PESDxS2UQ series

Double ESD protection diodes in SOT663 package

Unidirectional double ElectroStatic Discharge (ESD) protection diodes in a SOT663 ultra small and flat lead Surface-Mounted Device (SMD) plastic package designed to protect up to two signal lines from the damage caused by ESD and other transients.

Features and benefits

  • Unidirectional ESD protection of up to two lines
  • Max. peak pulse power: PPP = 150W at tp = 8/20 μs
  • Low clamping voltage: VCL = 20 V at IPP = 15 A
  • Low reverse leakage current: IRM< 1 nA
  • ESD protection up to 30 kV
  • IEC 61000-4-2; level 4 (ESD)
  • IEC 61000-4-5 (surge); IPP = 15 A at tp = 8/20 μs
  • AEC-Q101 qualified


  • Computers and peripherals
  • Audio and video equipment
  • Communication systems Table
  • High-speed data lines
  • Parallel ports


Type numberPackage nameNo of protected linesConfigurationVRWM (V)Cd [typ] (pF)VESD IEC61000-4-2 (kV)


Type numberPackagePackage informationReflow-/Wave solderingPackingStatusMarkingOrderable part number, (Ordering code (12NC))

SOT663Reel 7” Q1/T1 or Q2/T3ActiveE3PESD12VS2UQ,115
( 9340 578 36115 )

SOT663Reel 7” Q1/T1 or Q2/T3ActiveE4PESD15VS2UQ,115
( 9340 578 37115 )

SOT663Reel 7” Q1/T1 or Q2/T3ActiveE5PESD24VS2UQ,115
( 9340 578 38115 )

SOT663Reel 7” Q1/T1 or Q2/T3ActiveE1PESD3V3S2UQ,115
( 9340 578 39115 )

SOT663Reel 7” Q1/T1 or Q2/T3ActiveE2PESD5V0S2UQ,115
( 9340 578 35115 )

Quality, reliability & chemical content

Type numberOrderable part numberChemical contentRoHS / RHFLeadfree conversion dateMSLMSL leadfree
PESD12VS2UQPESD12VS2UQ,115PESD12VS2UQAlways Pb-free11
PESD15VS2UQPESD15VS2UQ,115PESD15VS2UQAlways Pb-free11
PESD24VS2UQPESD24VS2UQ,115PESD24VS2UQAlways Pb-free11
PESD3V3S2UQPESD3V3S2UQ,115PESD3V3S2UQAlways Pb-free11
PESD5V0S2UQPESD5V0S2UQ,115PESD5V0S2UQAlways Pb-free11
Quality and reliability disclaimer

Documentation (3)

File nameTitleTypeDate
Nexperia_Selection_guide_2020Nexperia Selection Guide 2020Selection guide2020-01-31
Nexperia_Selection_guide_2021Nexperia Selection Guide 2021Selection guide2021-01-08
SOT663plastic, surface-mounted package; 3 leads; 1 mm pitch; 1.6 mm x 1.2 mm x 0.55 mm bodyPackage information2020-04-21


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.


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.