Vishay Semiconductors SA12A/54 Breakdown Voltage: 13.3 V Clamping Voltage: 19.9 V Dimensions: 3.6 (Max) mm W x 7.6 (Max) mm L Factory Pack Quantity: 4000 Maximum Operating Temperature: + 175 C Minimum Operating Temperature: - 55 C Operating Voltage: 12 V Package / Case: DO-204AC Peak Pulse Power Dissipation: 500 W Peak Surge Current: 25.1 A Polarity: Unidirectional Product Category: TVS Diodes - Transient Voltage Suppressors Tradename: TRANSZORB