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PMST5551 Automotive Qualified

NPN high-voltage transistors

NPN high-voltage transistor in a SOT323 plastic package.

PNP complement: PMST5401.

Orderable parts

Type number Orderable part number Ordering code (12NC) Package Buy from distributors
PMST5551 PMST5551,115 934051560115 SOT323 Order product


  • Low current (max. 300 mA)
  • High voltage (max. 160 V).
  • AEC-Q101 qualified

Target applications

  • Switching and amplification in high voltage applications such as telephony.


Type numberOrderable part number, (Ordering code (12NC))StatusMarkingPackagePackage informationReflow-/Wave solderingPacking
( 9340 515 60115 )
SOT323Reel 7" Q1/T1

Quality, reliability & chemical content

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

Documentation (5)

File nameTitleTypeDate
PMST5550_5551NPN high-voltage transistorsData sheet1999-04-28
LSYMTRALetter Symbols - Transistors; GeneralDesign support1999-05-06
PMST5551_Nexperia_Product_QualityPMST5551 Nexperia Product QualityQuality document2019-05-20
PMST5551_Nexperia_Product_ReliabilityPMST5551 Nexperia Product Reliability Quality documentQuality document2020-03-11
PMST5551PMST5551 SPICE modelSPICE model2020-04-29


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
PMST5551PMST5551 SPICE modelSPICE model2020-04-29

Ordering, pricing & availability

Type numberOrderable part numberOrdering code (12NC)PackingBuy online
PMST5551PMST5551,115934051560115Reel 7" Q1/T1Order 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.