General purpose diode

General purpose diode fabricated in planar technology and encapsulated in a very small plastic SOD323 (SC76) package.

Orderable parts

Type number Orderable part number Ordering code (12NC) Package Buy from distributors
BAS321 BAS321,115 934055352115 SOD323 Order product
BAS321 BAS321Z 934055352145 SOD323 Order product
BAS321 BAS321,135 934055352135 SOD323 Order product
BAS321/A BAS321/A,115 934059886115 SOD323 Order product
BAS321/A2 BAS321/A2,115 934062923115 SOD323 Order product


  • Small plastic SMD package
  • Switching speed: max. 50 ns
  • General application
  • Continuous reverse voltage: max. 200 V
  • Repetitive peak reverse voltage: max. 250 V
  • Repetitive peak forward current: max. 625 mA
  • AEC-Q101 qualified

Target applications

  • General purpose switching in 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)
BAS321SOD323SOD3231.7 x 1.25 x 0.9520091000@IF=100mA100@VR=200V625single502502


Type numberOrderable part number, (Ordering code (12NC))StatusMarkingPackageOutline versionReflow-/Wave solderingPacking
( 9340 553 52115 )

SOD323Reel 7" Q1/T1
( 9340 553 52145 )
ActiveA7Reel 7" Q1/T1 in Multi reel pack
( 9340 553 52135 )
ActiveA7Reel 11¼" Q1/T1 in LargePack

Quality, reliability & chemical content

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

Documentation (8)

File nameTitleTypeDate
BAS321General purpose diodeData sheet2019-06-18
LSYMDIO-Design support1999-04-30
BAS321_Nexperia_Product_QualityBAS321 Nexperia Product QualityQuality document2019-05-20
BAS321_Nexperia_Product_ReliabilityBAS321 Nexperia Product ReliabilityQuality document2019-04-29
BAS321BAS321 SPICE modelSPICE model2012-07-22
SOD323_115Tape reel; standard product orientation 12NC ending 115Packing2012-11-07
SOD323_135Tape reel; standard product orientation 12NC ending 135Packing2012-11-07
SOD323plastic, surface-mounted package; 2 leads; 1.3 mm pitch; 1.7 mm x 1.25 mm x 0.95 mm bodyOutline drawing2018-04-09


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
LSYMDIO-Design support1999-04-30
BAS321BAS321 SPICE modelSPICE model2012-07-22

Ordering, pricing & availability

Type numberOrderable part numberOrdering code (12NC)PackingBuy online
BAS321BAS321,115934055352115Reel 7" Q1/T1Order product
BAS321BAS321Z934055352145Reel 7" Q1/T1 in Multi reel packOrder product
BAS321BAS321,135934055352135Reel 11¼" Q1/T1 in LargePackOrder product
BAS321/ABAS321/A,115934059886115Reel 7" Q1/T1Order product
BAS321/A2BAS321/A2,115934062923115Reel 7" Q1/T1Order product


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Sample orders normally take 2-4 days for delivery.

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