Trimmed surge resistors

Details Trimmed surge resistors Trimmed surge resistors

1997-08-27

1999-02-23

Walberg, Teresa J.

Electrical resistors

Mechanically variable

Resistance value varied by removing or adding material

296101, H01C 1000

Patent

active

058748873

ABSTRACT:
An electrical resistor having a resistance value and capable of withstanding high power surges, utilizing a thick film deposited on a substrate and trimmed with one or more cuts configured to maintain a level of current crowding while increasing the resistance value of the resistor. A surge resistor can be modified in a similar fashion.

REFERENCES:
patent: 5043694 (1991-08-01), Higashi et al.
patent: 5504470 (1996-04-01), Ginn et al.

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