Compare the candidate package with the outline, pin count and polarity mark on the actual board.
SMD Marking
D2
Possible components matching this marking.A marking is not a guaranteed identification by itself.
19possible components
VERY HIGHambiguity level
Filters19 candidates
Narrow the list using the package, manufacturer or component family printed on the board.
19 possible components
Results are ordered by the available marking evidence.
1 PMEM 4020 AND2 evidence sources Philips Semiconductors smd1 TRANSISTOR HIGH2 sources SMD, High Current Amplifier, 40V 0.95A 0.295W | Si-N+DiManufacturer hint: Philips Semiconductors 2 IMD 2(A)2 evidence sources ROHM Semiconductor smd1 TRANSISTOR HIGH2 sources SMD, T1=N, T2=P Rb=Rbe=22kOhm Rbe/Rb=0,8..1,2 | Si-N/PManufacturer hint: ROHM Semiconductor 3 BAW 63A2 evidence sources Unknown manufacturer (FER) / Texas Instruments smd2 DIODE HIGH2 sources SMD, S | Si-DiManufacturer hint: Unknown manufacturer (FER) / Texas Instruments 4 RN 2903AFS2 evidence sources Toshiba smd1 TRANSISTOR HIGH2 sources SMD,Transistor Silicon PNP Epitaxial Type, 50V 80mA 50mW | Si-P+RManufacturer hint: Toshiba 5 MMSZ 5227BS2 evidence sources Taiwan Semiconductor dil1 DIODE HIGH2 sources SMD, Surface Mount Zener Diode, 3,6V 200mW | Z-DiManufacturer hint: Taiwan Semiconductor 6 MMSZ 5227B2 evidence sources Taiwan Semiconductor smd1 DIODE HIGH2 sources SMD, Surface Mount Zener Diode, 3,6V 500mW | Z-DiManufacturer hint: Taiwan Semiconductor 7 AZ23 C3V02 evidence sources Taiwan Semiconductor smd2 DIODE HIGH2 sources Dual, Common Anode, 300mW | Z-DiManufacturer hint: Taiwan Semiconductor 8 UMD 2N2 evidence sources ROHM Semiconductor smd1 TRANSISTOR HIGH2 sources SMD, DTA124E + DTC124E, Dual Digital Transistor | Si-P/N+RManufacturer hint: ROHM Semiconductor 9 EMD 22 evidence sources ROHM Semiconductor smd1 TRANSISTOR HIGH2 sources SMD, DTA124E + DTC124E, Dual Digital Transistor | Si-P/N+RManufacturer hint: ROHM Semiconductor 10 IMD 2A2 evidence sources ROHM Semiconductor smd1 TRANSISTOR HIGH2 sources SMD, DTA124E + DTC124E, Dual Digital Transistor | Si-P/N+RManufacturer hint: ROHM Semiconductor 11 MMSZ 52272 evidence sources Vishay smd1 DIODE HIGH2 sources SMD, Silicon Planar Zener Diode | Z-DiManufacturer hint: Vishay 12 MAZF 0562 evidence sources Matsushita Electric dil1 DIODE HIGH2 sources SMD, TAZ, ±5% | Si-DiManufacturer hint: Matsushita Electric 13 BC 857 BM2 evidence sources Philips Semiconductors smd3 TRANSISTOR HIGH2 sources SMD, Small Signal Amplifier, 45V 0.1A 0.25W | Si-PManufacturer hint: Philips Semiconductors 14 BZX884-C182 evidence sources Philips Semiconductors smd1 DIODE HIGH2 sources SMD, Voltage regulator diode, 18V, tolerance ±5% | Z-DiManufacturer hint: Philips Semiconductors 15 2SC5277-D22 evidence sources Sanyo Semiconductor smd2 TRANSISTOR HIGH2 sources SMD, UHF/SHF | Si-NManufacturer hint: Sanyo Semiconductor 16 BZD27 C4V3P2 evidence sources Vishay smd1 DIODE HIGH2 sources SMD, Voltage regulator | Z-Di, ICManufacturer hint: Vishay 17 BAP63-032 evidence sources Philips Semiconductors dil1 DIODE HIGH2 sources SMD, Silicon PIN diode, 50V | PIN-DiManufacturer hint: Philips Semiconductors 18 AZ23 C32 evidence sources AEG-Telefunken / Vishay smd2 DIODE HIGH2 sources Dual, Common Anode, ±5%, SOT-23 | Z-DiManufacturer hint: AEG-Telefunken / Vishay 19 AZ23 B32 evidence sources AEG-Telefunken / Vishay smd2 DIODE HIGH2 sources Dual, Common Anode, ±2%, SOT-23 | Z-DiManufacturer hint: AEG-Telefunken / Vishay
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.