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High-voltage switching diode

High-voltage switching diode encapsulated in a small SOT23 Surface-Mounted Device (SMD) plastic package.

Orderable parts

Type number Orderable part number Ordering code (12NC) Package Buy from distributors
BAS19 BAS19,215 933502020215 SOT23 Order product
BAS19 BAS19,235 933502020235 SOT23 Order product
BAS19 BAS19,185 933502020185 SOT23 Order product
BAS19/G BAS19/G,215 934058335215 SOT23 Order product

Features and benefits

  • High switching speed: trr≤50ns
  • Low leakage current
  • Reverse voltage VR≤100 V
  • Low capacitance: Cd≤5 pF
  • Small SMD plastic package
  • AEC-Q101 qualified


  • High-speed switching at high voltage
  • High-voltage general-purpose switching
  • Voltage clamping
  • Reverse polarity protection


Type numberPackage versionPackage nameSize (mm)VR [max] (V)IFSM [max] (A)VF [max] (mV)IR [max] (nA)IFRM (mA)Configurationtrr [max] (ns)IF [max] (mA)Cd [max] (pF)
BAS19SOT23SOT232.9 x 1.3 x 110091000@IF=100mA100@VR=100V625single502005


Type numberOrderable part number, (Ordering code (12NC))StatusMarkingPackagePackage informationReflow-/Wave solderingPacking
( 9335 020 20215 )

SOT23Reel 7" Q3/T4
( 9335 020 20235 )
ActiveJP%Reel 11" Q3/T4, LargePack

Quality, reliability & chemical content

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

Documentation (3)

File nameTitleTypeDate
BAS19High-voltage switching diodeData sheet2019-03-22
BAS19_Nexperia_Product_QualityBAS19 Nexperia Product QualityQuality document2019-05-20
BAS19_Nexperia_Product_ReliabilityBAS19 Nexperia Product Reliability Quality documentQuality document2020-03-11


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.

Ordering, pricing & availability

Type numberOrderable part numberOrdering code (12NC)PackingBuy online
BAS19BAS19,215933502020215Reel 7" Q3/T4Order product
BAS19BAS19,235933502020235Reel 11" Q3/T4, LargePackOrder product
BAS19BAS19,185933502020185Reel 7" Q3/T4 Pitch 4mm in Multi reel packOrder product
BAS19/GBAS19/G,215934058335215Reel 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.