Compare the candidate package with the outline, pin count and polarity mark on the actual board.
SMD Marking
Y5
Possible components matching this marking.A marking is not a guaranteed identification by itself.
5possible components
MEDIUMambiguity level
Filters5 candidates
Narrow the list using the package, manufacturer or component family printed on the board.
5 possible components
Results are ordered by the available marking evidence.
1 FMY 52 evidence sources ROHM Semiconductor smd2 TRANSISTOR HIGH2 sources SMD, 2SA1514K + 2SC3906K, Uni, com. Emitter | Si-P/NManufacturer hint: ROHM Semiconductor 2 BZX 88 /C 162 evidence sources Unknown manufacturer (FER) smd2 DIODE HIGH2 sources Z, 5%, SMD | Si-DiManufacturer hint: Unknown manufacturer (FER) 3 BZX84 C162 evidence sources Vishay / Philips Semiconductors / Rectron Semiconductor / Unknown manufacturer (JGD) / Unknown manufacturer (CDI) / Sprague Electric / Taiwan Semiconductor smd2 DIODE HIGH2 sources SMD,Zener Diode, tolerance ±5%, 16V | Z-DiManufacturer hint: Vishay / Philips Semiconductors / Rectron Semiconductor / Unknown manufacturer (JGD) / Unknown manufacturer (CDI) / Sprague Electric / Taiwan Semiconductor 4 BZX 84 / C 162 evidence sources Siemens smd2 DIODE HIGH2 sources Stabi, SMD | Si-DiManufacturer hint: Siemens 5 BZV 49 /C 162 evidence sources Siemens smd1 DIODE HIGH2 sources Stabi, 5%, SMD | Si-DiManufacturer hint: Siemens
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.