Compare the candidate package with the outline, pin count and polarity mark on the actual board.
SMD Marking
8M
Possible components matching this marking.A marking is not a guaranteed identification by itself.
10possible components
HIGHambiguity level
Filters10 candidates
Narrow the list using the package, manufacturer or component family printed on the board.
10 possible components
Results are ordered by the available marking evidence.
1 UN 221D2 evidence sources Matsushita Electric smd2 TRANSISTOR HIGH2 sources SMD | Si-NManufacturer hint: Matsushita Electric 2 HMBZ 5237 B2 evidence sources Unknown manufacturer (HSM) smd2 DIODE HIGH2 sources SMD,ZENER DIODES, 8.2V 225mW | Si-Di, Z-DiManufacturer hint: Unknown manufacturer (HSM) 3 MA 2SD292 evidence sources Panasonic smd1 DIODE HIGH2 sources SMD,Silicon epitaxial planar type, 30V 100mA | Si-DiManufacturer hint: Panasonic 4 MA 27D292 evidence sources Panasonic smd1 DIODE HIGH2 sources SMD,Silicon epitaxial planar type, 30V 100mA | Si-DiManufacturer hint: Panasonic 5 UNR521D2 evidence sources Panasonic smd2 TRANSISTOR HIGH2 sources SMD, NPN Transistor, 50V 100mA, 150mW | Si-N+RManufacturer hint: Panasonic 6 UNR921DJ2 evidence sources Panasonic smd2 TRANSISTOR HIGH2 sources SMD,NPN-Transistor,50V 100mA 125mV | Si-N+RManufacturer hint: Panasonic 7 TMPZ 52372 evidence sources Sprague Electric smd2 DIODE HIGH2 sources SMD, Zener Diode, 8.2V | Z-DiManufacturer hint: Sprague Electric 8 SMBZ 5237B2 evidence sources Unknown manufacturer (SRG) smd2 DIODE HIGH2 sources SMD, Zener Diode, 8,2V, Tolerance 5% | Si-DiManufacturer hint: Unknown manufacturer (SRG) 9 MMBZ 52372 evidence sources Vishay smd2 DIODE HIGH2 sources SMD, Zener Diode | Z-DiManufacturer hint: Vishay 10 MMBZ 5237B2 evidence sources Unknown manufacturer (JGD) / KEC Semiconductor smd2 DIODE HIGH2 sources SMD, Zener Diode, 8,2V | Z-DiManufacturer hint: Unknown manufacturer (JGD) / KEC Semiconductor
Safe identification
How to verify this result
Check the official datasheet for pinout, voltage, current and thermal ratings—not only the marking.
Do not treat a short marking, a low-confidence candidate or a family match as a drop-in replacement.