page 1 formosa ms http://www.formosams.com/ tel:886-2-22696661 fax:886-2-22696141 1 2 2 2 2 2 3 4 4 4 5 6 6 7 list list................................................................................................. package outline............................................................................... features.......................................................................................... maximum ratings ............................................................................. electrical characteristics................................................................... rating and characteristic curves........................................................ pinning information........................................................................... marking........................................................................................... suggested solder pad layout............................................................. packing information.......................................................................... reel packing.................................................................................... suggested thermal profiles for soldering processes............................. high reliability test capabilities........................................................... mechanical data............................................................................... smd transient voltage suppressor for esd protection N032AT23 thru n362at23 document id issued date revised date revision page. ds-221825 2009/08/10 2012/01/10 c 7
package outline page 2 http://www.formosams.com/ tel:886-2-22696661 fax:886-2-22696141 surface mount tvs for esd protection diode - 3.3v - 36v maximum ratings (at t =25 c unless otherwise noted) a o lead-free parts meet environmental standards of mil-std-19500 /228 features suffix "-h" indicates halogen-free part, ex.N032AT23-h ? ? ? ? ? ? ? ? ? iec61000-4-2 esd 15kv air, 8kv contact compliance protects one bidirectional line or two unidirectional lines working voltage : 3.0v, 5.0v, 12v, 24v and 36v low leakage current low operating and clamping voltages sold-state silicon avalanche technology peak power dissipation of 400w under 8/20us waveform formosa ms electrical characteristics (at t =25 c unless otherwise noted) a o part no. n122at23 1.0 12.0 150 13.3 1.0 v (v) max. rwm i(ua) @v max. r rwm v (v)@i min. br t i (ma) t c(pf) j 0vdc,f=1mhz between i/o pins and gnd max. 19.0 n362at23 1.0 36.0 80 40.0 1.0 50.0 N032AT23 1.0 3.3 450 4.0 20 7.5 n052at23 1.0 5.0 350 6.0 5.0 9.8 n242at23 1.0 24.0 88 26.7 1.0 43.0 mechanical data epoxy:ul94-v0 rated flame retardant case : terminals : solder plated, solderable per mil-std-750, method 2026 mounting position : any ? ? ? ? ? molded plastic, sot-23 weight : approximated 0.008 gram N032AT23 thru n362at23 document id issued date revised date revision page. parameter condition symbol p pp value unit w esd voltage operating junction temperature range t j -55~+150 o c peak pulse power tp = 8/20 us waveform storage temperature range t stg -55~+150 o c hbm contact air contact kv 8 15 400 v esd v (v) tp=8/20us i max. c pp @ =1.0a i (a) pp v (v) @ i max. c pp tp=8/20us 15.0 5.0 25.0 20.0 10.0 24.0 75.0 10.0 12.0 47.0 dimensions in inches and (millimeters) sot-23 0.035 (0.89) 0.051 (1.30) 0.063 (1.60) 0.047 (1.20) 0.108 (2.75) 0.083 (2.10) 0.027 (0.67) 0.013 (0.32) (a) (b) (c) 0.120 (3.04) 0.110 (2.80) .084(2.10) .068(1.70) 0.045 (1.15) 0.034 (0.85) 0.020 (0.50) 0.012 (0.30) 0.007 (0.18) 0.003 (0.09) 250 240 p (w) tp=8/20 us pk max. 360 470 375 smd transient voltage suppressor for esd protection ds-221825 2009/08/10 2012/01/10 c 7
page 3 http://www.formosams.com/ tel:886-2-22696661 fax:886-2-22696141 formosa ms t, time (us) fig.1 pulse waveform rating and characteristic curves (N032AT23 thru n362at23) 0 25 50 75 100 125 150 0 10 20 30 40 50 60 70 80 90 100 110 fig.2 power derating curve t , ambient temperature ( c) a o document id issued date revised date revision page. 100 30 0 020 40 60 peak value i @8us rsm half value = i rsm 2 t p % of peak pulse current t r pulse width(t )is defined as that point where the peak current decay = 8us p @20us 80 10 20 40 50 60 80 90 70 peak power dissipation(%) peak pulse power - ppp (kw) pulse duration - tp (us) fig.3 non-repetitive peak pulse power vs. pulse time fig.4 forward characteristics forward voltage (v) peak pulse current(a) smd transient voltage suppressor for esd protection ds-221825 2009/08/10 2012/01/10 c 7
page 4 http://www.formosams.com/ tel:886-2-22696661 fax:886-2-22696141 formosa ms suggested solder pad layout sot-23 dimensions in inches and (millimeters) 0.035(0.90) 0.031(0.80) 0.079(2.0) 0.037(0.95) 0.037(0.95) pinning information type number marking code symbol a c b b 03c b 05c b 12c b 24c b 36c N032AT23 n052at23 n122at23 n242at23 n362at23 N032AT23 thru n362at23 document id issued date revised date revision page. applications ? ? ? ? ? ? ? cell phone handsets and accessories personal digital assistants (pda?s) notebooks, desktops, and servers portable instrumentation set top box(stb) rs-232, rs-422,rs-423 protection wireless bus protection smd transient voltage suppressor for esd protection ds-221825 2009/08/10 2012/01/10 c 7
page 5 http://www.formosams.com/ tel:886-2-22696661 fax:886-2-22696141 formosa ms packing information item tolerance sot-23 carrier width carrier length carrier depth sprocket hole 13" reel outside diameter 7" reel outside diameter 13" reel inner diameter 7" reel inner diameter feed hole diameter sprocket hole position punch hole position punch hole pitch sprocket hole pitch embossment center reel width overall tape thickness tape width p 0 p 1 e b c d f t w p a d d d 1 d 1 d 2 w 1 symbol 0.1 0.1 0.1 min min 0.5 0.1 0.3 1.0 0.1 0.1 0.1 0.1 0.1 0.1 2.0 2.0 unit:mm 1.50 - 178.00 - 62.00 13.00 1.75 3.50 4.00 4.00 2.00 0.23 8.00 11.40 note:devices are packed in accor dance with eia standar rs-481-a and specifications listed above. 3.15 2.77 1.22 p 0 p 1 e b d f w p a d d 1 d 2 w 1 c t N032AT23 thru n362at23 document id issued date revised date revision page. smd transient voltage suppressor for esd protection ds-221825 2009/08/10 2012/01/10 c 7
page6 http://www.formosams.com/ tel:886-2-22696661 fax:886-2-22696141 formosa ms N032AT23 thru n362at23 document id issued date revised date revision page. reel packing sot-23 3000 4.0 30,000 183*183*123 178 383*262*387 240,000 11.6 package reel size reel component spacing box inner box reel dia, carton size carton approx. gross weight (kg) (pcs) (m/m) (m/m) (m/m) (pcs) (m/m) (pcs) 7" profile feature soldering condition average ramp-up rate(t to t ) <3 /sec preheat -temperature min(tsmin) 150 -temperature max(tsmax) 200 -time(min to max)(t ) 60~120sec tsmax to t -ramp-uprate <3 /sec time maintained above: -temperature(t ) 217 -time(t ) 60~260sec peak temperature(t ) 255 0/ 5 time within 5 of actual peak temperature(t ) ramp-down rate <6 /sec time 25 to peak temperature <6minutes lp s l l l p p o o o o o oo o o o c c c c c c- + c c c c 10~30sec 3.reflow soldering 1.storage environment: temperature=5 ~40 humidity=55%25% 2.reflow soldering of surface-mount devices oo cc suggested thermal profiles for soldering processes critical zone tl to tp critical zone tl to tp tl tsmax tsmin ramp-up tp ts preheat t25 c to peak o time 25 tl tp ramp-down temperature smd transient voltage suppressor for esd protection ds-221825 2009/08/10 2012/01/10 c 7
page 7 http://www.formosams.com/ tel:886-2-22696661 fax:886-2-22696141 formosa ms document id issued date revised date revision page. N032AT23 thru n362at23 smd transient voltage suppressor for esd protection ds-221825 2009/08/10 2012/01/10 c 7 1. solder resistance 2. solderability 3. high temperature reverse bias 4. pressure cooker 5. temperature cycling 6. humidity 7. high temperature storage life at 260 5 for 10 2sec. immerse body into solder 1/16" 1/32" at 245 5 for 5 sec. v rate at t =150 for 168 hrs. 15p at t =121 for 4 hrs. -55 to +125 dwelled for 30 min. and transferred for 5min. total 10 cycles. at t =85 , rh=85% for 1000hrs. at 175 for 1000 hrs. c c c c cc c c o o o o oo o o rwm j sig a a =80% mil-std-750d method-2031 mil-std-202f method-208 mil-std-750d method-1038 jesd22-a102 mil-std-750d method-1051 mil-std-750d method-1021 mil-std-750d method-1031 item test conditions reference high reliability test capabilities
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