byt42 vishay semiconductors 1 (5) rev. 4, 10-aug-00 www.vishay.com document number 86025 fast soft recovery rectifier features miniature axial leaded glass passivated hermetically sealed glass envelope low reverse current high reverse voltage applications tv and monitor smps electronic ballast 95 10526 absolute maximum ratings t j = 25 c parameter test conditions type symbol value unit reverse voltage= byt42a v r = 50 v g repetitive peak reverse voltage byt42b r v rrm 100 byt42d 200 byt42g 400 byt42j 600 byt42k 800 byt42m 1000 peak forward surge current t p =8.3 ms, half sinewave i fsm 30 a average forward current lead length l = 10 mm, t l = 25 c i fav 1.25 a junction and storage temperature range t j =t stg 55...+175 c non repetitive reverse avalanche energy i (br)r =0.4a e r 10 mj maximum thermal resistance t j = 25 c parameter test conditions symbol value unit junction ambient lead length l = 10 mm, t l = constant r thja 60 k/w on pc board with spacing 25mm thja 110
byt42 vishay semiconductors 2 (5) rev. 4, 10-aug-00 www.vishay.com document number 86025 electrical characteristics t j = 25 c parameter test conditions type symbol min typ max unit forward voltage i f =1a v f 1.4 v reverse current v r =v rrm i r 5 a reverse current v r =v rrm , t j =150 c i r 150 a byt42a 50 byt42b 100 reverse breakdown byt42d 200 r everse b rea kd own voltage i r =100 a byt42g v ( br ) r 400 v voltage r byt42j (br)r 600 byt42k 800 byt42m 1000 reverse recovery time i f =0 5a i r =1a i r =0 25a byt42a byt42j t 150 ns reverse recovery time i f = 0 . 5a , i r = 1a , i r = 0 . 25a byt42k byt42m t rr 200 ns characteristics (t j = 25 c unless otherwise specified) 0 0 20 40 60 80 120 r therm. resist. junction / ambient ( k/w ) thja l lead length ( mm ) 96 12151 51015 25 30 20 100 ll t l =constant figure 1. max. thermal resistance vs. lead length 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 0 20 40 60 80 100 120 140 160 180 t amb ambient temperature ( ? ? ?M ???? ? ??????? ??????? ?????? ? ? ? ??? ? ? ?? ? 1khz r thja 110k/w pc board byt42a byt42m figure 2. max. average forward current vs. ambient temperature
byt42 vishay semiconductors 3 (5) rev. 4, 10-aug-00 www.vishay.com document number 86025 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 0 20 40 60 80 100 120 140 160 180 t amb ambient temperature ( 5 c ) 96 12140 i average forward current ( a ) fav v r =v rrm f 1khz r thja 60k/w l=10mm byt42a byt42m figure 3. max. average forward current vs. ambient temperature 1 10 100 1000 25 50 75 100 125 150 175 t j junction temperature ( 5 c ) 96 12141 v r = v rrm i reverse current ( a ) r figure 4. max. reverse current vs. junction temperature 0.001 0.010 0.100 1.000 10.000 100.000 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 v f forward voltage ( v ) 96 12138 f i forward current ( a ) t j =25 5 c t j = 175 5 c figure 5. max. forward current vs. forward voltage 0 50 100 150 200 250 300 350 400 450 500 25 50 75 100 125 150 175 t j junction temperature ( 5 c ) 16306 p reverse power dissipation ( mw ) r p r limit @100%v r p r limit @80%v r figure 6. max. reverse power dissipation vs. junction temperature 0 5 10 15 20 25 0.1 1.0 10.0 100.0 v r reverse voltage ( v ) 16307 c diode capacitance ( pf ) d f=1mhz figure 7. diode capacitance vs. reverse voltage
byt42 vishay semiconductors 4 (5) rev. 4, 10-aug-00 www.vishay.com document number 86025 dimensions in mm cathode identification j 3 max. j 0.82 max. 4.2 max. standard glass case dot 30 b weight max. 0.5 g technical drawings according to din specifications 95 10524 26 min. 26 min.
byt42 vishay semiconductors 5 (5) rev. 4, 10-aug-00 www.vishay.com document number 86025 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
legal disclaimer notice vishay document number: 91000 www.vishay.com revision: 08-apr-05 1 notice specifications of the products displayed herein are subjec t to change without notice. vishay intertechnology, inc., or anyone on its behalf, assume s no responsibility or liability fo r any errors or inaccuracies. information contained herein is intended to provide a product description only. no license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document. except as provided in vishay's terms and conditions of sale for such products, vishay assumes no liability whatsoever, and disclaims any express or implied warranty, relating to sale and /or use of vishay products including liab ility or warranties relating to fitness for a particular purpose, merchantability, or infringement of any patent, copyrigh t, or other intellectual property right. the products shown herein are not designed for use in medical, life-saving, or life-sustaining applications. customers using or selling these products for use in such applications do so at their own risk and agree to fully indemnify vishay for any damages resulting from such improper use or sale.
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