STMicroelectronics 1-Element Bi-Directional TVS Diode 600 W Surface Mount DO-214 SMBJ12CA-TR

STMicroelectronics SMBJ12CA-TR is a high-performance 1-element Bi-Directional TVS Diode engineered for protection of sensitive electronic components against transient voltage spikes. Featuring a robust single diode configuration and bidirectional polarity, this device supports surface mount installation in the compact DO-214 package. It offers a peak pulse power dissipation rating of 600 W, making it ideal for heavy-duty surge suppression applications in industrial, automotive, and consumer electronics sectors.

The device has a minimum breakdown voltage (Vbr) of 13.3 V, ensuring stable clamping action at transient events and a maximum reverse stand-off voltage (Vwm) of 12 V. It clamps voltage surges to a maximum of 25.3 V, protecting downstream circuitry efficiently. The SMBJ12CA-TR operates reliably over a wide temperature range from -55°C to +150°C, allowing use in harsh and demanding environments.

The diode’s package dimensions measure 4.6 mm in length, 3.95 mm in width, and 2.45 mm in height, offering compactness for limited space PCB layouts. It features very low maximum reverse leakage current of 200 nA which contributes to low power loss during normal operation. The maximum peak pulse current capability is 157 A, providing reliable surge handling capacity.

This TVS diode is an essential component for safeguarding power supplies, communications equipment, automotive electronics, industrial controllers, and other sensitive semiconductor devices against damaging transient overvoltages. While it is not certified to automotive standards, it remains a highly reliable protection element for a wide range of commercial and industrial applications.

Single diode configuration suitable for transient voltage suppression. Bidirectional polarity for protection against voltage spikes in both directions. Minimum breakdown voltage of 13.3 V ensures robust operation. Compact DO-214 package with 2 pins for efficient PCB mounting.

High peak pulse power dissipation of 600 W guarantees reliable transient protection. Clamping voltage of 25.3 V limits voltage transients effectively. Wide operating temperature range from -55°C to 150°C for harsh environments.

Low maximum reverse leakage current of 200 nA enhances efficiency. Typical maximum peak pulse current of 157 A for surge handling. Meets stringent quality with no automotive standard certification but engineered for industrial applications.

STMicroelectronics products are known for quality and performance, making the SMBJ12CA-TR TVS diode well-suited for protecting electronic circuits in industrial controls, telecom infrastructure, power supplies, and consumer electronics. Explore more TVS Diodes and other semiconductor devices in EnvMart’s comprehensive electronics category.