Compare the candidate package with the outline, pin count and polarity mark on the actual board.
SMD Marking
K3
Possible components matching this marking.A marking is not a guaranteed identification by itself.
8possible components
HIGHambiguity level
Filters8 candidates
Narrow the list using the package, manufacturer or component family printed on the board.
8 possible components
Results are ordered by the available marking evidence.
1 RN 2964FS2 evidence sources Toshiba smd1 TRANSISTOR HIGH2 sources SMD,Transistor Silicon PNP Epitaxial Type, 20V 50mA 50mW | Si-P+RManufacturer hint: Toshiba 2 PBLS 4003 V2 evidence sources Philips Semiconductors smd1 TRANSISTOR HIGH2 sources SMD, Complement. Pair Amp., 40V 0.5A 0.2W | Si-N/P+RManufacturer hint: Philips Semiconductors 3 2SK 57-32 evidence sources - - FET HIGH2 sources SMD, J-FET, N-CHANNEL 4 2SK 28392 evidence sources Toshiba smd1 FET HIGH2 sources SMD, V-MOS*, S Logic Level | MOS N-enhManufacturer hint: Toshiba 5 MMSZ 52532 evidence sources Vishay smd1 DIODE HIGH2 sources SMD, Silicon Planar Zener Diode | Z-DiManufacturer hint: Vishay 6 2SC 3143-32 evidence sources Sanyo Semiconductor smd2 TRANSISTOR HIGH2 sources SMD, S, NF-Tr | Si-NManufacturer hint: Sanyo Semiconductor 7 BZX384-B3V02 evidence sources Philips Semiconductors dil1 DIODE HIGH2 sources SMD, Voltage regulator diode, 3V, Tolerance ±2% | Z-DiManufacturer hint: Philips Semiconductors 8 BB 145C2 evidence sources Philips Semiconductors smd1 DIODE HIGH2 sources SMD, Low-voltage variable capacitance diode | Si-DiManufacturer hint: Philips Semiconductors
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.