mmbz27vda-v www.vishay.com vishay semiconductors rev. 1.2, 14-sep-11 1 document number: 81294 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 small signal zener diodes, dual features ? dual silicon planar zener diodes with common anode configurations ? dual package provides for bidirectional or separate unidirectional configurations ? the dual configuration s protect two separate lines with only one device ? peak power: 40 w at 1 ms (bidirectional) ? for bidirectional operation, circuit connected to pins 1 and 2. for unidirectional operation, circuit connected to pins 1 and 3 or pins 2 and 3 ? aec-q101 qualified ? compliant to rohs directive 2002/95/ec and in accordance to weee 2002/96/ec notes (1) nonrepetitive current pulse per figure 2 and derate above t amb = 25 c per figure 3 (2) fr-5 = 1" x 0.75" x 0.62" (3) alumina = 0.4" x 0.3" x 0.024", 99.5 % alumina. primary characteristics parameter value unit v z range nom. 27 v test current i zt 1ma v z specification pulse current int. construction dual 12 3 common anode ordering information device name ordering code taped units per reel minimum order quantity mmbz27vda-v mmbz27vda-v-gs18 10 000 (8 mm tape on 13" reel) 10 000 mmbz27vda-v mmbz27vda-v-gs08 3000 (8 mm tape on 7" reel) 15 000 package package name weight molding compound flammability rating moisture sensitivity level soldering conditions sot-23 8.8 mg ul 94 v-0 msl level 1 (according j-std-020) 260 c/10 s at terminals absolute maximum ratings (t amb = 25 c, unless otherwise specified) parameter test condition symbol value unit peak power dissipation (1) p pk 40 w power dissipation on fr-5 board (2) t amb = 25 c, derate above 25 c p tot 225 mw 1.8 mw/k power dissipation on alumina substrate (3) t amb = 25 c, derate above 25 c p tot 300 mw 2.4 mw/k thermal resistance, junction to ambient air r thja 556 k/w storage temperature range t j , t stg - 55 to + 150 c
mmbz27vda-v www.vishay.com vishay semiconductors rev. 1.2, 14-sep-11 2 document number: 81294 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 notes (1) v z measured at pulse test current i zt at an ambient temperature of 25 c (2) surge current waveform per figure 2 and derate per figure 3 basic characteristics (t amb = 25 c, unless otherwise specified) fig. 1 - steady state power derating curve fig. 2 - pulse waveform fig. 3 - pulse derating curve electrical characteristics (t amb = 25 c, unless otherwise specified) part number zener voltage range (1) test current reverse voltage max. reverse surge current max. reverse voltage (clamping voltage) (2) max. temperature coefficient max. forward voltage v z at i zt1 i zt1 v r at i r i pp v c at i rsm v z v f at i f v ma v na a vmv/c v ma min. nom. max. max. mmbz27vda-v 25.65 27 28.35 1 22 80 1 38 30 1.1 200 0 25 50 75 100 125 17 200 p tot , power di ss ipation (mw) t, temperature (c) 18655 0 50 100 150 200 250 300 alumina s ub s trate fr-5 board 100 50 0 0 1 2 3 4 5 value (%) t - time (ms) t r t p peak v alue - i rsm half v alue - i rsm 2 pulse width (t p ) is defined as that point where the peak current decays to 50 % of i rsm t r 10 s 18656 0 25 50 75 100 125 150 175 200 0 25 50 75 t a - am b ient temperature (c) peak pulse derating in % of peak power or current at t a = 25 z (c) 100 18657
mmbz27vda-v www.vishay.com vishay semiconductors rev. 1.2, 14-sep-11 3 document number: 81294 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 package dimensions in millimeters (inches): sot-23 foot print recommendation: rev. 8 - date: 23. s ept.2009 17418 document no.: 6.541-5014.01-4 0.9 (0.035) 1 (0.039) 0.9 (0.035) 1 (0.039) 1.43 (0.056) 0.45 (0.018) 0.35 (0.014) 2.8 (0.110) 3.1 (0.122) 0.45 (0.018) 0.35 (0.014) 0.45 (0.018) 0.35 (0.014) 0.1 (0.004) max. 2.35 (0.093) 2.6 (0.102) 0.175 (0.007) 0.098 (0.004) 1.15 (0.045) 0.9 (0.035) 1.20 (0.047) 0.95 (0.037) 0.95 (0.037) 2 (0.079) 0.7 (0.028) 0.9 (0.035) 0 to 8 0.2 (0.008) 0.3 (0.012) 0.5 (0.020) 0.550 ref. (0.022 ref.)
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