Active solid-state devices (e.g. – transistors – solid-state diode – Lead frame – Of specified material other than copper
Patent
1994-10-25
1996-10-01
Limanek, Robert P.
Active solid-state devices (e.g., transistors, solid-state diode
Lead frame
Of specified material other than copper
257762, 257666, H01L 2348, H01L 2350
Patent
active
055613209
ABSTRACT:
A lead frame is plated with palladium and then selected portions of the lead frame leads are spot plated with silver to improve solderability.
REFERENCES:
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patent: 5146312 (1992-09-01), Lim
patent: 5362370 (1994-11-01), van der Heijden
patent: 5384204 (1995-01-01), Yumoto et al.
Abbott Donald C.
Fritzsche Robert M.
Brady III Wade James
Courtney Mark E.
Donaldson Richard L.
Limanek Robert P.
Texas Instruments Incorporated
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