AUGUST 1999 - REVISED FEBRUARY 2005

Specifications are subject to change without notice.

Customers should verify actual device performance in their specific applications.

TISP4xxxL3BJ Overvoltage Protector Series

Power Cross Pass Routes

APPLICATIONS INFORMATION

This discussion covers typical modem flows.

Flow

Comment

Box A

The criterion for box A is if the modem connects to an outside TNV line.

The majority of modems will be connected to an outside line, so the answer is

yes. The

yes path goes to box B.

Box B

600V a.c. breaking requirement. However, the current loop is comp leted by

the equipment performance, the other current loop componen ts, such as the

A

yes leads to box C and a no to box E.

Boxes E and I

The criterion for box E is for a minimum telecommunications line cord of No.

26 AWG to be supplied or specified.

A

yes leads to box F and a no to box I.

The criterion for box I is to pass Test 1.

If all the four pass criteria of Test 1 are met, this is a

yes and the flow goes to

box F.

A

no result fails the equipment.

No tests

B

Y

E

B

A

C

N

Y

Y

Fail

E

F

I

N

N

Y

Y