Vishay Diodes Application Note

Date: October 11th, 2012
TO: Distribution List FROM: Vishay Diodes Division – High Power Modules Product Marketing
SUBJECT: Improvement on SOT-227 New Generation
Dear Valued Customer, In the light of continuous improvement, Vishay communicates that starting from week
39 of 2012 we have started to introduce thicker internal nuts under the four connection terminals of our New Generation SOT-227 Modules.
Such an improvement is aimed at increasing the strength of the SOT-227 Module during mounting operations as well as making the mounting operations of power module easier.
There will be no effect on product outline as well as on quality, reliability or performance
Change described below and is applicable to all Material Numbers listed in Appendix-1
FROM TO
A= 3 mm (nominal) B= 6.80 – 7.00mm
A= 4 mm (nominal) B= 6.80 – 7.00mm
Vishay Semiconductor Italiana S.p.A.
Cod. Fisc. e P. IVA/VAT N. IT 00475790010
Attachment 1. - Part Number List
VS-SA61BA60
VS-UFB80FA20 VS-UFB280FA40 VS-UFB250FA60 VS-UFB230FA60
VS-UFB80FA60
VS-UFB80FA40 VS-UFB130FA20 VS-UFB130FA40 VS-UFB130FA60 VS-UFB201FA40
VS-UFL80FA60 VS-UFL230FA60 VS-UFB280FA20 VS-UFL130FA60
VS-FB190SA10 VS-HFA90FA120 VS-HFA70FA120
VS-HFA220FA120
VS-GB90DA120U
VS-GT175DA120U
VS-GA250SA60S VS-GB90SA120U
VS-HFA140FA120
VS-HFA140FA60 VS-HFA70EA120
VS-GB90DA120U VS-GT140DA60U
Additional part numbers released in SOT-227 Gen2 package assembled in same location after the effective date of Week 39 of 2012 will be covered by such an improvement
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