MMT05A230T3, MMT05A260T3, MMT05A310T3 Preferred De.
ON Semiconductor
MMT05A310T3 - Thyristor Surge Protectors
MMT05A230T3, MMT05A260T3, MMT05A310T3 Preferred Devices Thyristor Surge Protectors High Voltage Bidirectional TSPD http://onsemi.com These Thyristor.