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TCM1060 Datasheet Dual Transient-voltage Suppressors

Manufacturer: Texas Instruments

Overview: TCM1030, TCM1060 DUAL TRANSIENT-VOLTAGE SUPPRESSORS • Meets or Exceeds Bell Standard LSSGR Requirements • Externally Controlled Negative Firing Voltage . . . – 70 V Max • Wide, Accurately Controlled, Negative Firing Voltage Range . . . – 5 V to – 65 V • Surge Current (see Note 1) TCM1030 10/1000 16 A 10/160 25 A 2/10 35 A TCM1060 30 A 45 A 50 A • High Holding Current TCM1030 . . . 100 mA Min TCM1060 . . . 150 mA Min SCTS040 – D3273, JUNE 1989–REVISED DECEMBER 1990 D OR P PACKAGE (T0P VIEW) TIP VS NC RING 1 2 3 4 8 TIP 7 GND 6 GND 5 RING NC–No internal connection The D package is available taped and reeled. Add R suffix (i.e., TCM1030DR).

General Description

The TCM1030 and TCM1060 dual transient-voltage suppressors are designed specifically for telephone line card protection against lightning and transients induced by ac lines.

One of the TIP terminals (pin 1 or 8) and one of the RING terminals (pin 4 or 5) are connected to the tip and ring circuits of a subscriber line interface circuit (SLIC).

The battery feed connections between the SLIC and the subscriber line are from the remaining TIP (pin 1 or 8) and RING (pin 4 or 5) through the TCM1030 or the TCM1060 to tip and ring lines.

TCM1060 Distributor