SiBar Thyristor

4

Raychem Circuit Protection

SiBar Thyristor Surge Protectors

341

its duration or the fault current defined in the industry

specification(s) are less than the surge current rating of

the device selected. For help in determining which indus-

try specifications may apply, refer to the Protection

Application Guide on the next page.

Refer to Table V2 for SiBar thyristor surge current ratings applicable to

TIA 968-A (FCC Part 68), Telcordia GR-1089, ITU K.20, K.21, K.45

industry specifications.

than the minimum hold current rating (I

the device selected.

Using Figure V4, verify that I

operating current over the entire ambient operating temperature range.

(As with I

degree. Figures V2 and V3 can be used to determine that the device

selected continues to meet your requirements over the ambient operat-

ing temperature range.)

thyristor device are compatible witht the application’s

space requirements.

Selection Guide for SiBar Thyristor Surge Protectors continued