surface mount transient voltage suppressors (tvs) revision october 18, 2013 1 / 6 @ un semiconductor co., ltd. 2013 specifications are subject to change without notice. please refer to www.unsemi.com.tw for current information. p4sma series 6.8 to 600 v 400w un semiconductor co., ltd. www.unsemi.com.tw the p4sma 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 for surface mounted applications in order to optimize board space u low leakage u uni and bidirectional unit u glass passivated junction u low inductance u excellent clamping capability u 400w 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 5 a above 12v. 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 400 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) 1.0 watt peak forward surge current, 8.3ms single half sine wave (note 3) i fsm 40 amps maximum instantaneous forward voltage at 25a for unidirectional only (note 4) v f 3.5/5.0 voltage 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. functional diagram applications maximum ratings (t a =25 unless otherwise noted) description features bi-directional uni-direction cathode anode
surface mount transient voltage suppressors (tvs) revision october 18, 2013 2 / 6 @ un semiconductor co., ltd. 2013 specifications are subject to change without notice. please refer to www.unsemi.com.tw for current information. p4sma series 6.8 to 600 v 400w un semiconductor co., ltd. www.unsemi.com.tw part number marking breakdown voltage v br (v) @i t uni bi uni bi reverse stand-off voltage v rwm (v) min max 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 ) p4sma6.8a p4sma6.8ca 6v8a 6v8c 5.8 6.46 7.14 10 10.5 38.10 1000 p4sma7.5a p4sma7.5ca 7v5a 7v5c 6.4 7.13 7.88 10 11.3 35.40 500 p4sma8.2a p4sma8.2ca 8v2a 8v2c 7.0 7.79 8.61 10 12.1 33.06 200 p4sma9.1a p4sma9.1ca 9v1a 9v1c 7.8 8.65 9.56 1 1 13.4 29.85 50 p4sma10a p4sma10ca 10a 10c 8.6 9.50 10.50 1 14.5 27.59 10 p4sma11a p4sma11ca 11a 11c 9.4 10.45 11.55 1 15.6 25.64 5 p4sma12a p4sma12ca 12a 12c 10.2 11.40 12.60 1 1 16.7 23.95 5 p4sma13a p4sma13ca 13a 13c 11.1 12.35 13.65 1 18.2 21.98 5 p4sma15a p4sma15ca 15a 15c 12.8 14.25 15.75 1 1 21.2 18.87 5 p4sma16a p4sma16ca 16a 16c 13.6 15.20 16.80 1 22.5 17.78 5 p4sma18a p4sma18ca 18a 18c 15.3 17.10 18.90 1 1 25.2 15.87 5 p4sma20a p4sma20ca 20a 20c 17.1 19.00 21.00 1 27.7 14.44 5 p4sma22a p4sma22ca 22a 22c 18.8 20.90 23.10 1 1 30.6 13.07 5 p4sma24a p4sma24ca 24a 24c 20.5 22.80 25.20 1 33.2 12.05 5 p4sma27a p4sma27ca 27a 27c 23.1 25.65 28.35 1 1 37.5 10.67 5 p4sma30a p4sma30ca 30a 30c 25.6 28.50 31.50 1 41.4 9.66 5 p4sma33a p4sma33ca 33a 33c 28.2 31.35 34.65 1 1 45.7 8.75 5 p4sma36a p4sma36ca 36a 36c 30.8 34.20 37.80 1 49.9 8.02 5 p4sma39a p4sma39ca 39a 39c 33.3 37.05 40.95 1 1 53.9 7.42 5 p4sma43a p4sma43ca 43a 43c 36.8 40.85 45.15 1 59.3 6.75 5 p4sma47a p4sma47ca 47a 47c 40.2 44.65 49.35 1 1 64.8 6.17 5 p4sma51a p4sma51ca 51a 51c 43.6 48.45 53.55 1 70.1 5.71 5 p4sma56a p4sma56ca 56a 56c 47.8 53.20 58.80 1 1 77.0 5.19 5 p4sma62a p4sma62ca 62a 62c 53.0 58.90 65.10 1 85.0 4.71 5 p4sma68a p4sma68ca 68a 68c 58.1 64.60 71.40 1 1 92.0 4.35 5 p4sma75a p4sma75ca 75a 75c 64.1 71.25 78.75 1 103.0 3.88 5 p4sma82a p4sma82ca 82a 82c 70.1 77.90 86.10 1 1 113.0 3.54 5 p4sma91a p4sma91ca 91a 91c 77.8 86.45 95.55 1 125.0 3.20 5 p4sma100a p4sma100ca 100a 100c 85.5 95.00 105.00 1 1 137.0 2.92 5 p4sma110a p4sma110ca 110a 110c 94.0 104.50 115.50 1 152.0 2.63 5 p4sma120a p4sma120ca 120a 120c 102.0 114.00 126.00 1 1 165.0 2.42 5 p4sma130a p4sma130ca 130a 130c 111.0 123.50 136.50 1 179.0 2.23 5 p4sma150a p4sma150ca 150a 150c 128.0 142.50 157.50 1 1 207.0 1.93 5 p4sma160a p4sma160ca 160a 160c 136.0 152.00 168.00 1 219.0 1.83 5 p4sma170a p4sma170ca 170a 170c 145.0 161.50 178.50 1 1 234.0 1.71 5 p4sma180a p4sma180ca 180a 180c 154.0 171.00 189.00 1 246.0 1.63 5 p4sma200a p4sma200ca 200a 200c 171.0 190.00 210.00 1 1 274.0 1.46 5 p4sma220a p4sma220ca 220a 220c 185.0 209.00 231.00 1 328.0 1.22 5 p4sma250a p4sma250ca 250a 250c 214.0 237.50 262.50 1 1 344.0 1.16 5 p4sma300a p4sma300ca 300a 300c 256.0 285.00 315.00 1 414.0 0.97 5 p4sma350a p4sma350ca 350a 350c 299.3 332.50 367.50 1 1 482.0 0.83 5 p4sma380a p4sma380ca 380a 380c 324.9 361.00 399.00 1 524.4 0.76 5 p4sma400a p4sma400ca 400a 400c 342.0 380.00 420.00 1 1 552.0 0.72 5 p4sma440a p4sma440ca 440a 440c 376.2 418.00 462.00 1 607.2 0.66 5 p4sma500a p4sma500ca 500a 500c 427.5 475.00 525.00 1 1 690.0 0.58 5 p4sma520a p4sma520ca 520a 520c 444.6 494.00 546.00 1 717.6 0.56 5 p4sma550a p4sma550ca 550a 550c 470.3 522.50 577.50 1 1 759.0 0.53 5 P4SMA600A p4sma600ca 600a 600c 513.0 570.00 630.00 1 828.0 0.48 5 note: 1. suffix 'a ' denotes 5% tolerance device. without 'a' denotes 10% tolerance device 2. add suffix 'c 'or ' ca ' after part number to specify bi-directional devices 3. for bi-directional devices having v r of 10 volts and under, the i r limit is double electrical characteristics (t a =25 unless otherwise noted)
surface mount transient voltage suppressors (tvs) revision october 18, 2013 3 / 6 @ un semiconductor co., ltd. 2013 specifications are subject to change without notice. please refer to www.unsemi.com.tw for current information. p4sma series 6.8 to 600 v 400w 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 ratings and characteristic curves ( t a =25 c unless otherwise noted ) figure 4 - typic a l junction c a p a cit a nce 0 25 50 75 100 125 150 175 100 80 60 40 20 0 t a -ambient temperature( c) peak pulse power (p pp ) or current ( i pp ) derating in percentage % 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) 1.0 0 25 50 75 100 125 150 175 200 0.8 0.6 0.4 0.2 0.0 t l - lead temperature( c) p m(av) , steady state power dissipation (w ) 1 0 0 t d - pulse width ( s ) p ppm - peak pulse power (kw) 0.1 1 0.1 1 10 100 1000 10000 10 number of cycles at 60hz i fsm - peak forward surge current (a) 1 10 100 30 20 10 0 40 50 t j =t j max. 8.3 ms single half sine - wave 1.0 10.0 100.0 1000.0 10000 1000 100 1 v br -reverse breakdown voltage (v) cj (pf) 10 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
surface mount transient voltage suppressors (tvs) revision october 18, 2013 4 / 6 @ un semiconductor co., ltd. 2013 specifications are subject to change without notice. please refer to www.unsemi.com.tw for current information. p4sma series 6.8 to 600 v 400w un semiconductor co., ltd. www.unsemi.com.tw temperature cycle jesd22-a104 weight 0.002 ounce, 0.061 gram pressure cooker jesd22-a102 case jedec do-214ac 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 specificat ions environmental specifications soldering parameters
surface mount transient voltage suppressors (tvs) revision october 18, 2013 5 / 6 @ un semiconductor co., ltd. 2013 specifications are subject to change without notice. please refer to www.unsemi.com.tw for current information. p4sma series 6.8 to 600 v 400w un semiconductor co., ltd. www.unsemi.com.tw inches millimeters dimensions min max min max a 0.049 0.064 1.230 1.630 b 0.162 0.179 4.10 4.550 c 0.099 0.109 2.510 2.760 d 0.077 0.089 1.960 2.260 e 0.030 0.060 0.750 1.510 f - 0.008 - 0.203 g 0.192 0.206 4.87 5.220 h 0.006 0.012 0.152 0.305 i 0.070 - 1.800 - j 0.082 - 2.100 - k - 0.090 - 2.300 l 0.082 - 2.100 - p4sma ca 5% v br voltage tolerance bi-directional v r voltage series dimensions part numbering do -214ac (sma) cathode band
surface mount transient voltage suppressors (tvs) revision october 18, 2013 6 / 6 @ un semiconductor co., ltd. 2013 specifications are subject to change without notice. please refer to www.unsemi.com.tw for current information. p4sma series 6.8 to 600 v 400w un semiconductor co., ltd. www.unsemi.com.tw part number component package quantity packaging option packaging specification p4smaxxxxx do-214ac 1000 tape & reel -12mm/7 tape eia std rs-481 packaging tape and reel s pecifications direction of feed 0.49 (12.4) 0.512(13.0) arbor hole diameter 7.0 (177.8) dimensions are in inches (and millimeters) 0. 36 (9.2) 0. 157 (4.0) 0.059 (1.5) diameter 0. 157 (4.0) cover tape 0. 472 (12.0)
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