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HCESD923NC3V3B

Public Made by Adom

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HXY MOSFET ESD And Surge Protection (TVS/ESD), SOD-923. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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Made with KiCad 10.0 · needs KiCad 10.0 or later to open · KiCad file format 20260206
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HCESD923NC3V3B

HXY MOSFET · ESD And Surge Protection (TVS/ESD) · SOD-923

HCESD923NC3V3B from HXY MOSFET, in a SOD-923. 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 One terminal of the single bi-directional line protected by this device, rated for a 3.3 V stand-off voltage (VRWM max 3.3 V).
2 2 passive The other terminal of the single bi-directional line protected by this device, rated for a 3.3 V stand-off voltage (VRWM max 3.3 V).

Key specifications

Parameter Value
Manufacturer HXY MOSFET
Package SOD-923
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
Forward / clamping voltage at IPP = 1 A (max) VC 7 V @ IPP = 1 A 2
Reverse leakage current at VRWM (max) IR 0.1 A @ VRWM = 3.3 V 2
Breakdown voltage (min) VBR 3.5 V @ IT = 1.0 mA, pulse test at 25°C (Note 2) 2
Peak pulse power (tp = 8/20 us) PPP 110 W tp = 8/20 μs 1
Maximum lead temperature for soldering TL 260 °C during 10s 1
Storage temperature range Tstg -55 155 °C 1
Operating temperature range Top -40 125 °C 1
Maximum junction temperature Tj 150 °C 1
IEC61000-4-2 ESD air discharge -30 30 KV IEC61000-4-2 air discharge (±30 KV) 1
IEC61000-4-2 ESD contact discharge -30 30 KV IEC61000-4-2 contact discharge (±30) 1

CAD (KiCad official)

  • Symbol: HCESD923NC3V3B
  • Footprint: Diode_SMD:D_SOD-923
  • 3D model: SOD-923 (KiCad packages3D, STEP)
  • 3D model files: hcesd923nc3v3b-etched.step / hcesd923nc3v3b-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); hcesd923nc3v3b.step / hcesd923nc3v3b.glb are the bare package body.

Provenance

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

  • Datasheet: HXY MOSFET datasheet (4 pp, sha256 18fdb9cce3122817, retrieved 2026-10-15, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-5-5 (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