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BAT74 ECAD models PCB Symbol, Footprint & ECAD Model

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.

Orderable parts

Type number Orderable part number Ordering code (12NC) Package Buy from distributors
BAT74 BAT74,235 933742290235 SOT143B Order product
BAT74 BAT74,215 933742290215 SOT143B Order product
BAT74/A2 BAT74/A2,215 934062824215 SOT143B Order product
BAT74/G BAT74/G,215 934058352215 SOT143B Order product


  • 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 numberOrderable part number, (Ordering code (12NC))StatusMarkingPackageOutline versionReflow-/Wave solderingPacking
( 9337 422 90235 )

SOT143BReel 11" Q3/T4, LargePack
( 9337 422 90215 )
Active%L4Reel 7" Q3/T4

Quality, reliability & chemical content

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

Documentation (7)

File nameTitleTypeDate
BAT74Schottky barrier double diodeData sheet2010-05-04
BAT74_Nexperia_Product_QualityBAT74 Nexperia Product QualityQuality document2019-05-20
BAT74_Nexperia_Product_ReliabilityBAT74 Nexperia Product Reliability Quality documentQuality document2020-03-11
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


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File nameTitleTypeDate
BAT74BAT74 SPICE modelSPICE model2012-07-22

Ordering, pricing & availability

Type numberOrderable part numberOrdering code (12NC)PackingBuy online
BAT74BAT74,235933742290235Reel 11" Q3/T4, LargePackOrder product
BAT74BAT74,215933742290215Reel 7" Q3/T4Order product
BAT74/A2BAT74/A2,215934062824215Reel 7" Q3/T4Order product
BAT74/GBAT74/G,215934058352215Reel 7" Q3/T4Order product


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Sample orders normally take 2-4 days for delivery.

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