Quadruple ESD transient voltage suppressor

Monolithic transient voltage suppressor diode in a six lead SOT457 (SC-74) package for 4-bit wide ESD transient suppression at 5.6 V level.

Orderable parts

Type number Orderable part number Ordering code (12NC) Package Buy from distributors
BZA456A BZA456A,125 934045760125 SOT457 Order product
BZA456A BZA456A,115 934045760115 SOT457 Order product
BZA456A BZA456A,165 934045760165 SOT457 Order product
BZA456A BZA456A,135 934045760135 SOT457 Order product
BZA456A/DG BZA456A/DG,125 934062274125 SOT457 Order product
BZA456A/DG BZA456A/DG,115 934062274115 SOT457 Order product
BZA456A/G BZA456A/G,115 934058385115 SOT457 Order product


  • ESD rating >8 kV, according to IEC1000-4-2
  • SOT457 surface mount package
  • Common anode configuration
  • Non-clamping range -0.5 to 5.6 V
  • Maximum reverse peak power dissipation: 24 W at tp =1 ms
  • Maximum clamping voltage at peak pulse current: 8 V at Izsm =3 A.
  • AEC-Q101 qualified

Target applications

  • Computers and peripherals
  • Audio and video equipment
  • Communication systems
  • Medical equipment.


Type numberPackage nameNo of protected linesConfigurationVRWM (V)VESD IEC61000-4-2 (kV)
BZA456ASC-74; TSOP64Unidirectional38


Type numberPackageOutline versionReflow-/Wave solderingPackingStatusMarkingOrderable part number, (Ordering code (12NC))
SC-74; TSOP6
SOT457Reel 7" Q3/T4, ReverseActiveZ6BZA456A,125
( 9340 457 60125 )
Reel 7" Q1/T1ActiveZ6BZA456A,115
( 9340 457 60115 )
Reel 11" Q3/Q4 SMDActiveZ6BZA456A,165
( 9340 457 60165 )
Reel 11¼" Q1/T1 in LargePackActiveZ6BZA456A,135
( 9340 457 60135 )

Quality, reliability & chemical content

Type numberOrderable part numberChemical contentRoHS / RHFLeadfree conversion dateEFRIFRMTBF (hour)MSLMSL leadfree
BZA456ABZA456A,125BZA456Aweek 22, 2003111.00.521.92E911
BZA456ABZA456A,115BZA456Aweek 22, 2003111.00.521.92E911
BZA456ABZA456A,165BZA456Aweek 22, 2003111.00.521.92E911
BZA456ABZA456A,135BZA456Aweek 22, 2003111.00.521.92E911
Quality and reliability disclaimer

Documentation (10)

File nameTitleTypeDate
BZA456AQuadruple ESD transient voltage suppressorData sheet1999-05-24
Nexperia_document_brochure_ESD-Protection-Applications_022017ESD Protection Application guideBrochure2018-12-21
BZA456A_Nexperia_Product_ReliabilityBZA456A Nexperia Product ReliabilityQuality document2019-04-29
BZA456A_Nexperia_Product_QualityBZA456A Nexperia Product QualityQuality document2019-05-20
BZA456ABZA456A SPICE modelSPICE model2012-07-22
SOT457_165TSOP6; reel pack; reversed product orientation; 12NC ending 165Packing2012-11-30
SOT457_135Tape reel SMD; standard product orientation 12NC ending 135Packing2012-11-30
SOT457_125Tape reel SMD; reversed product orientation 12NC ending 125Packing2012-11-30
SOT457_115TSOP6; Tape reel SMD; standard product orientation 12NC ending 115Packing2012-11-30
SOT457plastic, surface-mounted package (SC-74; TSOP6); 6 leadsOutline drawing2018-11-28


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
BZA456ABZA456A SPICE modelSPICE model2012-07-22

Ordering, pricing & availability

Type numberOrderable part numberOrdering code (12NC)PackingBuy online
BZA456ABZA456A,125934045760125Reel 7" Q3/T4, ReverseOrder product
BZA456ABZA456A,115934045760115Reel 7" Q1/T1Order product
BZA456ABZA456A,165934045760165Reel 11" Q3/Q4 SMDOrder product
BZA456ABZA456A,135934045760135Reel 11¼" Q1/T1 in LargePackOrder product
BZA456A/DGBZA456A/DG,125934062274125Reel 7" Q3/T4, ReverseOrder product
BZA456A/DGBZA456A/DG,115934062274115Reel 7" Q1/T1Order product
BZA456A/GBZA456A/G,115934058385115Reel 7" Q1/T1Order product


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.