SMTPA320 Datasheet, STMicroelectronics

* Bidirectional crowbar protection
* Voltage range from 62 V to 320 V
* Low capacitance from 12 pF to 20 pF @ 50 V
* Low leakage current : IR = 2 µA max <.

Telecommunication equipment such as:
* Analog and digital line cards (xDSL, T1/E1, ISDN, ...)
* Terminals (phone.

These Trisil series have been designed to protect telecommunication equipment against lightning and transient induced by AC power lines. They are available in SMA, SMB and DO-15 packages. Benefits Trisils are not subject to ageing and provide a fail .