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NPN 500 mA, 50 V resistor-equipped transistors; R1 = 2.2 kOhm, R2 = 10 kOhm

500 mA NPN Resistor-Equipped Transistors (RET) family.

Orderable parts

Type number Orderable part number Ordering code (12NC) Package Buy from distributors
PDTD123YT PDTD123YT,215 934058982215 SOT23 Order product
PDTD123YT/APG PDTD123YT/APGVL 934067861235 SOT23 Order product
PDTD123YT/APG PDTD123YT/APGR 934067861215 SOT23 Order product

Features and benefits

  • Built-in bias resistors
  • Simplifies circuit design
  • 500 mA output current capability
  • Reduces component count
  • Reduces pick and place costs
  • ±10 % resistor ratio tolerance
  • AEC-Q101 qualified


  • Digital application in automotive and industrial segment
  • Controlling IC inputs
  • Cost saving alternative for BC817 series in digital applications
  • Switching loads


Type numberPackage versionPackage nameSize (mm)channel typePtot (mW)R2 (typ) (kΩ)IC [max] (mA)R1 (typ) (kΩ)VCEO (V)
PDTD123YTSOT23SOT232.9 x 1.3 x 1NPN250105002.250


Type numberOrderable part number, (Ordering code (12NC))StatusMarkingPackagePackage informationReflow-/Wave solderingPacking
( 9340 589 82215 )

SOT23Reel 7" Q3/T4
( 9340 678 61235 )

SOT23Reel 11" Q3/T4, LargePack
( 9340 678 61215 )
Active%7XReel 7" Q3/T4

Quality, reliability & chemical content

Type numberOrderable part numberChemical contentRoHS / RHFMSLMSL leadfree
Quality and reliability disclaimer

Documentation (5)

File nameTitleTypeDate
PDTD123Y_SERNPN 500 mA, 50 V resistor-equipped transistors; R1 = 2.2 kOhm, R2 = 10 kOhmData sheet2009-11-26
LSYMTRALetter Symbols - Transistors; GeneralDesign support1999-05-06
PDTD123YT_Nexperia_Product_QualityPDTD123YT Nexperia Product QualityQuality document2019-05-20
PDTD123YT_Nexperia_Product_ReliabilityPDTD123YT Nexperia Product ReliabilityQuality document2021-03-19
PDTD123YTPDTD123YT SPICE modelSPICE model2020-11-11


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
PDTD123YTPDTD123YT SPICE modelSPICE model2020-11-11

Ordering, pricing & availability

Type numberOrderable part numberOrdering code (12NC)PackingBuy online
PDTD123YTPDTD123YT,215934058982215Reel 7" Q3/T4Order product
PDTD123YT/APGPDTD123YT/APGVL934067861235Reel 11" Q3/T4, LargePackOrder product
PDTD123YT/APGPDTD123YT/APGR934067861215Reel 7" Q3/T4Order product


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