1N457_T50R CDBFN1100-HF 1N457A_T50R CDBFR0230L-HF 1N458A_T50R CDBK0520 1N459 CDBK0520-HF 1N459A_T50R CDBK0520L 1N483B CDBK0520L-HF 1N483B_T50R CDBK0530 1N483BTR CDBK0530-HF 1N485B_T50R CDBK0540 1N486B CDBK0540-HF