SMA6J15CA-Q is a bidirectional transient voltage suppressor diode designed for overvoltage transient protection in compact surface mount applications. This device features a working peak reverse voltage of 15 V with a breakdown voltage range of 16.7 V to 18.5 V, and is rated for a maximum reverse voltage of 1.0 V. The diode exhibits a maximum leakage current of 15 µA at the rated reverse voltage and can handle a reverse surge current of 24.6 A, providing robust protection against transient events. With RoHS and AEC-Q101 automotive-grade compliance, the SMA6J15CA-Q is suitable for protecting power buses, I/O interfaces, and sensitive circuitry in telecom, computer, industrial, and consumer electronics applications where reliable ESD and surge protection is essential.