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Extremely low clamping low capacitance ESD protection

Symmetrical bidirectional ElectroStatic Discharge (ESD) protection diode array, part of the TrEOS protection family. This device is housed in a DFN0603-3 (SOT8013) leadless ultra small Surface-Mounted Device (SMD) package designed to protect two signal lines from the damage caused by ESD and other transients.

Orderable parts

Type number Orderable part number Ordering code (12NC) Package Buy from distributors
PUSB3BB2DF PUSB3BB2DFZ 934661512317 SOT8013 Order product

Features and benefits

  • Bidirectional ESD protection of two lines
  • Very low diode capacitance Cd = 0.26 pF
  • Extremely low clamping to protect sensitive I/Os
  • Extremely low-inductance protection path to ground
  • Extremely symmetrical layout
  • ESD protection up to ±20 kV according to IEC 61000-4-2
  • Ultra small SMD package
  • Placed on one differential line pair, almost no extra PCB space demand for protection


  • Thunderbolt, USB 3.2 and HDMI 2.1 data lines
  • Cellular handsets and accessories
  • Portable electronics
  • Communication systems
  • Computers and peripherals


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


Type numberOrderable part number, (Ordering code (12NC))StatusMarkingPackagePackage informationReflow-/Wave solderingPacking
( 9346 615 12317 )
SOT8013REEL 7" Q1/T1-Q2/T3 SMD Pitch 2mm Large

Quality, reliability & chemical content

Type numberOrderable part numberChemical contentRoHS / RHFMSLMSL leadfree
PUSB3BB2DFPUSB3BB2DFZNot available11
Quality and reliability disclaimer

Documentation (4)

File nameTitleTypeDate
PUSB3BB2DFExtremely low clamping low capacitance ESD protectionData sheet2020-11-03
AN90013Recommendations for Printed Circuit Board assembly of DFN0603-3 (SOT8013)Application note2020-04-29
Compact-2-in-1-TrEOS-protection-for-high-speed-data-linesESD Protection for HDMI USB and Thunderbolt in DFN0603-3Leaflet2021-02-01
Compact-2-in-1-ESD-protection-for-high-speed-data-lines_CN高速数据线的 紧凑型二合一 TrEOS保护Leaflet2021-02-22


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Ordering, pricing & availability

Type numberOrderable part numberOrdering code (12NC)PackingPacking quantityBuy online
PUSB3BB2DFPUSB3BB2DFZ934661512317REEL 7" Q1/T1-Q2/T3 SMD Pitch 2mm Large- 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.

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