SMBJ20 - Diodo Zener Suppressors Transient, Diode TVS,Transzorb Single 20Volts 600W - 2Pinos SMB/ DO-214AA / Uni-Directional ou Bidirectional.
SMBJ20CA-Diode TVS Single Bi-Dir 20V 600W 2-Pin SMB
A = UNIDIRECIONAL
CA = BIDIRECIONAL