Pressure differential downset

Fishing – trapping – and vermin destroying

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Details

437209, 437214, 437220, 437211, H01L 2160

Patent

active

053387058

ABSTRACT:
The edges of a semiconductor die are moved away from the lead frame leads attached to the die by using a pressure differential across the semiconductor die.

REFERENCES:
patent: 4100675 (1978-07-01), Landsittel
patent: 4355463 (1982-10-01), Burns
patent: 5057461 (1991-10-01), Fritz
patent: 5064706 (1991-12-01), Ueda et al.
patent: 5166099 (1992-11-01), Ueda et al.
patent: 5214307 (1993-05-01), Davis

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