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
BAS20 BAS20,235 933502030235 SOT23 Order product
BAS20 BAS20,215 933502030215 SOT23 Order product
BAS20/G BAS20/G,215 934058951215 SOT23 Order product


  • High switching speed: trr ≤ 50 ns
  • Low leakage current
  • Reverse voltage VR ≤ 150 V
  • Low capacitance: Cd ≤ 5 pF
  • Small SMD plastic package
  • AEC-Q101 qualified

Target applications

  • 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)
BAS20SOT23SOT232.9 x 1.3 x 115091000@IF=100mA100@VR=150V625single502005


Type numberPackageOutline versionReflow-/Wave solderingPackingStatusMarkingOrderable part number, (Ordering code (12NC))

SOT23Reel 11" Q3/T4, LargePackActiveJR%BAS20,235
( 9335 020 30235 )
Reel 7" Q3/T4ActiveJR%BAS20,215
( 9335 020 30215 )

Quality, reliability & chemical content

Type numberOrderable part numberChemical contentRoHS / RHFLeadfree conversion dateEFRIFRMTBF (hour)MSLMSL leadfree
BAS20BAS20,235BAS20week 34, 2003358.01.666.02E811
BAS20BAS20,215BAS20week 34, 2003358.01.666.02E811
Quality and reliability disclaimer

Documentation (6)

File nameTitleTypeDate
BAS20High-voltage switching diodeData sheet2019-03-22
BAS20_Nexperia_Product_QualityBAS20 Nexperia Product QualityQuality document2019-05-20
BAS20_Nexperia_Product_ReliabilityBAS20 Nexperia Product ReliabilityQuality document2019-04-29
SOT23_235Tape reel SMD; standard product orientation 12NC ending 235Packing2013-02-05
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


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Ordering, pricing & availability

Type numberOrderable part numberOrdering code (12NC)PackingBuy online
BAS20BAS20,235933502030235Reel 11" Q3/T4, LargePackOrder product
BAS20BAS20,215933502030215Reel 7" Q3/T4Order product
BAS20/GBAS20/G,215934058951215Reel 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.