The way PC-based instrumentation should be DI-500.
FND507 - (FND500 - FND567) 7-Segment Numeric LED Displays
1N5221B - 500mW EPITAXIAL ZENER DIODE
FND500 - (FND500 - FND567) 7-Segment Numeric LED Displays
A-5001H - SINGLE DIGIT DISPLAY
1N5866A - 500mW UNIBLOC SILICON OXIDE-PASSIVATED ZENER REGULATOR DIODES
IP5511 - Integrated 500mA charging and 300mA discharging TWS charging box SOC
DTQ6500SJ - N-Channel MOSFET
DTV1500M - CRT HORIZONTAL DEFLECTION HIGH VOLTAGE DAMPER DIODE
DTV1500 - CRT HORIZONTAL DEFLECTION HIGH VOLTAGE DAMPER DIODE
RBV5006 - SILICON BRIDGE RECTIFIERS
MXL5007T - Low-Power Digital Terrestrial Silicon Tuner
CD7313GS - 500mW Audio power amplifier
1N4500 - SWITCHING DIODE
B250-C1500R - SILICON BRIDGE RECTIFIERS
PL5500 - High Efficiency 4-Switch Bidirectional Buck-Boost Controller
1N5252B - 500mW ZENER DIODE
1N5239B - 500mW ZENER DIODE
1N6283 - 1500W Unidirectional and Bidirectional Transient Voltage Suppressor Diodes
BY459X-1500 - Damper diode fast/ high-voltage
B500C2300-1500 - Silicon-Bridge Rectifiers