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BST51

NPN Darlington transistors

NPN Darlington transistor in a SOT89 plastic package.

PNP complements: BST60, BST61 and BST62.

Orderable parts

Type number Orderable part number Ordering code (12NC) Package Buy from distributors
BST51 BST51,135 933644260135 SOT89 Order product
BST51 BST51,115 933644260115 SOT89 Order product

Features and benefits

  • High current (max. 0.5 A)
  • Low voltage (max. 80 V)
  • Integrated diode and resistor.
  • AEC-Q101 qualified

Applications

  • Industrial switching applications such as:
    • Print hammer
    • Solenoid
    • Relay and lamp driving.

Parametrics

Type numberPackage versionPackage nameSize (mm)hFE mintoff (ns)fT min (MHz)PolarityIC max (mA)VCES max (V)Ptot max (mW)ComplementhFE max
BST51SOT89SOT894.5 x 2.5 x 1.520001500200NPN500601300BST61>2000

Package

Type numberOrderable part number, (Ordering code (12NC))StatusMarkingPackagePackage informationReflow-/Wave solderingPacking
BST51BST51,135
( 9336 442 60135 )
ActiveAS2

(SOT89)
SOT89Reel 13” or 11 ¼” Q1/T1
BST51,115
( 9336 442 60115 )
ActiveAS2Reel 7” Q1/T1 or Q2/T3

Quality, reliability & chemical content

Type numberOrderable part numberChemical contentRoHS / RHFMSLMSL leadfree
BST51BST51,135BST5111
BST51BST51,115BST5111
Quality and reliability disclaimer

Documentation (6)

File nameTitleTypeDate
BST50_51_52NPN Darlington transistorsData sheet2004-12-08
LSYMTRALetter Symbols - Transistors; GeneralDesign support1999-05-06
DERATSMDPower Derating Curves for SMDs; GeneralDesign support1999-05-06
BST51_Nexperia_Product_QualityBST51 Nexperia Product QualityQuality document2019-05-20
BST51_Nexperia_Product_ReliabilityBST51 Nexperia Product ReliabilityQuality document2021-03-19
BST51BST51 SPICE modelSPICE model2020-11-11

Support

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.

Models

File nameTitleTypeDate
LSYMTRALetter Symbols - Transistors; GeneralDesign support1999-05-06
DERATSMDPower Derating Curves for SMDs; GeneralDesign support1999-05-06
BST51BST51 SPICE modelSPICE model2020-11-11

Ordering, pricing & availability

Type numberOrderable part numberOrdering code (12NC)PackingBuy online
BST51BST51,135933644260135Reel 13” or 11 ¼” Q1/T1 Order product
BST51BST51,115933644260115Reel 7” Q1/T1 or Q2/T3Order product

Sample

As a Nexperia customer you can order samples via our sales organization or directly via our Online Sample Store: https://extranet.nexperia.com.

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.