1987.0487.372 Texas Instruments Collection Object

Silicon Grown Junction Transistor
TI number: G00009

First TI transistor design hermetically sealed with a welded closure. TI type numbers were 2N117,2N118,2N119,USN2N117, USN2N118 & USN2N119. Introduced in 1956.

The US Navy issued the first Military Procurement Specification covering silicon transistors for these type numbers. TI was the first qualified supplier. Production of silicon transistors in this package continued into 1973. (Series shown in 1973 Data Book.) The design work for the welded package was done on a Signal Corps Manufacturing Methods contract.

Related material in collection: G00008, 47, 337.
Texas Instruments (Charley Earhart, Jim Lacy, Ralph McCullough, Howard Moss.)

Contact Nance L. Briscoe for further information

National Museum of American History

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