1987.0487.031 Texas Instruments Collection Object

2N497 Silicon Mesa Transistor - 1957
TI number: G00271

The display is a block of Lucite containing an open and a sealed example of the 2N497 silicon mesa medium power transistor.

TI introduced the 2N497 in 1957, and it was the first silicon medium power transistor available to the industry. Using a mesa structure, the device was rated at 200 mA collector current and 4 W dissipation at 25 degrees C.

Related material in collection: G00103.
Texas Instruments (Howard Moss, Harry Owens.)

Contact Nance L. Briscoe for further information

National Museum of American History

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