component

TPESD1521P

Public Made by Adom

by adom

TECH PUBLIC ESD Protection Devices, DFN1006-2. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.

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TPESD1521P

TECH PUBLIC · ESD Protection Devices · DFN1006-2

TPESD1521P 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 an unpolarised bidirectional ESD/TVS diode; either orientation.
2 2 passive Terminal 2 of an unpolarised bidirectional ESD/TVS diode; either orientation.

Key specifications

Parameter Value
Manufacturer TECH PUBLIC
Package DFN1006-2
Category Circuit Protection
Pins 2

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
ESD withstand voltage, IEC61000-4-2 air discharge VESD 15 KV IEC61000-4-2 Air 2
ESD withstand voltage, IEC61000-4-2 contact discharge VESD 8 KV IEC61000-4-2 Contact 2
Breakdown Voltage VBR 18 24 V IT = 1mA 2
Reverse Working Voltage VRWM 16 V 2
Clamping Voltage VC 28 V IPP = 1A (8 x 20µs pulse) 2
Junction Capacitance CJ 0.35 pF VR = 0V, f = 1MHz 2

Materials and finish

As the datasheet states them (page.json metadata.appearance; the 3D model's colours follow it).

Part Material Colour / plating Datasheet says Page
contacts tin ● Lead Finish: Matte Tin ● UL Flammability Classification Rating 94V-0 1

CAD (KiCad official)

  • Symbol: TPESD1521P
  • Footprint: Diode_SMD:D_SOD-882
  • 3D model: DFN1006-2 (KiCad packages3D, STEP)
  • 3D model files: tpesd1521p-etched.step / tpesd1521p-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); tpesd1521p.step / tpesd1521p.glb are the bare package body.

Provenance

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

  • Datasheet: TECH PUBLIC datasheet (4 pp, sha256 66cb9a4ddabd9717, retrieved 2026-10-22, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins, primary two-terminal convention (convention), consensus off (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