise noted) applications functional diagram description features bi-directional uni-direction cathode anode
axial lead transient voltage suppressors (tvs) revision october 18, 2013 2 / 5 @ un semiconductor co., ltd. 2013 specifications are subject to change without notice. please refer to www.unsemi.com.tw for current information. 20kp series 20 to 300 v 20000w un semiconductor co., ltd. www.unsemi.com.tw part number breakdown voltage v br (v) @i t uni bi reverse stand-off voltage v rwm (v) min test current i t (ma) maximum clamping voltage v c @i pp (v) maximum peak pulse current i pp (a) maximum reverse leakage i r @v rwm ( a) 20kp20a 20kp20ca 20 22.34 50 36.8 548.9 5000 20kp24a 20kp24ca 24 26.81 50 41.2 490.3 5000 20kp26a 20kp26ca 26 29.04 50 22.7 451.9 2000 20kp28a 20kp28ca 28 31.28 50 48.0 420.8 1000 20kp30a 20kp30ca 30 33.51 5 51.5 392.2 250 20kp32a 20kp32ca 32 35.74 5 54.3 372.0 150 20kp34a 20kp34ca 34 38.00 5 57.5 351.3 50 20kp36a 20kp36ca 36 40.20 5 61.5 328.5 20 20kp40a 20kp40ca 40 44.70 5 67.8 297.9 15 20kp44a 20kp44ca 44 49.10 5 72.7 277.9 2 20kp48a 20kp48ca 48 53.60 5 79.4 254.4 2 20kp52a 20kp52ca 52 58.10 5 85.8 235.4 2 20kp56a 20kp56ca 56 62.60 5 92.6 218.1 2 20kp60a 20kp60ca 60 67.00 5 97.6 207.0 2 20kp64a 20kp64ca 64 71.50 5 104.0 194.2 2 20kp68a 20kp68ca 68 76.00 5 110.0 183.6 2 20kp72a 20kp72ca 72 80.40 5 116.0 174.1 2 20kp80a 20kp80a 80 89.40 5 130.0 155.4 2 20kp88a 20kp88ca 88 98.30 5 142.0 142.3 2 20kp96a 20kp96ca 96 107.20 5 155.0 130.3 2 20kp104a 20kp104ca 104 116.20 5 168.0 120.2 2 20kp112a 20kp112ca 112 125.10 5 182.0 111.0 2 20kp120a 20kp120ca 120 134.00 5 194.0 104.1 2 20kp132a 20kp132ca 132 147.40 5 213.0 94.8 2 20kp144a 20kp144ca 144 160.80 5 232.0 87.1 2 20kp160a 20kp160ca 160 178.70 5 258.0 78.3 2 20kp172a 20kp172ca 172 192.10 5 277.0 72.9 2 20kp180a 20kp180ca 180 201.10 5 291.0 69.4 2 20kp192a 20kp192ca 192 214.50 5 309.0 65.4 2 20kp204a 20kp204ca 204 227.90 5 329.0 61.4 2 20kp216a 20kp216ca 216 241.30 5 348.0 58.0 2 20KP232A 20kp232ca 232 159.10 5 374.0 54.0 2 20kp240a 20kp240ca 240 268.10 5 387.0 52.2 2 20kp256a 20kp256ca 256 286.00 5 412.0 49.0 2 20kp280a 20kp280ca 280 312.80 5 451.0 44.8 2 20kp300a 20kp300ca 300 335.10 5 483.0 41.8 2 note: 1. for bi-directional devices having v r of 40 volts and under, the i r limit is double
axial lead transient voltage suppressors (tvs) revision october 18, 2013 3 / 5 @ un semiconductor co., ltd. 2013 specifications are subject to change without notice. please refer to www.unsemi.com.tw for current information. 20kp series 20 to 300 v 20000w un semiconductor co., ltd. www.unsemi.com.tw figure 1 - pe a k pulse power r a ting curve figure 3 - pulse w a veform rati ngs and characteristic curves ( t a =25 c unless otherwise noted ) figure 4 - typic a l junction c a p a cit a nce figure 5 - steady state power derating curve figure 2 - pulse der a ting curve figure 6 - maximum non - repetitive surge current 150 100 50 0 i ppm - peak pulse cur rent, % i rsm t r =10 sec peak value ippm half value i ppm (i ppm /2) t c 10/1000 sec. waveform as de ? ned by r.e.a 0 1.0 2.0 3.0 4.0 t j =25 c pulse width(td) is de ? ned as the point where the peak current decays to 50% of i ppm t - time (ms) t d - pulse width ( s ) p ppm - peak pulse power (kw) 10 00 0.1 10 0.1 10 100 1000 10 0 5.0 0 25 50 75 100 125 150 175 200 4.0 3.0 2.0 1.0 0.0 t l - lead temperature( c) p m(av) , steady state power dissipation (w ) 6.0 7.0 8.0 0 25 50 75 100 125 150 175 200 100 80 60 40 20 0 t a -ambient temperature( c) peak pulse power (p pp ) or current ( i pp ) derating in percentage % number of cycles at 60hz i fsm - peak forward surge current (a) 1 10 100 350 300 250 200 500 450 400 t j =t j max. 8.3 ms single half sine - wave 1000000 0 50 100 150 200 250 300 350 100 1 v br -reverse breakdown voltage (v) c j C junction capacitance (pf) 10000 tj=25 c f=1.0mhz vsig=50mvp-p bi - directional @zero bins un i - directional @zero bins un i - directional @v rwm b i - directional @v rwm
axial lead transient voltage suppressors (tvs) revision october 18, 2013 4 / 5 @ un semiconductor co., ltd. 2013 specifications are subject to change without notice. please refer to www.unsemi.com.tw for current information. 20kp series 20 to 300 v 20000w un semiconductor co., ltd. www.unsemi.com.tw temperature cycle jesd22-a104 weight 0.07 ounce, 2.1gram pressure cooker jesd22-a102 case jedec r-6/p600 molded plastic over glass passivated junction high temp. storage jesd22-a103 polarity color band denotes cathode except bipolar htrb jesd22-a108 terminal matte tin-plated leads, solderable per jesd22-b102d thermal shock jesd22-a106 reflow condition lead C free assembly -temperature min (t s(min) ) 150 c -temperature max (t s(max) ) 200 c pre heat - time (min to max) (t s ) 60 -180 seconds average ramp up rate ( liquidus temp t l ) to peak 3 c/second max t s(max) to tl - ramp-up rate 3 c/second max - temperature (t l ) (liquidus) 217 c reflow - time (min to max) (t s ) 60 -150 seconds peak temperature (t p ) 260 +0/-5 c time within 5 c of actual peak temperature (t p ) 20 -40 seconds ramp-down rate 6 c/second max time 25 c to peak temperature (t p ) 8 minutes max do not exceed 280 c ramp-down preheat critical zone t l to t p time to peak temperature (t 25 to peak) t p t l t s(max) t s(min) 25 temperature ramp-up time i - v curve characteristics physical specifications environmental specifications soldering parameters
axial lead transient voltage suppressors (tvs) revision october 18, 2013 5 / 5 @ un semiconductor co., ltd. 2013 specifications are subject to change without notice. please refer to www.unsemi.com.tw for current information. 20kp series 20 to 300 v 20000w un semiconductor co., ltd. www.unsemi.com.tw inches millimeters dimensions min max min max a 1.000 - 25.40 - b 0.340 0.360 8.64 9.14 c 0.048 0.052 1.22 1.32 d 0.340 0.360 8.64 9.14 part number component package quantity packaging option 20kpxxxxx r6/p600 200 box 20kp ca 5% v br voltage tolerance bi-directional v r voltage series dimensions packaging packaging dimensions unit: inches (millime ters) part numbering r6/p600 cathode band 2.56 (65.00) 0.40 0.020 (10.16 0.508) 0.25 (6.35)
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