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The TD253 is a | The '''TD253''' is a 10 mA germanium [[tunnel diodes|tunnel diode]] from General Electric. | ||
It is used in several Tektronix instruments, including the [[547]]. | It is used in several Tektronix instruments, including the [[547]]. | ||
It is specified to have a maximum capacitance of | It is specified to have a maximum capacitance of 9 pF. | ||
There is also a TD253A, which has a maximum capacitance of | There is also a TD253A, which has a maximum capacitance of 5 pF. | ||
* [http://w140.com/kurt/ge_tunnel_diodes_71.pdf Datasheet covering the TD253 (PDF)] | * [http://w140.com/kurt/ge_tunnel_diodes_71.pdf Datasheet covering the TD253 (PDF)] | ||
[[Category:Tunnel diodes]] |