Schottky barrier double diode

Planar Schottky barrier double diode with an integrated guard ring for stress protection. Two electrically isolated Schottky barrier diodes, encapsulated in a small SOT143B Surface-Mounted Device (SMD) plastic package.


  • Low forward voltage
  • Guard-ring protected
  • Small SMD plastic package
  • AEC-Q101 qualified

Target applications

  • Ultra high-speed switching
  • Voltage clamping
  • Protection circuits
  • Blocking diodes


Type numberPackage versionPackage nameSize (mm)VR [max] (V)IF [max] (mA)IFSM [max] (A)ConfigurationVF [max] (mV)Cd [max] (pF)IR [max] (µA)
BAT74SOT143BSOT143B2.9 x 1.3 x 1302000.6dual isolated800@IF=100mA10@VR=1V2@VR=25V


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

SOT143BReel 11" Q3/T4, LargePackActive%L4BAT74,235
( 9337 422 90235 )
Reel 7" Q3/T4Active%L4BAT74,215
( 9337 422 90215 )

Quality, reliability & chemical content

Type numberOrderable part numberChemical contentRoHS / RHFLeadfree conversion dateEFRIFRMTBF (hour)MSLMSL leadfree
BAT74BAT74,235BAT74week 49, 2002174.00.81.25E911
BAT74BAT74,215BAT74week 49, 2002174.00.81.25E911
Quality and reliability disclaimer

Documentation (6)

File nameTitleTypeDate
BAT74Schottky barrier double diodeData sheet2010-05-04
BAT74_Nexperia_Product_ReliabilityBAT74 Nexperia Product ReliabilityQuality document2017-05-23
BAT74BAT74 SPICE modelSPICE model2012-07-22
SOT143B_235Tape reel SMD; standard product orientation 12NC ending 235Packing2012-11-07
SOT143B_215Tape reel SMD; standard product orientation 12NC ending 215Packing2012-11-07
SOT143Bplastic, surface-mounted package; 4 leads; 1.9 mm pitch; 2.9 mm x 1.3 mm x 1 mm bodyOutline drawing2017-01-30


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
BAT74BAT74 SPICE modelSPICE model2012-07-22

Ordering, pricing & availability

Type numberOrderable part numberOrdering code (12NC)PackingBuy from distributors
BAT74BAT74,235933742290235Reel 11" Q3/T4, LargePackBuy online
BAT74BAT74,215933742290215Reel 7" Q3/T4Buy online
BAT74/A2BAT74/A2,215934062824215Reel 7" Q3/T4Buy online
BAT74/GBAT74/G,215934058352215Reel 7" Q3/T4Buy online


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.