APRIL 2001 REVISED JULY 2008

Specifications are subject to change without notice.

Customers should verify actual device performance in their specific applications.

TISP61521 SLIC Protector

Figure 6. Typical Application Circuit

TEST

RELAY

RING

RELAY

SLIC

RELAY

TEST

EQUIP-

MENT

RING

GENERATOR

S1a

S1b

R

SA

R

SB

RING

WIRE

TIP

WIRE

Th1

Th2

Th3

Th4

Th5

SLIC

SLIC

PROTECTOR

RING/TEST

PROTECTION

OVER-

CURRENT

PROTECTION

S2a

S2b

TISP

61521

TISP

3xxxF3

OR

7xxxF3

S3a

S3b

V

BAT

C1

220 n F

AI6XAA B