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document number: 93581 for technical ques tions, contact: ind-modules@vishay.com www.vishay.com revision: 30-oct-08 1 standard recovery diodes, 250 to 320 a (magn-a-pak tm power modules) vsk.250, vsk.270, vsk.320 series vishay high power products features ? high voltage ? electrically isolated base plate ? 3000 v rms isolating voltage ? industrial standard package ? simplified mechanical designs, rapid assembly ? high surge capability ? large creepage distances ? ul e78996 approved ? lead (pb)-free ? designed and qualified for industrial level description this new vsk series of magn-a-paks tm uses high voltage power diodes in two basic configurations. the semiconductors are electrically isolated from the metal base, allowing common heatsinks and compact assemblies to be built. they can be interconnec ted to form single phase or three phase bridges and the single diode module can be used in conjunction with the thyristor modules as a freewheel diode. these modules are intended for general purpose applications such as battery chargers, welders and plating equipment and where high voltage and high current are required (motor drives, etc.). product summary i f(av) 250 to 320 a magn-a-pak tm rohs compliant major ratings and characteristics symbol characteristics vsk.250.. vsk.270.. vsk.320.. units i f(av) 250 270 320 a t c 100 100 100 c i f(rms) 393 424 502 a i fsm 50 hz 7015 8920 10 110 60 hz 7345 9430 10 580 i 2 t 50 hz 246 398 511 ka 2 s 60 hz 225 363 466 i 2 t 2460 3980 5110 ka 2 s v rrm 400 to 3000 v t j - 40 to 150 c
www.vishay.com for technical questi ons, contact: ind-modules@vishay.com document number: 93581 2 revision: 30-oct-08 vsk.250, vsk.270, vsk.320 series vishay high power products standard recovery diodes, 250 to 320 a (magn-a-pak tm power modules) electrical specifications voltage ratings type number voltage code v rrm, maximum repetitive peak reverse voltage v v rsm , maximum non-repetitive peak reverse voltage v i rrm maximum at 150 c ma vsk.250- vsk.270- vsk.320- 04 400 500 50 08 800 900 12 1200 1300 16 1600 1700 20 2000 2100 vsk.270- 30 3000 3100 forward conduction parameter symbol test conditions vsk.250 vsk.270 vsk.320 units maximum average forward current at case temperature i f(av) 180 conduction, half sine wave 250 270 320 a 100 100 100 c maximum rms forward current i f(rms) as ac switch 393 424 502 a maximum peak, one-cycle forward, non-repetitive surge current i fsm t = 10 ms no voltage reapplied sinusoidal half wave, initial t j = t j maximum 7015 8920 10 110 t = 8.3 ms 7345 9340 10 580 t = 10 ms 100 % v rrm reapplied 5900 7500 8500 t = 8.3 ms 6180 7850 8900 maximum i 2 t for fusing i 2 t t = 10 ms no voltage reapplied 246 398 511 ka 2 s t = 8.3 ms 225 363 466 t = 10 ms 100 % v rrm reapplied 174 281 361 t = 8.3 ms 159 257 330 maximum i 2 t for fusing i 2 t t = 0.1 to 10 ms, no voltage reapplied 2460 3980 5110 ka 2 s low level value of threshold voltage v f(to)1 (16.7 % x x i f(av) < i < x i f(av) ), t j = t j maximum 0.79 0.74 0.69 v high level value of threshold voltage v f(to)2 (i > x i f(av) ), t j = t j maximum 0.92 0.87 0.86 low level forward slope resistance r f1 (16.7 % x x i f(av) < i < x i f(av) ), t j = t j maximum 0.63 0.94 0.59 m high level forward slope resistance r f2 (i > x i f(av) ), t j = t j maximum 0.49 0.81 0.44 maximum forward voltage drop v fm i fm = x i f(av) , t j = t j maximum, 180 conduction average power = v f(to) x i f(av) + r f x (i f(rms) ) 2 1.29 1.48 1.28 v blocking parameter symbol test conditions values units maximum peak reverse leakage current i rrm t j = 150 c 50 ma rms insulation voltage v ins 50 hz, circuit to base, all te rminals shorted, t = 1 s 3000 v
document number: 93581 for technical ques tions, contact: ind-modules@vishay.com www.vishay.com revision: 30-oct-08 3 vsk.250, vsk.270, vsk.320 series standard recovery diodes, 250 to 320 a (magn-a-pak tm power modules) vishay high power products note ? the table above shows the increment of thermal resistance r thjc when devices operate at di fferent conduction angles than dc thermal and mechanical specifications parameter symbol test conditions values units vsk.250 vsk.270 vsk.320 maximum junction operating and storage temperature range t j , t stg - 40 to 150 c maximum thermal resistance, junction to case per junction r thjc dc operation 0.16 0.125 k/w maximum resistance, case to heatsink per module r thcs mounting surface flat, smooth and greased 0.035 mounting torque 10 % map to heatsink a mounting compound is recommended and the torque should be rechecked after a period of about 3 hours to allow for the spread of the compound. 4 to 6 nm busbar to map 8 to 10 approximate weight 800 g 30 oz. r conduction per junction device sinusoidal conduction at t j maximum rectangular conduction at t j maximum units 180 120 90 60 30 180 120 90 60 30 vsk.250- 0.009 0.010 0.014 0.020 0.032 0.007 0.011 0.015 0.021 0.033 k/w vsk.270- 0.008 0.012 0.014 0.020 0.032 0.007 0.011 0.015 0.020 0.033 vsk.320- 0.008 0.010 0.013 0.020 0.032 0.007 0.011 0.015 0.020 0.033
www.vishay.com for technical questi ons, contact: ind-modules@vishay.com document number: 93581 4 revision: 30-oct-08 vsk.250, vsk.270, vsk.320 series vishay high power products standard recovery diodes, 250 to 320 a (magn-a-pak tm power modules) fig. 1 - current ratings characteristics fig. 2 - current ratings characteristics fig. 3 - forward power loss characteristics fig. 4 - forward power loss characteristics fig. 5 - forward power loss characteristics 80 90 100 110 120 130 140 150 0 50 100 150 200 250 300 30 60 90 120 180 maximum allowable case temperature (c) conduction angle average forward current (a) vsk.250.. se rie s r (dc) = 0.16 k/ w thjc 80 90 100 110 120 130 140 150 0 50 100 150 200 250 300 350 400 dc 30 60 90 120 180 maximum allowable case temperature (c) conduction period average forward current (a) vsk.250.. se rie s r (dc) = 0.16 k/ w thjc 0 50 100 150 200 250 300 0 50 100 150 200 250 ave ra g e fo rw a rd curre nt (a) rm s li m i t maximum average forward power loss (w) cond uc tio n angle 180 120 90 60 30 vsk.250.. se rie s t = 1 5 0 c j 0 50 100 150 200 250 300 350 400 450 0 50 100 150 200 250 300 350 400 dc 180 120 90 60 30 average forward current (a) rm s li m i t maximum average forward power loss (w) conduction period vsk.250.. se ries t = 150c j 0 25 50 75 100 125 150 maximum allowable ambient temperature (c) r = 0 . 0 2 k / w - d e l t a r t h s a 0 . 0 8 k / w 0 . 2 k / w 0 . 2 5 k / w 0 . 4 k / w 0 . 1 2 k / w 0 . 6 k / w 0 100 200 300 400 500 600 0 50 100 150 200 250 300 350 400 total rms output current (a) maximum total forward power loss (w) 180 (sine) dc vsk.250.. se rie s pe r ju n c t io n t = 1 5 0 c j
document number: 93581 for technical ques tions, contact: ind-modules@vishay.com www.vishay.com revision: 30-oct-08 5 vsk.250, vsk.270, vsk.320 series standard recovery diodes, 250 to 320 a (magn-a-pak tm power modules) vishay high power products fig. 6 - forward powe r loss characteristics fig. 7 - forward powe r loss characteristics fig. 8 - maximum non-repetitive surge current fig. 9 - maximum non-repetitive surge current 0 255075100125150 maximum allowable ambient temperature (c) 0 . 0 8 k / w 0 . 1 k / w 0 . 1 6 k / w 0 . 2 5 k / w 0 . 0 3 k / w 0 . 0 5 k / w 0 . 3 5 k / w r = 0 . 0 1 k / w - d e l t a r t h s a 0 200 400 600 800 1000 1200 0 100 200 300 400 500 total output current (a) ma ximum tota l po wer lo ss (w) 180 (sine) 180 (rec t) 2 x vsk.250.. series single phase bridge connected t = 1 5 0 c j 0 255075100125150 maximum allowable ambient temperature (c) 0 . 2 5 k / w r = 0 . 0 0 5 k / w - d e l t a r t h s a 0 . 0 2 k / w 0 . 0 4 k / w 0 . 0 6 k / w 0 . 0 8 k / w 0 . 1 2 k / w 0 . 1 6 k / w 0 . 3 5 k / w 0 200 400 600 800 1000 1200 1400 1600 1800 0 100200300400500600700800 total output current (a) maximum total power loss (w) 120 (rec t) 3 x vsk.250.. series three phase bridge connected t = 1 5 0 c j 1500 2000 2500 3000 3500 4000 4500 5000 5500 6000 6500 110100 peak half sine wave forward current (a) number of equal amplitude half cycle current pulses (n) initia l t = 150c @ 60 hz 0.0083 s @ 50 hz 0.0100 s j vsk.250.. se ries pe r ju n c t i o n at any ra ted loa d cond ition and with rated v applied following surge. rrm 1500 2000 2500 3000 3500 4000 4500 5000 5500 6000 6500 7000 0.01 0.1 1 peak half sine wave forward current (a) pu lse tra in du ra t io n ( s) maximum non repetitive surge current initia l t = 150c no volt ag e rea p p lied ra t e d v re a p p l i e d rrm versus pulse train duration. j vsk.250.. series pe r ju n c t io n
www.vishay.com for technical questi ons, contact: ind-modules@vishay.com document number: 93581 6 revision: 30-oct-08 vsk.250, vsk.270, vsk.320 series vishay high power products standard recovery diodes, 250 to 320 a (magn-a-pak tm power modules) fig. 10 - forward voltage drop characteristics fig. 11 - thermal impedance z thjc characteristics fig. 12 - current ratings characteristics fig. 13 - current ratings characteristics fig. 14 - forward powe r loss characteristics fig. 15 - forward power loss characteristics 10 100 1000 10000 0.5 1 1.5 2 2.5 3 3.5 4 t = 2 5 c j instantaneous forward current (a) instantaneous forward voltage (v) vsk.250.. series pe r ju n c t i o n t = 1 5 0 c j 0.001 0.01 0.1 1 0.001 0.01 0.1 1 10 100 square wave pulse duration (s) thjc vsk.250.. series pe r ju n c t i o n steady state value: r = 0 . 1 6 k/ w (dc operation) thjc transient thermal impedance z (k/w) 80 90 100 110 120 130 140 150 0 50 100 150 200 250 300 30 60 90 120 180 maximum allowable case temperature (c) conduction angle average forward current (a) vsk.270.. se rie s r (dc) = 0.125 k/ w thjc 80 90 100 110 120 130 140 150 0 100 200 300 400 500 dc 30 60 90 120 180 maximum allowable case temperature (c) conduction period average forward current (a) vsk.270.. se ries r (dc ) = 0.125 k/ w thjc 0 50 100 150 200 250 300 350 400 0 50 100 150 200 250 300 average forward current (a) rm s li m i t maximum average forward power loss (w) conduction angle 180 120 90 60 30 vsk.270.. se rie s t = 1 5 0 c j 0 50 100 150 200 250 300 350 400 450 500 0 50 100 150 200 250 300 350 400 450 dc 180 120 90 60 30 average forward current (a) rm s li m i t maximum average forward power loss (w) conduction period vsk.270.. se rie s t = 1 5 0 c j
document number: 93581 for technical ques tions, contact: ind-modules@vishay.com www.vishay.com revision: 30-oct-08 7 vsk.250, vsk.270, vsk.320 series standard recovery diodes, 250 to 320 a (magn-a-pak tm power modules) vishay high power products fig. 16 - forward power loss characteristics fig. 17 - forward power loss characteristics fig. 18 - forward power loss characteristics 0 25 50 75 100 125 150 0 . 2 5 k / w 0 . 3 k / w 0 . 1 k / w 0 . 1 6 k / w 0 . 4 k / w maximum allowable ambient temperature (c) 0 . 0 6 k / w r = 0 . 0 2 k / w - d e l t a r t h s a 0 . 6 k / w 0 100 200 300 400 500 600 700 0 50 100 150 200 250 300 350 400 dc 180 (sine) maximum total forward power loss (w) to t a l rm s o u t p u t c u r r e n t ( a ) vsk.270.. serie s pe r ju n c t io n t = 1 5 0 c j 0 255075100125150 0 . 3 k / w 0 . 2 5 k / w 0 . 4 k / w 0 . 0 6 k / w 0 . 0 8 k / w 0 . 1 2 k / w 0 . 1 6 k / w maximum allowable ambient temperature (c) 0 . 0 4 k / w r = 0 . 0 2 k / w - d e l t a r 0 . 6 k / w t h s a 0 200 400 600 800 1000 1200 1400 1600 1800 0 100 200 300 400 500 600 180 (sine) 180 (rec t) maximum t otal power loss (w) total output current (a) 2 x vsk.270.. se rie s single pha se bridg e connected t = 1 5 0 c j 0 255075100125150 0 . 0 6 k / w 0 . 1 k / w 0 . 1 6 k / w 0 . 2 5 k / w 0 . 4 k / w 0 . 6 k / w maximum allowable ambient temperature (c) r = 0 . 0 2 k / w - d e l t a r 0 . 0 4 k / w t h s a 0 300 600 900 1200 1500 1800 2100 2400 0200400600800 120 (rect) maximum total power loss (w) total output current (a) 3 x vsk.270.. se rie s three phase bridge connected t = 150c j
www.vishay.com for technical questi ons, contact: ind-modules@vishay.com document number: 93581 8 revision: 30-oct-08 vsk.250, vsk.270, vsk.320 series vishay high power products standard recovery diodes, 250 to 320 a (magn-a-pak tm power modules) fig. 19 - maximum non-repetitive surge current fig. 20 - maximum non-repetitive surge current fig. 21 - forward voltage drop characteristics fig. 22 - thermal impedance z thjc characteristics fig. 23 - current ratings characteristics fig. 24 - current ratings characteristics 2000 3000 4000 5000 6000 7000 8000 110100 pe a k ha lf s ine wave forward current (a) number of equal amplitude half cycle current pulses (n) initial t = 150c @ 60 hz 0.0083 s @ 50 hz 0.0100 s at any rated load condition and with rated v applied following surge. rrm j vsk.270.. se rie s pe r ju n c t io n 2000 3000 4000 5000 6000 7000 8000 9000 0.01 0.1 1 pe a k ha l f s ine wave forward current (a) pu lse tr a in d u ra t io n ( s) ma ximum non rep etitive surge current vsk.270.. series pe r ju n c t i o n initia l t = 150c no volta g e rea p p lied ra t e d v re a p p l i e d versus pulse train duration. rrm j 10 100 1000 10000 0.511.522.533.54 t = 2 5 c j instantaneous forward current (a) instantaneous forward voltage (v) t = 150c j vsk.270.. se rie s pe r ju n c t i o n 0.001 0.01 0.1 1 0.001 0.01 0.1 1 10 100 squa re wa ve pulse dura tio n (s) thjc steady state value: r = 0.45 k/ w (dc operation) thjc vsk.270.. serie s pe r ju n c t i o n transient thermal impeda nc e z (k/ w) 80 90 100 110 120 130 140 150 0 50 100 150 200 250 300 350 30 60 90 120 180 maximum allowable case temperature (c) conduction angle average forward current (a) vsk.320.. se rie s r ( d c ) = 0 . 1 2 5 k/ w thjc 80 90 100 110 120 130 140 150 0 100 200 300 400 500 600 dc 30 60 90 120 180 maximum allowable case temperature (c) conduc tion period avera g e fo rw a rd curre nt (a) vsk.320.. se rie s r ( d c ) = 0 . 1 2 5 k/ w thjc
document number: 93581 for technical ques tions, contact: ind-modules@vishay.com www.vishay.com revision: 30-oct-08 9 vsk.250, vsk.270, vsk.320 series standard recovery diodes, 250 to 320 a (magn-a-pak tm power modules) vishay high power products fig. 25 - forward power loss characteristics f ig. 26 - forward power loss characteristics fig. 27 - forward powe r loss characteristics fig. 28 - forward power loss characteristics 0 50 100 150 200 250 300 350 400 0 50 100 150 200 250 300 350 average forward current (a) rm s li m i t maximum average forward power loss (w) conduction angle 180 120 90 60 30 vsk.320.. series t = 150c j 0 50 100 150 200 250 300 350 400 450 500 0 100 200 300 400 500 600 dc 180 120 90 60 30 rm s li m i t conduction period average forward current (a) maximum average forward power loss (w) vsk.320.. serie s pe r ju n c t i o n t = 150c j 0 25 50 75 100 125 150 0 . 1 k / w 0 . 2 k / w 0 . 6 k / w 0 . 0 6 k / w 0 . 3 k / w 0 . 4 k / w maximum allowable ambient temperature (c) r = 0 . 0 2 k / w - d e l t a r 0 . 1 6 k / w 0 . 0 4 k / w t h s a 0 100 200 300 400 500 600 700 0 100 200 300 400 500 dc 180 (sine) total rms output current (a) vsk.320.. serie s pe r ju n c t io n t = 150c maximum total forward power loss (w) j 0255075100125150 0 . 6 k / w 0 . 0 4 k / w 0 . 0 6 k / w 0 . 1 2 k / w 0 . 2 5 k / w 0 . 5 k / w maximum allowable ambient temperature (c) r = 0 . 0 2 k / w - d e l t a r 0 . 1 6 k / w t h s a 0 . 0 8 k / w 0 . 0 3 k / w 0 200 400 600 800 1000 1200 1400 0 100 200 300 400 500 600 180 (sine) 180 (rec t) m a x i m u m to t a l po w e r lo ss ( w) total output current (a) 2 x vsk.320.. series si n g l e ph a se br i d g e connec ted t = 150c j
www.vishay.com for technical questi ons, contact: ind-modules@vishay.com document number: 93581 10 revision: 30-oct-08 vsk.250, vsk.270, vsk.320 series vishay high power products standard recovery diodes, 250 to 320 a (magn-a-pak tm power modules) fig. 29 - forward power loss characteristics fig. 30 - maximum non-repetitive surge current fig. 31 - maximum non-repetitive surge current fig. 32 - forward voltage drop characteristics fig. 33 - thermal impedance z thjc characteristics 0 25 50 75 100 125 150 0 . 0 4 k / w 0 . 0 5 k / w 0 . 0 6 k / w 0 . 1 2 k / w 0 . 3 k / w 0 . 6 k / w maximum allowable ambient temperature (c) 0. 0 3 k /w r = 0 . 0 2 k / w - d e l t a r 0 . 2 k / w 0 . 0 8 k / w t h s a 0 400 800 1200 1600 2000 2400 2800 0 200 400 600 800 1000 120 (rect) total output current (a) m a x im u m to t a l po w e r lo ss ( w ) 3 x vsk.320.. series three phase bridge connected t = 1 5 0 c j 2000 3000 4000 5000 6000 7000 8000 9000 10000 110100 peak half sine wave forward current (a) number of equal amplitude half cycle current pulses (n) vsk.320.. se ries pe r ju n c t io n initial t = 150c @ 60 hz 0.0083 s @ 50 hz 0.0100 s at any rated load condition and with rated v app lied following surge. rrm j 2000 3000 4000 5000 6000 7000 8000 9000 10000 0.01 0.1 1 peak half sine wave forward current (a) pulse train duration (s) ma ximum non repetitive surge current initia l t = 150c no voltage reapplied ra t e d v re a p p l i e d versus pulse train duration. rrm j vsk.320.. series pe r ju n c t io n 100 1000 10000 0.5 1 1.5 2 2.5 3 3.5 4 t = 2 5 c j instantaneous forward current (a) in st a n t a n e o u s fo rw a r d v o lt a g e ( v ) vsk.320.. series pe r ju n c t i o n t = 1 5 0 c j 0.001 0.01 0.1 1 0.001 0.01 0.1 1 10 100 square wave pulse duration (s) thjc transient t hermal imp eda nc e z (k/ w) vsk.320.. series pe r ju n c t io n st e a d y st a t e v a l u e : r = 0 . 45 k/ w (dc operation) thjc
document number: 93581 for technical ques tions, contact: ind-modules@vishay.com www.vishay.com revision: 30-oct-08 11 vsk.250, vsk.270, vsk.320 series standard recovery diodes, 250 to 320 a (magn-a-pak tm power modules) vishay high power products ordering information table circuit configuration 1 - module type 2 - circuit configuration 3 - current rating: i f(av) rounded 4 - voltage code x 100 = v rrm (see voltage ratings table) device code 13 24 vsk d 320 - 24 vskd... vske... vskc... vskj... + - ~ ~ - + + + - - - - - - + + + + + + - - links to related documents dimensions http://www.vishay.com/doc?95086
document number: 91000 www.vishay.com revision: 18-jul-08 1 disclaimer legal disclaimer notice vishay all product specifications and data are subject to change without notice. vishay intertechnology, inc., its affiliates, agents, and employees, and all persons acting on its or their behalf (collectively, ?vishay?), disclaim any and all liability fo r any errors, inaccuracies or incompleteness contained herein or in any other disclosure relating to any product. vishay disclaims any and all li ability arising out of the use or application of any product describ ed herein or of any information provided herein to the maximum extent permit ted by law. the product specifications do not expand or otherwise modify vishay?s terms and conditions of purcha se, including but not limited to the warranty expressed therein, which apply to these products. no license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document or by any conduct of vishay. the products shown herein are not designed for use in medi cal, life-saving, or life-sustaining applications unless otherwise expressly indicated. customers using or selling vishay products not expressly indicated for use in such applications do so entirely at their own risk and agree to fully indemnify vishay for any damages arising or resulting from such use or sale. please contact authorized vishay personnel to obtain written terms and conditions regarding products designed for such applications. product names and markings noted herein may be trademarks of their respective owners.

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