BZX85C... vishay semiconductors rev. a4, 12-mar-01 1 (5) www.vishay.com document number 85608 silicon epitaxial planar zdiodes features sharp edge in reverse characteristics low reverse current low noise very high stability available with tighter tolerances applications voltage stabilization 94 9369 order instruction type ordering code remarks BZX85C2v7 BZX85C2v7tap ammopack BZX85C2v7 BZX85C2v7tr tape and reel absolute maximum ratings t j = 25 c parameter test conditions type symbol value unit power dissipation l=4 mm, t l =25 c p v 1.3 w junction temperature t j 175 c storage temperature range t stg 65...+175 c maximum thermal resistance t j = 25 c parameter test conditions symbol value unit junction ambient l=4 mm, t l =constant r thja 110 k/w electrical characteristics t j = 25 c parameter test conditions type symbol min typ max unit forward voltage i f =200ma v f 1 v
BZX85C... vishay semiconductors rev. a4, 12-mar-01 2 (5) www.vishay.com document number 85608 type v znom i zt for v zt and r zjt r zjk at i zk i r at v r tk vz BZX85C... v ma v 1) ma a v %/k 2v7 2.7 80 2.5 to 2.9 < 20 < 400 1 < 150 1 0.08 to 0.05 3v0 3.0 80 2.8 to 3.2 < 20 < 400 1 < 100 1 0.08 to 0.05 3v3 3.3 80 3.1 to 3.5 < 20 < 400 1 < 40 1 0.08 to 0.05 3v6 3.6 60 3.4 to 3.8 < 20 < 500 1 < 20 1 0.08 to 0.05 3v9 3.9 60 3.7 to 4.1 < 15 < 500 1 < 10 1 0.07 to 0.02 4v3 4.3 50 4.0 to 4.6 < 13 < 500 1 < 3 1 0.07 to 0.01 4v7 4.7 45 4.4 to 5.0 < 13 < 500 1 < 3 1 0.03 to +0.04 5v1 5.1 45 4.8 to 5.4 < 10 < 500 1 < 1 1.5 0.01 to +0.04 5v6 5.6 45 5.2 to 6.0 < 7 < 400 1 < 1 2 0 to +0.045 6v2 6.2 35 5.8 to 6.6 < 4 < 300 1 < 1 3 +0.01 to +0.055 6v8 6.8 35 6.4 to 7.2 < 3.5 < 300 1 < 1 4 +0.015 to +0.06 7v5 7.5 35 7.0 to 7.9 < 3 < 200 0.5 < 1 4.5 +0.02 to +0.065 8v2 8.2 25 7.7 to 8.7 < 5 < 200 0.5 < 1 6.2 0.03 to 0.07 9v1 9.1 25 8.5 to 9.6 < 5 < 200 0.5 < 1 6.8 0.035 to 0.075 10 10 25 9.4 to 10.6 < 7 < 200 0.5 < 0.5 7.5 0.04 to 0.08 11 11 20 10.4 to 11.6 < 8 < 300 0.5 < 0.5 8.2 0.045 to 0.08 12 12 20 11.4 to 12.7 < 9 < 350 0.5 < 0.5 9.1 0.045 to 0.085 13 13 20 12.4 to 14.1 < 10 < 400 0.5 < 0.5 10 0.05 to 0.085 15 15 15 13.8 to 15.6 < 15 < 500 0.5 < 0.5 11 0.055 to 0.09 16 16 15 15.3 to 17.1 < 15 < 500 0.5 < 0.5 12 0.055 to 0.09 18 18 15 16.8 to 19.1 < 20 < 500 0.5 < 0.5 13 0.06 to 0.09 20 20 10 18.8 to 21.2 < 24 < 600 0.5 < 0.5 15 0.06 to 0.09 22 22 10 20.8 to 23.3 < 25 < 600 0.5 < 0.5 16 0.06 to 0.095 24 24 10 22.8 to 25.6 < 25 < 600 0.5 < 0.5 18 0.06 to 0.095 27 27 8 25.1 to 28.9 < 30 < 750 0.25 < 0.5 20 0.06 to 0.095 30 30 8 28 to 32 < 30 < 1000 0.25 < 0.5 22 0.06 to 0.095 33 33 8 31 to 35 < 35 < 1000 0.25 < 0.5 24 0.06 to 0.095 36 36 8 34 to 38 < 40 < 1000 0.25 < 0.5 27 0.06 to 0.095 39 39 6 37 to 41 < 50 < 1000 0.25 < 0.5 30 0.06 to 0.095 43 43 6 40 to 46 < 50 < 1000 0.25 < 0.5 33 0.06 to 0.095 47 47 4 44 to 50 < 90 < 1500 0.25 < 0.5 36 0.06 to 0.095 51 51 4 48 to 54 < 115 < 1500 0.25 < 0.5 39 0.06 to 0.095 56 56 4 52 to 60 < 120 < 2000 0.25 < 0.5 43 0.06 to 0.095 62 62 4 58 to 66 < 125 < 2000 0.25 < 0.5 47 0.06 to 0.095 68 68 4 64 to 72 < 130 < 2000 0.25 < 0.5 51 0.06 to 0.095 75 75 4 70 to 79 < 135 < 2000 0.25 < 0.5 56 0.06 to 0.095 1) tighter tolerances available on request: bzx85b... ?? ?? ? ???
BZX85C... vishay semiconductors rev. a4, 12-mar-01 3 (5) www.vishay.com document number 85608 characteristics (t j = 25 c unless otherwise specified) 50 0 0.4 0.8 1.2 1.6 2.0 95 9612 0 50 100 150 p total power dissipation ( w ) tot t amb ambient temperature ( c ) 200 l=4mm l=10mm l=20mm figure 1. total power dissipation vs. ambient temperature 0 5 10 15 20 0 50 100 150 200 250 30 95 9613 r therm. resist. junction / ambient ( k/w ) thja l lead length ( mm ) 25 ll t l =constant figure 2. thermal resistance vs. lead length 010203040 1 10 100 1000 60 95 9616 c diode capacitance ( pf ) d v z z-voltage ( v ) 50 f = 1 mhz t amb =25 c v r = 30v v r = 20v v r =5v v r =2v v r =0v figure 3. diode capacitance vs. zvoltage 110 100 95 9615 1 10 100 1000 r differential z-resistance ( ) z v z z-voltage ( v ) i z =1ma 5ma 10ma 2ma 20ma figure 4. differential zresistance vs. zvoltage 1 10 100 1000 z thermal resistance for pulse cond. (k/w) thp t p pulse length ( ms ) 95 9614 10 1 10 0 10 1 10 2 10 3 t p /t=0.5 t p /t=0.2 t p /t=0.1 t p /t=0.05 t p /t=0.02 t p /t=0.01 single pulse r thja =110k/w t=t jmax t amb i zm =(v z +(v z 2 +4r zj t/z thp ) 1/2 )/(2r zj ) figure 5. thermal response
BZX85C... vishay semiconductors rev. a4, 12-mar-01 4 (5) www.vishay.com document number 85608 dimensions in mm cathode identification ? 2.5 max. ? 0.85 max. 4.1 max. 26 min. 94 9368 technical drawings according to din specifications standard glass case 54 b 2 din 41880 jedec do 41 weight max. 0.3 g 26 min.
BZX85C... vishay semiconductors rev. a4, 12-mar-01 5 (5) www.vishay.com document number 85608 ozone depleting substances policy statement it is the policy of vishay semiconductor gmbh to 1. meet all present and future national and international statutory requirements. 2. regularly and continuously improve the performance of our products, processes, distribution and operating systems with respect to their impact on the health and safety of our employees and the public, as well as their impact on the environment. it is particular concern to control or eliminate releases of those substances into the atmosphere which are known as ozone depleting substances ( odss ). the montreal protocol ( 1987 ) and its london amendments ( 1990 ) intend to severely restrict the use of odss and forbid their use within the next ten years. various national and international initiatives are pressing for an earlier ban on these substances. vishay semiconductor gmbh has been able to use its policy of continuous improvements to eliminate the use of odss listed in the following documents. 1. annex a, b and list of transitional substances of the montreal protocol and the london amendments respectively 2 . class i and ii ozone depleting substances in the clean air act amendments of 1990 by the environmental protection agency ( epa ) in the usa 3. council decision 88/540/eec and 91/690/eec annex a, b and c ( transitional substances ) respectively. vishay semiconductor gmbh can certify that our semiconductors are not manufactured with ozone depleting substances and do not contain such substances. we reserve the right to make changes to improve technical design and may do so without further notice. parameters can vary in different applications. all operating parameters must be validated for each customer application by the customer. should the buyer use vishay-semiconductors products for any unintended or unauthorized application, the buyer shall indemnify vishay-semiconductors against all claims, costs, damages, and expenses, arising out of, directly or indirectly, any claim of personal damage, injury or death associated with such unintended or unauthorized use. vishay semiconductor gmbh, p.o.b. 3535, d-74025 heilbronn, germany telephone: 49 ( 0 ) 7131 67 2831, fax number: 49 ( 0 ) 7131 67 2423
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