Compare the candidate package with the outline, pin count and polarity mark on the actual board.
SMD Marking
G4
Possible components matching this marking.A marking is not a guaranteed identification by itself.
15possible components
VERY HIGHambiguity level
Filters15 candidates
Narrow the list using the package, manufacturer or component family printed on the board.
15 possible components
Results are ordered by the available marking evidence.
1 FMG 4(A)2 evidence sources ROHM Semiconductor smd2 TRANSISTOR HIGH2 sources SMD, Dual, int. Rb=10kOhm | Si-NManufacturer hint: ROHM Semiconductor 2 BAR 63-042 evidence sources Siemens smd2 DIODE HIGH2 sources SMD, PIN-Diode universal, S, ..3GHz | Si-DiManufacturer hint: Siemens 3 SS 1040FL2 evidence sources Unknown manufacturer (WTE) smd1 DIODE HIGH2 sources SMD,Schottky barrier rectifier, 40V 1A 450mW | Si-DiManufacturer hint: Unknown manufacturer (WTE) 4 UMG 4N2 evidence sources ROHM Semiconductor / Unknown manufacturer (DII) smd2 TRANSISTOR HIGH2 sources SMD, 2x DTC114T, Dual Digital Transistor, com. Emitter | Si-N+RManufacturer hint: ROHM Semiconductor / Unknown manufacturer (DII) 5 MBT 35200 MT12 evidence sources onsemi smd1 TRANSISTOR HIGH2 sources SMD, S, high current | Si-PManufacturer hint: onsemi 6 PZU 2.7B2 evidence sources Philips Semiconductors dil1 DIODE HIGH2 sources SMD, Voltage regulator diode, 2.7V | Z-DiManufacturer hint: Philips Semiconductors 7 PMEG 4010BEV2 evidence sources Philips Semiconductors - DIODE HIGH2 sources SMD, Schottky barrier diode, 40V | Si-DiManufacturer hint: Philips Semiconductors 8 FMG 4A2 evidence sources ROHM Semiconductor smd2 TRANSISTOR HIGH2 sources SMD, 2x DTC114T, Dual Digital Transistor, com. Emitter | Si-N+RManufacturer hint: ROHM Semiconductor 9 EMG 42 evidence sources ROHM Semiconductor smd2 TRANSISTOR HIGH2 sources SMD, 2x DTC114T, Dual Digital Transistor, com. Emitter | Si-N+RManufacturer hint: ROHM Semiconductor 10 BFS 20R2 evidence sources AEG-Telefunken / Philips Semiconductors / Thomson Semiconducteurs / Siemens / Valvo / Unknown manufacturer (FER) smd2 TRANSISTOR HIGH2 sources SMD, HF | Si-NManufacturer hint: AEG-Telefunken / Philips Semiconductors / Thomson Semiconducteurs / Siemens / Valvo / Unknown manufacturer (FER) 11 GTZ6.82 evidence sources Vishay dil1 DIODE HIGH2 sources Zener Diodes | Z-DiManufacturer hint: Vishay 12 FRS 2G2 evidence sources Fagor Electronica smd1 DIODE HIGH2 sources SMD, Fast Recovery Rectifier, 400V, 1,5A | Si-DiManufacturer hint: Fagor Electronica 13 2SC2107-G42 evidence sources NEC (Nippon Electric Company) smd2 TRANSISTOR HIGH2 sources SMD, Uni | Si-NManufacturer hint: NEC (Nippon Electric Company) 14 BZD27 C91P2 evidence sources Vishay / Taiwan Semiconductor smd1 DIODE HIGH2 sources SMD, Voltage regulator | Z-Di, ICManufacturer hint: Vishay / Taiwan Semiconductor 15 2SA 1257-42 evidence sources Sanyo Semiconductor smd2 TRANSISTOR HIGH2 sources SMD, S, NF-Tr | Si-PManufacturer hint: Sanyo 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.