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TPD4E02B04QDQARQ1

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Texas Instruments ESD And Surge Protection (TVS/ESD), USON-10(1x2.5). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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TPD4E02B04QDQARQ1

Texas Instruments · ESD And Surge Protection (TVS/ESD) · USON-10(1x2.5)

TPD4E02B04QDQARQ1 from Texas Instruments, in a USON-10(1x2.5). Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 IO1 bidirectional ESD protected I/O channel; 0.25 pF typical capacitance, supports data rates up to 10 Gbps
2 IO2 bidirectional ESD protected I/O channel; 0.25 pF typical capacitance, supports data rates up to 10 Gbps
3 GND power_in Ground; ESD current return path
4 IO3 bidirectional ESD protected I/O channel; 0.25 pF typical capacitance, supports data rates up to 10 Gbps
5 IO4 bidirectional ESD protected I/O channel; 0.25 pF typical capacitance, supports data rates up to 10 Gbps
6 NC unconnected Not connected; reserved for optional straight-through routing, can be left floating or grounded
7 NC unconnected Not connected; reserved for optional straight-through routing, can be left floating or grounded
8 GND power_in Ground; ESD current return path
9 NC unconnected Not connected; reserved for optional straight-through routing, can be left floating or grounded
10 NC unconnected Not connected; reserved for optional straight-through routing, can be left floating or grounded

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package USON-10(1x2.5)
Category Circuit Protection
Pins 10

CAD (KiCad official)

  • Symbol: TPD4E02B04QDQARQ1
  • Footprint: Package_SON:USON-10_2.5x1.0mm_P0.5mm
  • 3D model: USON-10(1x2.5) (KiCad packages3D, STEP)
  • 3D model files: tpd4e02b04qdqarq1-etched.step / tpd4e02b04qdqarq1-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); tpd4e02b04qdqarq1.step / tpd4e02b04qdqarq1.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: Texas Instruments datasheet (26 pp, sha256 8532caeeb2809611, retrieved 2026-10-03, tier: lcsc)
  • Datasheet language: Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-4-5-20251001 (text), consensus claude-sonnet-5-5 (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF