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1. (WO2018089124) PROTECTION CIRCUIT

Pub. No.:    WO/2018/089124    International Application No.:    PCT/US2017/053868
Publication Date: Fri May 18 01:59:59 CEST 2018 International Filing Date: Fri Sep 29 01:59:59 CEST 2017
IPC: H02H 9/04
G01R 31/319
G01R 31/3183
Applicants: TERADYNE, INC.
Inventors: KIRKISH, Brian
NOWAKOWSKI, Donald Joseph
CRESS, Mark Christopher
Title: PROTECTION CIRCUIT
Abstract:
An example system includes a channel over which signals are transmitted between test equipment and a device under test (DUT); and limiting circuitry to limit a voltage on the channel. The limiting circuitry includes a PN-junction device connected to pass current in response to the voltage on the channel exceeding a limit.