2SD510
NPN/PNP SILICON EPITAXIAL TRANSISTOR
2SD510S
NPN/PNP SILICON EPITAXIAL TRANSISTOR
2SD523
TRANSISTOR | BJT | DARLINGTON | NPN | 60V V(BR)..
2SD524
TRANSISTOR | BJT | DARLINGTON | NPN | 80V V(BR)..
2SD525
LOW FREQUENCY POWER AMPLIFIER(NPN EPITAXIAL)