Compare the candidate package with the outline, pin count and polarity mark on the actual board.
SMD Marking
S2
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 1SS 3152 evidence sources Toshiba dil1 DIODE HIGH2 sources SMD,Schottky-Diode VHF-M, Band-S | Si-DiManufacturer hint: Toshiba 2 1SS 2422 evidence sources Toshiba smd1 DIODE HIGH2 sources SMD,Schottky-Diode VHF-Modulator, Band-S | Si-DiManufacturer hint: Toshiba 3 1PS 76SB702 evidence sources Philips Semiconductors dil1 DIODE HIGH2 sources SMD, Schottky barrier diode, 70V | Si-DiManufacturer hint: Philips Semiconductors 4 HSM 112WK2 evidence sources Hitachi smd2 DIODE HIGH2 sources SMD, Dual Battery Charge | Si-DiManufacturer hint: Hitachi 5 BBY 402 evidence sources Philips Semiconductors / Valvo / Zetex smd2 DIODE HIGH2 sources SMD, VHF variable capacitance diode | Si-DiManufacturer hint: Philips Semiconductors / Valvo / Zetex 6 1T 4022 evidence sources Sony smd1 DIODE HIGH2 sources SMD, Diode, 30V | Si-DiManufacturer hint: Sony 7 ZXT2 M3222 evidence sources Zetex smd1 TRANSISTOR HIGH2 sources SMD, SWITCHING TRANSISTOR, 20V 3.5A, 3W | Si-PManufacturer hint: Zetex 8 PBLS 4002 Y2 evidence sources Philips Semiconductors smd1 TRANSISTOR HIGH2 sources SMD, Complement. Pair Amp., 40V 0.5A 0.2W | Si-N/P+RManufacturer hint: Philips Semiconductors 9 SL022 evidence sources Vishay smd1 DIODE HIGH2 sources SMD, Schottky Diode | Si-DiManufacturer hint: Vishay 10 SD 106WS2 evidence sources Vishay dil1 DIODE HIGH2 sources SMD, Schottky Diode, 30V | Si-DiManufacturer hint: Vishay 11 FMS 2(A)2 evidence sources ROHM Semiconductor smd2 TRANSISTOR HIGH2 sources SMD, 2x 2SA1037AK, com. Base/Basis | Si-PManufacturer hint: ROHM Semiconductor 12 BAS16L2 evidence sources Philips Semiconductors smd1 DIODE HIGH2 sources SMD, High-speed diode, 75V | Si-DiManufacturer hint: Philips Semiconductors 13 BSV 352 evidence sources Unknown manufacturer (FER) smd2 TRANSISTOR HIGH2 sources SMD, SS | Si-NManufacturer hint: Unknown manufacturer (FER) 14 BFQ 312 evidence sources Thomson Semiconducteurs / Unknown manufacturer (FER) / KEC Semiconductor smd2 TRANSISTOR HIGH2 sources SMD, VHF band transistor, 15V 100mA, 200mW | Si-NManufacturer hint: Thomson Semiconducteurs / Unknown manufacturer (FER) / KEC Semiconductor 15 HSD 276A2 evidence sources Renesas Electronics smd1 DIODE HIGH2 sources SMD, Silicon Schottky Barrier Diode, 3V, 30mA | Si-DiManufacturer hint: Renesas Electronics 16 HSB 278S2 evidence sources Renesas Electronics smd2 DIODE HIGH2 sources SMD, Dual Silicon Schottky Barrier Diode, 30V, 150mA | Si-DiManufacturer hint: Renesas Electronics 17 HRC 0203B2 evidence sources Renesas Electronics smd1 DIODE HIGH2 sources SMD, Silicon Schottky Barrier Diode, 30V, 100mA | Si-DiManufacturer hint: Renesas Electronics 18 FS 2B2 evidence sources Fagor Electronica / Lite-On / Unknown manufacturer (JGD) smd1 DIODE HIGH2 sources SMD, Passivated Rectifier, 100V, 1,5A | Si-DiManufacturer hint: Fagor Electronica / Lite-On / Unknown manufacturer (JGD) 19 2SA 813-S22 evidence sources NEC (Nippon Electric Company) smd2 TRANSISTOR HIGH2 sources SMD, Uni | Si-PManufacturer hint: NEC (Nippon Electric Company)
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.