Features: • 175 TJ operation• Low forward voltage drop• High frequency operation• Guard ring for enhanced ruggedness and long term reliability• UL pending• Totally lead (Pb)-free, RoHS compliant• Designed and qualified for industrial levelSpecifications ...
VSKDS303: Features: • 175 TJ operation• Low forward voltage drop• High frequency operation• Guard ring for enhanced ruggedness and long term reliability• UL pending• Totall...
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PARAMETER |
SYMBOL |
TEST CONDITIONS |
VALUES |
UNITS | ||
Maximum average forward current |
per module |
IF(AV) |
50 % duty cycle at TC = 96 , rectangular waveform |
300 |
A | |
per leg |
150 | |||||
Maximum peak one cycle non-repetitive surge current |
IFSM |
5 s sine or 3 s rect. pulse |
Following any rated load condition and with rated VRRM applied |
22 000 | ||
10 ms sine or 6 ms rect. pulse |
2500 | |||||
Non-repetitive avalanche energy |
EAS |
TJ = 25 , IAS = 5.5 Amps, L = 1 mH |
15 |
mJ | ||
Repetitive avalanche current |
IAR |
Current decaying linearly to zero in 1 s Frequency limited by TJ maximum VA = 1.5 x VR typical |
1 |
A |
The Generation 5 of ADD-A-PAK module VSKDS303 combine the excellent thermal performance obtained by the usage of direct bonded copper substrate with superior mechanical ruggedness, thanks to the insertion of a solid copper baseplate at the bottom side of the device.
The Cu baseplate allow an easier mounting on the majority of heatsink with increased tolerance of surface roughness and improved thermal spread.
The Generation 5 of ADD-A-PAK module is manufactured without hard mold, eliminating in this way any possible direct stress on the leads.
The electrical terminals are secured against axial pull-out: they are fixed to the module housing via a click-stop feature already tested and proved as reliable on other Vishay HPP modules.
The VSKDS303.. Schottky rectifier doubler module has been optimized for low reverse leakage at high temperature. The proprietary barrier technology allows for reliable operation up to 175 junction temperature. Typical applications are in high current switching power supplies, plating power supplies, UPS systems, converters, freewheeling diodes, welding, and reverse battery protection.