document number: 94635 for technical questions, contact: indmodules@vishay.com www.vishay.com revision: 05-aug-09 1 add-a-pak generation vii power modules schottky rectifier, 400 a vskcs401/045 vishay high power products mechanical description the add-a-pak generation vii, new g eneration of add-a-pak module, combines the excellent thermal performances obtained by the usage of exposed direct bonded copper substrate, wit h advanced compact simple package solution and simplified internal structure with minimized number of interfaces. features ? 175 c t j operation ? low forward voltage drop ? high frequency operation ? low thermal resistance ? ul pending ? compliant to rohs directive 2002/95/ec ? designed and qualified for industrial level benefits ? excellent thermal performances obtained by the usage of exposed direct bonded copper substrate ? high surge capability ? easy mounting on heatsink electrical description the vskcs401.. schottky rectifier common cathode has been optimized for low reverse leakage at high temperature. the proprietary barrier technology allows for reliable operation up to 175 c junction temperature. typical applications are in high current switching power supplies, plating power supplie s, ups systems, converters, freewheeling diodes, welding, and reverse battery protection. product summary i f(av) 400 a add-a-pak major ratings and characteristics symbol characteristics values units i f(av) rectangular waveform 400 a v rrm 45 v i fsm t p = 5 s sine 29 000 a v f 200 apk, t j = 125 c 0.69 v t j range - 55 to 175 c voltage ratings parameter symbol vskcs401/045 units maximum dc reverse voltage v r 45 v maximum working peak reverse voltage v rwm
www.vishay.com for technical questions, contact: indmodules@vishay.com document number: 94635 2 revision: 05-aug-09 vskcs401/045 vishay high power products add-a-pak generation vii power modules schottky rectifier, 400 a absolute maximum ratings parameter symbol test conditions values units maximum average forward current per module i f(av) 50 % duty cycle at t c = 120 c, rectangular waveform 400 a per leg 200 maximum peak one cycle non-repetitive surge current i fsm 5 s sine or 3 s rect. pulse following any rated load condition and with rated v rrm applied 29 000 10 ms sine or 6 ms rect. pulse 3400 non-repetitive avalanche energy e as t j = 25 c, i as = 24 a, l = 1 mh 270 mj repetitive avalanche current i ar current decaying linearly to zero in 1 s frequency limited by t j maximum v a = 1.5 x v r typical 40 a electrical specifications parameter symbol test conditions values units maximum forward voltage drop v fm 200 a t j = 25 c 0.72 v 400 a 0.98 200 a t j = 125 c 0.69 400 a 0.96 maximum reverse leakage current i rm t j = 25 c v r = rated v r 20 ma t j = 125 c 180 maximum junction capacitance c t v r = 5 v dc (test signal range 100 khz to 1 mhz), 25 c 10 300 pf typical series inductance l s measured lead to lead 5 mm from package body 5.0 nh maximum voltage rate of change dv/dt rated v r 10 000 v/s maximum rms insulation voltage v ins 50 hz 3000 (1 min) 3600 (1 s) v thermal - mechanical specifications parameter symbol test conditions values units maximum junction and storage temperature range t j , t stg - 55 to 175 c maximum thermal resistance, junction to case per leg r thjc dc operation 0.26 c/w typical thermal resistance, case to heatsink per module r thcs 0.1 approximate weight 75 g 2.7 oz. mounting torque 10 % to heatsink a mounting compound is recommended and the torque should be rechecked after a period of 3 h to allow for the spread of the compound. 4 nm busbar 3 case style jedec to-240aa compatible
document number: 94635 for technical questions, contact: indmodules@vishay.com www.vishay.com revision: 05-aug-09 3 vskcs401/045 add-a-pak generation vii power modules schottky rectifier, 400 a vishay high power products fig. 1 - maximum forward voltage drop characteristics fig. 2 - typical values of reverse current vs. reverse voltage fig. 3 - typical junction capacitance vs. reverse voltage fig. 4 - maximum thermal impedance z thjc characteristics forward voltage drop - v fm (v) instantaneous forward current - i f (a) 0.0 0.2 0.4 0.6 0.8 1.0 1 10 100 1000 tj = 25c tj = 125c tj = 175c reverse current - i r (ma) reverse voltage - v r (v) 0.001 0.01 0.1 1 10 100 1000 10000 01020304050 125c 100c 75c 50c 25c 150c t = 175c j reverse voltage - v r (v) junction capacitance - c t (pf) 1000 10000 0 102030405060 t = 25c j t 1 , rectangular pulse duration (seconds) thermal impedance z thjc (c/w) 1e-05 1e-04 1e-03 1e-02 1e-01 1e+00 1e+01 1e+02 0.001 0.01 0.1 1 single pulse (thermal resistance) d = 0.2 d = 0.25 d = 0.33 d = 0.5 d = 0.75
www.vishay.com for technical questions, contact: indmodules@vishay.com document number: 94635 4 revision: 05-aug-09 vskcs401/045 vishay high power products add-a-pak generation vii power modules schottky rectifier, 400 a fig. 5 - maximum allowable case temperature vs. average forward current fig. 6 - forward powe r loss characteristics fig. 7 - maximum non-repetitive surge current fig. 8 - unclamped inductive test circuit note (1) formula used: t c = t j - (pd + pd rev ) x r thjc ; pd = forward power loss = i f(av) x v fm at (i f(av) /d) (see fig. 6); pd rev = inverse power loss = v r1 x i r (1 - d); i r at v r1 = 80 % rated v r average forward current - i f (av) (a) allowable case temperature (c) 0 100 200 300 400 500 600 0 50 100 150 200 dc square wave (d=0.50) 80% rated vr applied see note (1) average forward current - i f (av) (a) average power loss (watts) 0 50 100 150 200 250 300 0 50 100 150 200 250 180 120 90 60 30 dc rms limit square wave pulse duration - t p (microsec) non-repetitive surge current - i fsm (a) 1000 10000 100000 10 100 1000 10000 at any rated load condition and w ith rated v applied follo w ing s u rge rrm c u rrent monitor high-speed s w itch d.u.t. r g = 25 + free w heel diode v d = 25 v l irfp460 40hfl40s02
document number: 94635 for technical questions, contact: indmodules@vishay.com www.vishay.com revision: 05-aug-09 5 vskcs401/045 add-a-pak generation vii power modules schottky rectifier, 400 a vishay high power products ordering information table circuit configuration 1 - vishay hpp 2 - circuit configuration: 3 - s = schottky diode 4 - average rating (x 10) 5 - product silicon identification 6 - voltage rating (045 = 45 v) kc = add-a-pak - 2 diodes/common cathode device code 5 13 24 6 vs kc s 40 1 / 045 (1) + (3) - (2) - links to related documents dimensions www.vishay.com/doc?95369
document number: 95369 for tec hnical questions, contact: indmodules@vishay.com www.vishay.com revision: 11-nov-08 1 add-a-pak generation vii - diode outline dimensions vishay semiconductors dimensions in millimeters (inches) 35 ref. 30 0.5 (1.18 0.020) 29 0.5 (1 0.020) viti m5 x 0.8 screws m5 x 0.8 18 (0.7) ref. 6.7 0.3 (0.26 0.012) 24 0.5 (1 0.020) 1 2 3 4 5 7 6 80 0.3 (3.15 0.012) 92 0.75 (3.6 0.030) 20 0.5 (0.79 0.020) 20 0.5 (0.79 0.020) 15 0.5 (0.59 0.020) 22.6 0.2 (0.89 0.008) 6.3 0.2 (0.248 0.008)
document number: 91 000 www.vishay.com revision: 11-mar-11 1 disclaimer legal disclaimer notice vishay all product, product specifications and data ar e subject to change without notice to improve reliability, function or design or otherwise. vishay intertechnology, inc., its affiliates, agents, and employees, and all persons acting on its or their behalf (collectivel y, vishay), disclaim any and all liability fo r any errors, inaccuracies or incompleteness contained in any datasheet or in any o ther disclosure relating to any product. vishay makes no warranty, representation or guarantee regarding the suitability of the products for any particular purpose or the continuing production of any product. to the maximum extent permitted by applicab le law, vishay disc laims (i) any and all liability arising out of the application or use of any product, (ii) any and all liability, incl uding without limitation specia l, consequential or incidental dama ges, and (iii) any and all impl ied warranties, including warran ties of fitness for particular purpose, non-infringement and merchantability. statements regarding the suitability of pro ducts for certain types of applications are based on vishays knowledge of typical requirements that are often placed on vishay products in gene ric applications. such statements are not binding statements about the suitability of products for a partic ular application. it is the customers responsibility to validate that a particu lar product with the properties described in th e product specification is su itable for use in a particul ar application. parameters provided in datasheets an d/or specifications may vary in different applications and perfo rmance may vary over time. all operating parameters, including typical pa rameters, must be validated for each customer application by the customers technical experts. product specifications do not expand or otherwise modify vishays term s and conditions of purchase, including but not limited to the warranty expressed therein. except as expressly indicated in writing, vishay products are not designed for use in medical, life-saving, or life-sustaining applications or for any other application in which the failure of the vishay product co uld result in person al injury or death. customers using or selling vishay products not expressly indicated for use in such applications do so at their own risk and agr ee to fully indemnify and hold vishay and it s distributors harmless from and against an y and all claims, liabilities, expenses and damages arising or resulting in connection with such use or sale, including attorneys fees, even if such claim alleges that vis hay or its distributor was negligent regarding the design or manufact ure of the part. please contact authorized vishay personnel t o obtain written terms and conditions regarding products designed fo r such applications. no license, express or implied, by estoppel or otherwise, to any intelle ctual property rights is gran ted by this document or by any conduct of vishay. product names and markings noted herein may be trademarks of their respective owners.
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