Compare the candidate package with the outline, pin count and polarity mark on the actual board.
SMD Marking
B2
Possible components matching this marking.A marking is not a guaranteed identification by itself.
17possible components
VERY HIGHambiguity level
Filters17 candidates
Narrow the list using the package, manufacturer or component family printed on the board.
17 possible components
Results are ordered by the available marking evidence.
1 MBR 0520 (LT1,LT3)2 evidence sources Motorola smd1 DIODE HIGH2 sources SMD, Schottky | Si-DiManufacturer hint: Motorola 2 IMB 2(A)2 evidence sources ROHM Semiconductor smd1 TRANSISTOR HIGH2 sources SMD, Dual, int. Rb=Rbe=47kOhm Rbe/Rb=0,8..1,2 | Si-PManufacturer hint: ROHM Semiconductor 3 HVC 358B2 evidence sources Hitachi / Renesas Electronics dil1 DIODE HIGH2 sources SMD, DIODES, RECTIFIERS | Si-DiManufacturer hint: Hitachi / Renesas Electronics 4 SS 05202 evidence sources Unknown manufacturer (WTE) smd1 DIODE HIGH2 sources SMD,Schottky barrier rectifier, 20V 500mA 410mW | Si-DiManufacturer hint: Unknown manufacturer (WTE) 5 HSMS 28122 evidence sources Agilent Technologies smd2 DIODE HIGH2 sources SMD, Dual HF-Schottky Diode, 20V | Si-DiManufacturer hint: Agilent Technologies 6 UMB 6N2 evidence sources ROHM Semiconductor smd1 TRANSISTOR HIGH2 sources SMD, 2x DTA144E, Dual Digital Transistor | Si-P+RManufacturer hint: ROHM Semiconductor 7 UMB 2N2 evidence sources ROHM Semiconductor smd1 TRANSISTOR HIGH2 sources SMD, 2x DTA144E, Dual Digital Transistor | Si-P+RManufacturer hint: ROHM Semiconductor 8 IMB 2A2 evidence sources ROHM Semiconductor smd1 TRANSISTOR HIGH2 sources SMD, 2x DTA144E, Dual Digital Transistor | Si-P+RManufacturer hint: ROHM Semiconductor 9 EMB 22 evidence sources ROHM Semiconductor smd1 TRANSISTOR HIGH2 sources SMD, 2x DTA144E, Dual Digital Transistor | Si-P+RManufacturer hint: ROHM Semiconductor 10 FSS 232 evidence sources Fagor Electronica smd1 DIODE HIGH2 sources SMD, Schottky Barrier Rectifier, 30V, 2A | Si-DiManufacturer hint: Fagor Electronica 11 MBR 0520L2 evidence sources Vishay smd1 DIODE HIGH2 sources SMD, Schottky | Si-DiManufacturer hint: Vishay 12 MAZF 0362 evidence sources Matsushita Electric dil1 DIODE HIGH2 sources SMD, TAZ, ±5% | Si-DiManufacturer hint: Matsushita Electric 13 B 22 evidence sources NEC (Nippon Electric Company) - TRANSISTOR HIGH2 sources TRANSISTORS, NPNManufacturer hint: NEC (Nippon Electric Company) 14 2SC1621-B22 evidence sources NEC (Nippon Electric Company) smd2 TRANSISTOR HIGH2 sources SMD, S | Si-NManufacturer hint: NEC (Nippon Electric Company) 15 BZX884-C2V72 evidence sources Philips Semiconductors smd1 DIODE HIGH2 sources SMD, Voltage regulator diode, 2,7V, tolerance ±5% | Z-DiManufacturer hint: Philips Semiconductors 16 2SC4931-B22 evidence sources Sanyo Semiconductor smd2 TRANSISTOR HIGH2 sources SMD, VHF/UHF | Si-NManufacturer hint: Sanyo Semiconductor 17 ASB 003402 evidence sources Unknown manufacturer (ANA) smd1 DIODE HIGH2 sources SMD, Schottky Barrier Diode, 40V, 30mA | Si-DiManufacturer hint: Unknown manufacturer (ANA)
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.