Compare the candidate package with the outline, pin count and polarity mark on the actual board.
SMD Marking
P1
Possible components matching this marking.A marking is not a guaranteed identification by itself.
18possible components
VERY HIGHambiguity level
Filters18 candidates
Narrow the list using the package, manufacturer or component family printed on the board.
18 possible components
Results are ordered by the available marking evidence.
1 RT 1 P141C2 evidence sources Mitsubishi smd2 TRANSISTOR HIGH2 sources SMD, Rb=10±3kOhm Rbe=10kOhm | Si-PManufacturer hint: Mitsubishi 2 1PS 74SB232 evidence sources Philips Semiconductors smd1 DIODE HIGH2 sources SMD, Schottky barrier diode, 25V | Si-DiManufacturer hint: Philips Semiconductors 3 HVU 1312 evidence sources Hitachi / Renesas Electronics dil1 DIODE HIGH2 sources SMD, PIN-Diode Antenn.-S. | Si-DiManufacturer hint: Hitachi / Renesas Electronics 4 HVC 1312 evidence sources Hitachi / Renesas Electronics dil1 DIODE HIGH2 sources SMD, PIN-Diode Antenn.-S. | Si-DiManufacturer hint: Hitachi / Renesas Electronics 5 BB 1312 evidence sources Philips Semiconductors dil1 DIODE HIGH2 sources SMD, TV-VHF-Tuner(Coupling) | Si-DiManufacturer hint: Philips Semiconductors 6 MA 26P012 evidence sources Panasonic smd1 DIODE HIGH2 sources SMD,Silicon epitaxial planar type, 60V 100mA | Si-DiManufacturer hint: Panasonic 7 UMP 1N2 evidence sources ROHM Semiconductor smd2 DIODE HIGH2 sources SMD, 4x Switching diode, 80V 150mW | Si-DiManufacturer hint: ROHM Semiconductor 8 RT 1 P141M2 evidence sources Mitsubishi smd2 TRANSISTOR HIGH2 sources S, Rb=1±0,3kOhm Rbe=22kOhm Rbe/Rb=20..24 | Si-NManufacturer hint: Mitsubishi 9 RT 1 P137P2 evidence sources Mitsubishi smd1 TRANSISTOR HIGH2 sources S, Rb=1±0,3kOhm Rbe=22kOhm Rbe/Rb=20..24 | Si-NManufacturer hint: Mitsubishi 10 FCX 5912 evidence sources Zetex smd1 TRANSISTOR HIGH2 sources SMD, TRANSISTOR, 60V 1A, 1W | Si-PManufacturer hint: Zetex 11 D 70Y.8T12 evidence sources General Electric smd1 TRANSISTOR HIGH2 sources SMD, NF | Si-NManufacturer hint: General Electric 12 MMSZ 52662 evidence sources Vishay smd1 DIODE HIGH2 sources SMD, Silicon Planar Zener Diode | Z-DiManufacturer hint: Vishay 13 2SK 1577-12 evidence sources - - FET HIGH2 sources SMD, J-FET, N-CHANNEL 14 BFS 422 evidence sources Unknown manufacturer (FER) smd2 TRANSISTOR HIGH2 sources SMD, NF/HF | Si-NManufacturer hint: Unknown manufacturer (FER) 15 BFG 21W2 evidence sources Philips Semiconductors smd1 TRANSISTOR HIGH2 sources SMD, UHF power transistor, 4,5V 500mA, 0.6W | Si-NManufacturer hint: Philips Semiconductors 16 SST 2012 evidence sources Siliconix / Vishay smd2 FET HIGH2 sources SMD, Junktion FET, 40V 350mW | Si-NManufacturer hint: Siliconix / Vishay 17 HVB 187 YP2 evidence sources Hitachi / Renesas Electronics smd1 DIODE HIGH2 sources SMD, Low Restistance | Si-DiManufacturer hint: Hitachi / Renesas Electronics 18 FMP 12 evidence sources ROHM Semiconductor smd2 DIODE HIGH2 sources SMD, 4x Switching diode, 80V 80mW | DiManufacturer hint: ROHM 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.