Compare the candidate package with the outline, pin count and polarity mark on the actual board.
SMD Marking
J1
Possible components matching this marking.A marking is not a guaranteed identification by itself.
9possible components
HIGHambiguity level
Filters9 candidates
Narrow the list using the package, manufacturer or component family printed on the board.
9 possible components
Results are ordered by the available marking evidence.
1 HSM 402WK2 evidence sources Hitachi smd2 DIODE HIGH2 sources SMD, Dual | Si-DiManufacturer hint: Hitachi 2 ZC 830A2 evidence sources Unknown manufacturer (FER) / Zetex smd2 DIODE HIGH2 sources VHF/UHF-Tuning | Si-DiManufacturer hint: Unknown manufacturer (FER) / Zetex 3 RN 1962FS2 evidence sources Toshiba smd1 TRANSISTOR HIGH2 sources SMD,Transistor Silicon NPN Epitaxial Type, 20V 50mA 50mW | Si-N+RManufacturer hint: Toshiba 4 MMSZ 5246BS2 evidence sources Taiwan Semiconductor dil1 DIODE HIGH2 sources SMD, Surface Mount Zener Diode, 16V 200mW | Z-DiManufacturer hint: Taiwan Semiconductor 5 MMSZ 5246B2 evidence sources Taiwan Semiconductor smd1 DIODE HIGH2 sources SMD, Surface Mount Zener Diode, 16V 500mW | Z-DiManufacturer hint: Taiwan Semiconductor 6 D1 FJ102 evidence sources Unknown manufacturer (SHI) smd1 DIODE HIGH2 sources SMD, Schottky Barrier Diode, 100V 1A | Si-DiManufacturer hint: Unknown manufacturer (SHI) 7 MMSZ 52462 evidence sources Vishay smd1 DIODE HIGH2 sources SMD, Silicon Planar Zener Diode | Z-DiManufacturer hint: Vishay 8 BSS138 LT12 evidence sources onsemi smd2 FET HIGH2 sources SMD, V-MOS Logic Level | MOS N-enhManufacturer hint: onsemi 9 FRS 3A2 evidence sources Fagor Electronica smd1 DIODE HIGH2 sources SMD, Fast Recovery Rectifier, 50V, 3A | Si-DiManufacturer hint: Fagor Electronica
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.