rectifier specialists features * glass passivated junction * 200 watts peak pulse power capability on 10/1000 ms waveform * excellent clamping capability * low inductance * fast response time mechanical data * case: molded plastic * epoxy: ul 94v-0 rate flame retardant * lead: mil-std-202e, method 208 guaranteed * polarity: color band denotes positive end (cathode) except bidirectional types * mounting position: any * weight: 0. 0 17 gram smf5.0a thru smf200a technical specifications of transient voltage suppressor voltage range - 5.0 to 220volts peak pulae power - 200 watts dimensions in inches and (millimeters) peak pulse power dissipation on 10/1000 ms waveform(note1,fig.1) steady state power dissipation at ta = 25 oclead lengths .375"(9.5mm) (note 2) peak forward surge current, 8.3ms single half sine-wave superimposed on rated load(jedec method) (note 3) operating and storage temperature range symbol pppm p m(av) ifsm tj , tstg value 200 1.0 20 -55 to + 1 50 units watts watts oc amps notes : 1. non-repetitive current pulse, per fig.3 and derated above ta = 25 o c per fig. 2. 2. mounted on copper leaf area of 0.2 x 0.2"( 5.0 x 5.0mm ) per fig. 5 3. 8.3ms single half sine-wave or equivalent square wave, duty cycle = 4 pulses per minute maximum. devices for bipolar applications for bidirectional use c or ca suffix (e.g. s mf5.0c, smf220ca). electrical characteristics apply in both directions dc components co., ltd. r sod-123fl .047(1.2).031(0.8) .154(3.9).138(3.5) .114(2.9) .098(2.5) .043(1.1).020(0.5) .039(1.0).024(0.6) .008(0.2).004(0.1) .075(1.9).063(1.6) maximum ratings and electrical characteristics o ratings at 25 c ambient temperature unless otherwise specified. single phase, half wave, 60hz, resistive or inductive load. for capacitive load, derate current by 20%. www.dccomponents.com 1 rev-1, dec,2015
r dc components co., ltd. rating and characteristic curves (sm f 5.0a thru smf220ca) peak pulse power (ppp) or current (ipp ) derating in percentage, % 0 ta , ambient temperature, (oc) fig. 2 pulse derating curve 0 25 50 75 100 25 50 75 100 125 150 175 200 fig. 3 pulse waveform ippm , peak pulse current, % tr = 10 msec. pulse width (td) is definedas the point where the peak current decays to 50% of i ppm peak value i ppm half value - ippm 210/1000 m sec. waveform as defined by r.e.a. td 0 0 50 100 150 1.0 2.0 3.0 4.0 t, time, ms 10 100 500 1000 measured at zero bias cj , capacitance, pf fig. 4 typical junction capacitance f = 1.0 mhzvsig = 50mvp-p t j = 25oc measured at stand off voltage, v wm 1.0 10 100 200 v(br) , breakdown voltage, volts 5 10 15 20 25 30 fig. 5 maximum non-repetitive forward surge current unidirectional ifsm , peak forward surge current amperes 8.3ms single half sine-wave (jedec method) number of cycles at 60 hz 1 10 100 0 fig. 1 peak pulse power rating curve 0.1 1.0 10 100 0.1ms 1.0ms 10ms 100ms 1.0ms 10ms ppm, peak pulse power, kw t p, pulse width, sec non-repetitive pulse waveform shown in fig.3t a = 25oc www.dccomponents.com 2 rev-1,dec,2015
smf5.0a 5.0 6.40 7.00 10 400 800 9.2 21.74 smf6.0a 6.0 6.67 7.37 10 400 800 10.2 19.42 smf6.5a 6.5 7.22 7.98 10 250 500 11.2 17.86 smf7.0a 7.0 7.78 8.60 10 100 200 12.0 16.67 smf7.5a 7.5 8.33 9.21 1 50 100 12.9 15.50 smf8.0a 8.0 8.89 9.83 1 25 50 13.6 14.71 smf8.5a 8.5 9.44 10.4 1 10 20 14.4 13.89 smf9.0a 9.0 10.0 11.1 1 5 10 15.4 12.99 smf10a 10 11.1 12.3 1 2.5 17.0 11.76 smf11a 11 12.2 13.5 1 2.5 18.2 10.99 smf12a 12 13.3 14.7 1 1 19.9 10.05 smf13a 13 14.4 15.9 1 1 21.5 9.30 smf14a 14 15.6 17.2 1 1 23.2 8.62 smf15a 15 16.7 18.5 1 1 24.4 8.20 smf16a 16 17.8 19.7 1 1 26.0 7.69 smf17a 17 18.9 20.9 1 1 27.6 7.25 smf18a 18 20.0 22.1 1 1 29.2 6.85 smf19a 19 21.1 23.3 1 1 30.6 6.54 smf20a 20 22.2 24.5 1 1 32.4 6.17 smf22a 22 24.4 26.9 1 1 35.5 5.63 smf24a 24 26.7 29.5 1 1 38.9 5.14 smf26a 26 28.9 31.9 1 1 42.1 4.75 smf28a 28 31.1 34.4 1 1 45.4 4.41 smf30a 30 33.3 36.8 1 1 48.4 4.13 smf33a 33 36.7 40.6 1 1 53.3 3.75 smf36a 36 40.0 44.2 1 1 58.1 3.44 smf40a 40 44.4 49.1 1 1 64.5 3.10 smf43a 43 47.8 52.8 1 1 69.4 2.88 smf45a 45 50.0 55.3 1 1 72.7 2.75 smf48a 48 53.3 58.9 1 1 77.4 2.58 smf51a 51 56.7 62.7 1 1 82.4 2.43 smf54a 54 60.0 66.3 1 1 87.1 2.30 smf58a 58 64.4 71.2 1 1 93.6 2.14 smf60a 60 66.7 73.7 1 1 96.8 2.07 smf64a 64 71.1 78.6 1 1 103 1.94 smf70a 70 77.8 86.0 1 1 113 1.77 smf75a 75 83.3 92.1 1 1 121 1.65 smf78a 78 86.7 95.8 1 1 126 1.59 smf80a 80 88.8 97.6 1 1 129 1.55 smf85a 85 94.4 104 1 1 137 1.46 smf90a 90 100 111 1 1 146 1.37 smf100a 100 111 123 1 1 162 1.23 smf110a 110 122 135 1 1 177 1.13 smf120a 120 133 147 1 1 193 1.04 smf130a 130 144 159 1 1 209 0.96 smf140a 140 155 171 1 1 224 0.89 smf150a 150 167 185 1 1 243 0.82 smf160a 160 178 197 1 1 259 0.77 smf170a 170 189 209 1 1 275 0.73 smf180a 180 200 220 1 1 292 0.68 SMF190A 190 211 232 1 1 308 0.65 smf200a 200 224 247 1 1 324 0.62 smf220a 220 246 272 1 1 356 0.56 r dc components co., ltd. smf (200w) series transient voltage suppressors reverse stand-off voltage breakdown voltage @ it test current it v rwm maximum reverse leakage @ v rwm maximum clamping voltage @ ipp maximum peak pulse current vbr v min. max. v v ma ma ma uni- bi- i r v c ipp v a type www.dccomponents.com 3 rev-1, dec,2015
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