SMCJ170AE3/TR13 - Microchip Technology

The SMCJ170AE3/TR13 is a robust transient voltage suppression (TVS) diode designed by Microchip Technology to protect sensitive electronic equipment from voltage spikes and surges. This component is specifically engineered to shield circuits against the destructive effects of transient voltage events such as electrostatic discharge (ESD), electrical fast transients (EFT), and secondary effects of lightning strikes.

Featuring a standoff voltage of 170V, the SMCJ170AE3/TR13 is capable of dissipating large amounts of transient energy with its peak pulse power rating of 1500W for a 10/1000μs waveform. This high level of power handling capability ensures that devices are well-protected in harsh electrical environments, making it an ideal choice for a wide range of applications, including automotive systems, industrial controls, power supply circuits, and communication devices.

Encased in a DO-214AB (SMC) package, the SMCJ170AE3/TR13 is designed for surface mount applications, facilitating easy integration into PCB designs. Its compact form factor is advantageous for space-constrained applications without compromising on performance. The device also features a low incremental surge resistance, which enhances its ability to respond to overvoltage events quickly and effectively.

With its bidirectional configuration, the SMCJ170AE3/TR13 provides symmetrical protection for AC applications or where the polarity of the transient could be either positive or negative. It meets the ISO 7637-2 and ISO 16750-2 standards for load dump protection, ensuring reliability in automotive environments subject to alternator load dump pulses.

Compliance with industry standards such as RoHS and REACH makes the SMCJ170AE3/TR13 an environmentally friendly choice, adhering to current regulations on hazardous substances. Its operational temperature range from -55°C to +150°C ensures stable performance across various environmental conditions.

In summary, the SMCJ170AE3/TR13 from Microchip Technology is a high-performance TVS diode that offers superior protection against voltage transients. Its robust design, high power dissipation capabilities, and compliance with stringent industry standards make it a safe and reliable choice for protecting sensitive electronics in a multitude of applications.