SMAJ5.0CA-T500 SMAJ5.0CA-TP SMAJ5.0CATR SMAJ5.0CA-TR SMAJ5.0CA-TR original SMAJ5.0CA-TR TVS SMAJ5.0CA-TR TVS二极管 SMAJ5.0CATR-13 SMAJ5.0CAV-TP SMAJ5.0CA-W