sma6f5.0a thru sma6f20a www.vishay.com vishay general semiconductor revision: 10-dec-13 1 document number: 89458 for technical questions within your region: diodesamericas@vishay.com , diodesasia@vishay.com , diodeseurope@vishay.com this document is subject to change without notice. the products described herein and this document are subject to specific disclaimers, set forth at www.vishay.com/doc?91000 surface mount t rans z orb ? transient voltage suppressors typical applications use in sensitive electronics protection against voltage transients induced by inductive load switching and lighting on ics, mosfet, signal lines of sensor units for consumer, computer, industrial, and telecommunication. features ? very low profile - typical height of 0.95 mm ? ideal for automated placement ? uni-directional only ? excellent clamping capability ? peak pulse power: ? - 600 w (10/1000 s) ? - 4 kw (8/20 s) ? esd capability: iec 61000-4-2 level 4 ? - 15 kv (air) ? - 8 kv (contact) ? meets msl level 1, per j-st d-020, lf maximum peak of 260 c ? material categorization: for definitions of compliance please see www.vishay.com/doc?99912 mechanical data case: do-221ac (slimsma) ? molding compound meets ul 94 v-0 flammability rating base p/n-m3 - halogen-free, rohs-compliant, and commercial grade terminals: matte tin plated leads, solderable per j-std-002 and jesd22-b102 ? m3 suffix meets jesd 201 class 2 whisker test polarity: color band denotes cathode end ? ? ? ? notes (1) non-repetitive current pulse, per fig. 3 and derated above t a = 25 c per fig. 2. (2) power dissipation mounte d on infinite heatsink (3) power dissipation mounted on minimum recommended pad layout primary characteristics v br 6.4 v to 24.5 v v wm 5.0 v to 20 v p ppm (10 x 1000 s) 600 w p ppm (8 x 20 s) 4000 w p d at t m = 55 c 6 w t j max. 175 c polarity uni-directional package do-221ac (slimsma) do-221ac slimsma tm top view bottom view maximum ratings (t a = 25 c, unless otherwise noted) parameter symbol value unit peak pulse power dissipation with a 10/1000 s waveform p ppm (1) 600 w with a 8/20 s waveform 4000 peak pulse current with a 10/1000 s waveform i ppm (1) see next table a with a 8/20 s waveform power di ssipation t m = 55 c p d (2) 6 w t a = 25 c p d (3) 1.0 storage temperature range t stg -65 to +175 c operating junction temperature range t j -55 to +175
sma6f5.0a thru sma6f20a www.vishay.com vishay general semiconductor revision: 10-dec-13 2 document number: 89458 for technical questions within your region: diodesamericas@vishay.com , diodesasia@vishay.com , diodeseurope@vishay.com this document is subject to change without notice. the products described herein and this document are subject to specific disclaimers, set forth at www.vishay.com/doc?91000 zener voltage regulator notes (1) pulse test: t p ? 50 ms (2) to calculate maximum clamping voltage at other surge currents, use following formula: v cl max. = r d x i pp + v br max. (3) to calculate v br vs. junction temperature, use following formula: v br at t j = v br at 25 c x (1 + ? t x (t j - 25)) notes (1) mounted on minimum re commended pad layout (2) mounted on infinite heatsink index of symbols symbol parameter v wm stand-off voltage v br breakdown voltage v c clamping voltage i d leakage current at v wm i pp peak pulse current ? t voltage temperature coefficient v f forward voltage drop r d dynamic resistance v i f v br v c v wm i d i t v f i pp electrical characteristics (t a = 25 c unless otherwise noted) device ? type device marking code breakdown voltage v br at i t (1) stand-off voltage v wm maximum reverse leakage i d at v wm (3) v c at i pp r d (2) v c at i pp r d (2) ? t (3) 10/1000 s 8/20 s min. max. 25 c 85 c max. max. max. vma v a vva ? va ? 10 -4 /c sma6f5.0a 6ae 6.40 7.07 10 5 150 375 5.0 9.2 68.0 0.031 13.4 298 0.021 5.7 sma6f6.0a 6ag 6.70 7.41 10 6 600 1500 6.0 9.5 63.2 0.033 13.7 290 0.022 5.9 sma6f6.5a 6ak 7.20 7.96 10 6.5 100 250 6.5 10.2 58.8 0.038 14.5 276 0.024 6.1 sma6f7.5a 6ap 8.33 9.21 1 7.5 50 125 7.5 11.8 50.8 0.051 17.0 235 0.033 6.5 sma6f8.0a 6ar 8.89 9.83 1 8.0 20 50 8.0 12.8 46.9 0.063 18.2 220 0.038 7.0 sma6f8.5a 6at 9.4 10.4 1 8.5 20 50 8.5 13.3 45.1 0.064 18.7 205 0.040 7.3 sma6f10a 6ax 11.1 12.3 1 10 1.0 5.0 10 15.7 38.2 0.089 19.6 184 0.040 7.8 sma6f11a 6az 12.2 13.5 1 11 1.0 5.0 11 17.2 34.8 0.107 21.5 172 0.047 8.1 sma6f12a 6be 13.3 14.7 1 12 0.2 1.0 12 18.8 31.9 0.128 23.5 157 0.056 8.3 sma6f12ahd 6bf 13.2 14.3 1 12 0.2 1.0 12 18.5 32.4 0.130 22.9 157 0.055 8.4 sma6f13a 6bg 14.4 15.9 1 13 0.2 1.0 13 20.4 29.4 0.153 23.9 147 0.064 8.4 sma6f15a 6bm 16.7 18.5 1 15 0.2 1.0 15 23.6 25.4 0.201 27.7 123 0.075 8.8 sma6f16a 6bp 17.8 19.7 1 16 0.2 1.0 16 25.2 23.8 0.229 29.5 119 0.082 8.8 sma6f17a 6br 18.9 20.9 1 17 0.2 1.0 17 26.7 22.5 0.259 31.4 111 0.095 9.0 sma6f18a 6bt 20.0 22.1 1 18 0.2 1.0 18 28.3 21.2 0.292 33.2 102 0.109 9.2 sma6f20a 6bv 22.2 24.5 1 20 0.2 1.0 20 31.4 19.1 0.361 36.8 93 0.132 9.4 thermal characteristics (t a = 25 c unless otherwise noted) parameter symbol value unit typical thermal resistance, junction to ambient r ? ja (1) 150 c/w typical thermal resistance, junction to mount r ? jm (2) 20 c/w
sma6f5.0a thru sma6f20a www.vishay.com vishay general semiconductor revision: 10-dec-13 3 document number: 89458 for technical questions within your region: diodesamericas@vishay.com , diodesasia@vishay.com , diodeseurope@vishay.com this document is subject to change without notice. the products described herein and this document are subject to specific disclaimers, set forth at www.vishay.com/doc?91000 ratings and characteristics curves (t a = 25 c unless otherwise noted) fig. 1 - peak pulse power rating curve fig. 2 - pulse power or current vs. initial junction temperature fig. 3 - pulse waveform fig. 4 - typical j unction capacitance immunity to static electrical discharge to the following standards ? (t a = 25 c unless otherwise noted) standard test type test conditions symbol class value iec 61000-4-2 human body model (contact mode) c = 150 pf, r = 330 ? v c 4 > 8 kv human body model (air discharge mode) > 15 kv ordering information (example) preferred p/n unit weight (g) preferred package code base quantity delivery mode sma6f5.0a-m3/6a 0.032 6a 3500 7" di ameter plastic tape and reel sma6f5.0a-m3/6b 0.032 6b 14 000 13" di ameter plastic tape and reel 0.1 1 10 100 1 10 100 1 000 10 000 p ppm - peak pul s e power (kw) t d -pul s e width ( s ) 0 25 50 75 100 0 25 50 75 100 125 150 175 200 peak pul s e power (p pp ) or current (i pp ) derating in percentage, % t j - initial temperature ( c) 0 0 50 100 150 1.0 2.0 3.0 4.0 t r = 10 s t r = 8 s t d = 1000 s t d = 20 s i ppm - peak pul s e current (% i r s m ) t - time (m s ) t d peak value i ppm half value - i ppm i pp 2 t j = 25 c pul s e width (t d ) i s defined a s the point where the peak current decay s to 50 % of i ppm 100 1000 10 000 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 c j - junction capacitance (pf) v wm - rever s e s tand-off voltage (v) mea s ured at s tand-off voltage, v wm mea s ured at zero bia s t j = 25 c f = 1.0 mhz v s ig = 50 mv p-p
sma6f5.0a thru sma6f20a www.vishay.com vishay general semiconductor revision: 10-dec-13 4 document number: 89458 for technical questions within your region: diodesamericas@vishay.com , diodesasia@vishay.com , diodeseurope@vishay.com this document is subject to change without notice. the products described herein and this document are subject to specific disclaimers, set forth at www.vishay.com/doc?91000 fig. 5 - power dissipation derating curve fig. 6 - typical transient thermal impedance package outline dimensions in inches (millimeters) 0 1 2 3 4 5 6 7 0 25 50 75 100 125 150 175 200 p d -power di ss ipation (w) t a - ambient temperature ( c) fr-4 board, on minimum recommended pad layout t a =t m , mounted on inifinite heatsink 1 10 100 1000 0.01 0.1 1 10 100 1000 tran s ient thermal impedance ( c/w) t p -pul s e duration ( s ) do-221ac ( s lim s ma) cathode band 0.106 (2.70) 0.098 (2.50) 0.047 (1.20) 0.030 (0.75) 0.047 (1.20) min. 0.047 (1.20) min. 0.123 (3.12) max. 0.217 (5.52) ref. 0.060 (1.52) min. 0.057 (1.45) 0.049 (1.25) 0.039 (1.00) 0.035 (0.90) 0.012 (0.30) 0.006 (0.15) 0.171 (4.35) 0.163 (4.15) 0.211 (5.35) 0.199 (5.05) typ.: 0.019 (0.48) mountin g pad layout
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