The SMBJ17A with 27.6V 18.9V 17V SMB(DO-214AA) TVS ROHS is a tuned unidirectional transient voltage suppressor (TVS) diode packaged in a surface mount plastic package, making it easily mountable. This device is designed to protect sensitive components from voltage spikes, ISO transients, and other short duration events. This TVS diode also self-regulates and is available with 150 Vrms working voltage and 14 volts peak pulse power. The SMBJ17A also meets RoHS compliance standards and is manufactured by Semiware.