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Contents

README

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TPD1E04U04DPYR

TECH PUBLIC · Electrostatic And Surge Protection (TVS/ESD) · DFN1006-2

TPD1E04U04DPYR from TECH PUBLIC, in a DFN1006-2. 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 1 passive Terminal 1 of the uni-directional 1-line TVS diode, measured against Pin 2 with 3.3 V maximum reverse working voltage (VRWM), 0.45 pF typical and 0.5 pF maximum junction capacitance, and ±20 kV air / ±18 kV contact ESD rating per IEC 61000-4-2.
2 2 passive Terminal 2 of the uni-directional 1-line TVS diode, the return side of the protected line against Pin 1, with the same 3.3 V maximum reverse working voltage and 0.5 pF maximum capacitance (Pin 1 to Pin 2, VR = 0 V, f = 1 MHz).

Key specifications

Parameter Value
Manufacturer TECH PUBLIC
Package DFN1006-2
Category TVS/Fuse/Board Level Protection
Pins 2

CAD (KiCad official)

  • Symbol: TPD1E04U04DPYR
  • Footprint: Diode_SMD:D_SOD-882
  • 3D model: DFN1006-2 (KiCad packages3D, STEP)
  • 3D model files: tpd1e04u04dpyr-etched.step / tpd1e04u04dpyr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); tpd1e04u04dpyr.step / tpd1e04u04dpyr.glb are the bare package body.

Provenance

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

  • Datasheet: TECH PUBLIC datasheet (4 pp, sha256 525ce72ff2015fa1, retrieved 2026-10-22, tier: lcsc)
  • Extractor: ds2sf (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF