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High-speed double diode

The BAS28 consists of two high-speed switching diodes, fabricated in planar technology, and encapsulated in the small plastic SMD SOT143 package. The diodes are not connected.

Orderable parts

Type number Orderable part number Ordering code (12NC) Package Buy from distributors
BAS28 BAS28,235 933679170235 SOT143B Order product
BAS28 BAS28,215 933679170215 SOT143B Order product

Features and benefits

  • Small plastic SMD package
  • High switching speed: max. 4 ns
  • Continuous reverse voltage: max. 75 V
  • Repetitive peak reverse voltage: max. 85 V
  • Repetitive peak forward current: max. 500 mA .
  • AEC-Q101 qualified


  • High-speed switching in e.g. surface mounted circuits.


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)
BAS28SOT143BSOT143B2.9 x 1.3 x 17541000@IF=50mA1000@VR=75V500dual isolated42151.5


Type numberOrderable part number, (Ordering code (12NC))StatusMarkingPackagePackage informationReflow-/Wave solderingPacking
( 9336 791 70235 )

Reel 11" Q3/T4, LargePack
( 9336 791 70215 )
ActiveJT%Reel 7" Q3/T4

Quality, reliability & chemical content

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

Documentation (6)

File nameTitleTypeDate
BAS28High-speed double diodeData sheet2020-12-08
BAS28_Nexperia_Product_QualityBAS28 Nexperia Product QualityQuality document2019-05-20
BAS28_Nexperia_Product_ReliabilityBAS28 Nexperia Product ReliabilityQuality document2021-03-19
BAS28BAS28 SPICE modelSPICE model2012-07-22
BAS28BAS28 SPICE modelSPICE model2021-09-20
WAVE_BG-BD-1Wave soldering profileWave soldering2021-09-08


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
BAS28BAS28 SPICE modelSPICE model2012-07-22
BAS28BAS28 SPICE modelSPICE model2021-09-20

Ordering, pricing & availability

Type numberOrderable part numberOrdering code (12NC)PackingBuy online
BAS28BAS28,235933679170235Reel 11" Q3/T4, LargePackOrder product
BAS28BAS28,215933679170215Reel 7" Q3/T4Order product


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.