NPN general purpose transistor

NPN transistor in a plastic SOT23 package.

PNP complement: PMBS3906.

Orderable parts

Type number Orderable part number Ordering code (12NC) Package Buy from distributors
PMBS3904 PMBS3904,215 933972890215 SOT23 Order product
PMBS3904 PMBS3904,235 933972890235 SOT23 Order product
PMBS3904 PMBS3904,185 933972890185 SOT23 Order product
PMBS3904/DG PMBS3904/DG,215 934062753215 SOT23 Order product
PMBS3904/L NoCatsType 934056534215 SOT23 Order product


  • Low current (max. 100 mA)
  • Low voltage (max. 40 V).
  • AEC-Q101 qualified

Target applications

  • General purpose switching and amplification, e.g. telephony and professional communication equipment.


Type numberPackage versionPackage nameSize (mm)PolarityConfigurationPtot (mW)VCEO [max] (V)IC [max] (mA)hFE [min]hFE [max]
PMBS3904SOT23SOT232.9 x 1.3 x 1NPN125040100100300


Type numberOrderable part number, (Ordering code (12NC))StatusMarkingPackageOutline versionReflow-/Wave solderingPacking
( 9339 728 90215 )

SOT23Reel 7" Q3/T4
( 9339 728 90235 )
Active%O4Reel 11" Q3/T4, LargePack

Quality, reliability & chemical content

Type numberOrderable part numberChemical contentRoHS / RHFEFRIFRMTBF (hour)MSLMSL leadfree
Quality and reliability disclaimer

Documentation (9)

File nameTitleTypeDate
PMBS3904NPN general purpose transistorData sheet2004-02-01
LSYMTRALetter Symbols - Transistors; GeneralDesign support1999-05-06
PMBS3904_Nexperia_Product_QualityPMBS3904 Nexperia Product QualityQuality document2019-05-20
PMBS3904_Nexperia_Product_ReliabilityPMBS3904 Nexperia Product ReliabilityQuality document2019-04-29
PMBS3904PMBS3904 SPICE modelSPICE model2019-10-16
SOT23_235Tape reel SMD; standard product orientation 12NC ending 235Packing2013-02-05
SOT23_185Tape reel SMD; standard product orientation 12NC ending 185Packing2012-11-16
SOT23_215Tape reel SMD; standard product orientation 12NC ending 215Packing2012-11-16
SOT23plastic, surface-mounted package; 3 terminals; 1.9 mm pitch; 2.9 mm x 1.3 mm x 1 mm bodyOutline drawing2019-01-09


If you are in need of design/technical support, let us know and fill in the answer form, we'll get back to you shortly.


File nameTitleTypeDate
LSYMTRALetter Symbols - Transistors; GeneralDesign support1999-05-06
PMBS3904PMBS3904 SPICE modelSPICE model2019-10-16

Ordering, pricing & availability

Type numberOrderable part numberOrdering code (12NC)PackingBuy online
PMBS3904PMBS3904,215933972890215Reel 7" Q3/T4Order product
PMBS3904PMBS3904,235933972890235Reel 11" Q3/T4, LargePackOrder product
PMBS3904PMBS3904,185933972890185Reel 7" Q3/T4 Pitch 4mm in Multi reel packOrder product
PMBS3904/DGPMBS3904/DG,215934062753215Reel 7" Q3/T4Order product
PMBS3904/LNoCatsType934056534215Reel 7" Q3/T4Order product


As a Nexperia customer you can order samples via our sales organization or directly via our Online Sample Store:

Sample orders normally take 2-4 days for delivery.

If you do not have a direct account with Nexperia our network of global and regional distributors is available and equipped to support you with Nexperia samples.