TK8A50D K8A50D TK8A50D 其他被动元件 TK8A50D(STA4 TK8A50D(STA4,Q,M TK8A50D(STA4,Q,M) TK8A50D(STA4,X,M) TK8A50D(STA4,X,S) TK8A50D(STA4.X.S TK8A50D(STA4.X.S) TK8A50D(STA4;X;S)