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General purpose diode

General purpose diode fabricated in planar technology and encapsulated in a very small SOD323 (SC-76) plastic package.

Orderable parts

Type number Orderable part number Ordering code (12NC) Package Buy from distributors
BAS321-Q BAS321-QX 934663623115 SOD323 Order product
BAS321-Q BAS321-QZ 934663623145 SOD323 Order product
BAS321-Q BAS321-QF 934663623135 SOD323 Order product

Features and benefits

  • 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
  • Qualified according to AEC-Q101 and recommended for use in automotive applications


  • General purpose switching in surface mounted circuits


Type numberPackage versionPackage nameSize (mm)
BAS321-QSOD323SOD3231.7 x 1.25 x 0.95


Type numberOrderable part number, (Ordering code (12NC))StatusMarkingPackagePackage informationReflow-/Wave solderingPacking
( 9346 636 23115 )

Reel 7” Q1/T1 or Q2/T3
( 9346 636 23145 )
ActiveA7Reel 7" Q1/T1 in Multi reel pack
( 9346 636 23135 )
ActiveA7Reel 13” or 11 ¼” Q1/T1

Quality, reliability & chemical content

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

Documentation (3)

File nameTitleTypeDate
BAS321-QGeneral purpose diodeData sheet2021-06-02
REFLOW_BG-BD-1Reflow soldering profileReflow soldering2021-04-06
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.

Ordering, pricing & availability

Type numberOrderable part numberOrdering code (12NC)PackingBuy online
BAS321-QBAS321-QX934663623115Reel 7” Q1/T1 or Q2/T3Order product
BAS321-QBAS321-QZ934663623145Reel 7" Q1/T1 in Multi reel packOrder product
BAS321-QBAS321-QF934663623135Reel 13” or 11 ¼” Q1/T1 Order 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.