Compare the candidate package with the outline, pin count and polarity mark on the actual board.
SMD Marking
U1
Possible components matching this marking.A marking is not a guaranteed identification by itself.
6possible components
HIGHambiguity level
Filters6 candidates
Narrow the list using the package, manufacturer or component family printed on the board.
6 possible components
Results are ordered by the available marking evidence.
1 RN 2102FS2 evidence sources Toshiba - TRANSISTOR HIGH2 sources SMD,Transistor Silicon PNP Epitaxial Type, 20V 50mA 50mW | Si-P+RManufacturer hint: Toshiba 2 TA 4004F2 evidence sources Toshiba smd2 TRANSISTOR HIGH2 sources SMD, VHF/UHF-Modul (IC) Ucc=6V Icc=10..16mA | Si-NManufacturer hint: Toshiba 3 TA 4004 F1 evidence source Toshiba - IC MEDIUM1 source SMD, Modul, VHF, UHF | Si-N, ICManufacturer hint: Toshiba 4 3SK 2832 evidence sources Toshiba smd1 FET HIGH2 sources SMD, Dual-Gate TV-UHF-Tuner | GaAs N-dpl MESManufacturer hint: Toshiba 5 BCX19 LT12 evidence sources onsemi smd2 TRANSISTOR HIGH2 sources SMD, Small Signal Amplifier, 45V 0.5A 0.3W | Si-NManufacturer hint: onsemi 6 FES 1A2 evidence sources Fagor Electronica smd1 DIODE HIGH2 sources SMD, Ultrafast Recovery Rectifier, 50V, 1A | 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.