EPROM device

Details EPROM device EPROM device

1987-04-03

1989-01-31

James, Andrew J.

357 74, 357 84, H01L 2302, H01L 2328, H01L 2330, H01L 2310

Patent

active

048019984

ABSTRACT:
An EPROM device having a hollow cap mounted on an insulating board covering an EPROM chip. The head portion of the hollow cap is made of material which passes UV rays therethrough. An UV ray transmitting resin fills at least a space between upper surface of the EPROM chip and an upper wall of the hollow cap and an injected resin fills the remaining spaces, so as to prevent the entry of moisture into the hollow cap.

REFERENCES:
patent: 4250347 (1981-02-01), Fierkens et al.
patent: 4450461 (1984-05-01), Cook et al.
patent: 4635165 (1987-01-01), Okuaki
patent: 4723156 (1988-02-01), Okuaki

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