2SB503 TO-66
2SB503A TO-66
2SB504/2SB509E TO-66
2SB505 TO-66
2SB509 TO-66 Falcon
2SB509C TO-66
2SB550 TO-66
2SB551 TO-66 HIT
2SB563 TO-66
2SB599 TO-66