description
The TISP83121D is a dual-gate reverse-blocking unidirectional thyristor designed for the protection of dual-voltage ringing SLICs (Subscriber Line Interface Circuits) against overvoltages on the telephone line caused by lightning, a.c. power contact and induction.

OVERVOLTAGE PROTECTION FOR DUAL-VOLTAGE RINGING SLICS

● Programmable Protection Configurations up to ±100 V
● Typically 5 Lines Protected by Two TISP83121D + Diode Steering Networks
● High Surge Current
    - 150 A 10/1000 µs
    - 150 A 10/700 µs
    - 500 A 8/20 µs
● Pin compatible with the LCP3121
    - Functional Replacement in Diode Steering Network Applications
    - 50% more surge current
● Small Outline Surface Mount Package
    - Available Ordering Options