component

ESD3Z3.3CM

Public Made by Adom

by adom

YFW Electrostatic And Surge Protection (TVS/ESD), SOD-323. Diode: pin 1 is the cathode (the banded end) by the KiCad diode-footprint convention, KiCad symbol/footprint/3D.

componenttvs-fuse-board level protectionesd3z3.3cmfactory-2.0.0extractor-text

Changed since verified ESD3Z3.3CM

by Ray · last 4 Nov 2026 · 1 record · files changed since
SymbolFootprint3D modelPins

Verification log 1 record

4 Nov 2026RayPublished by the parts factory: tier lcsc, 2 pinschanged since
SymbolFootprint3D modelPinsfor all variants
  • ✓component-page-verify: PASS
  • ✓cad_props: Datasheet, MPN and distributor properties match page.json
  • ✓component: ESD3Z3.3CM · SOD-323 · 2 pins
  • ✓copper: 2 copper pads, none touching another net
  • ✓datasheet: all 2 pin names found in the 3-page datasheet
  • •distributor (warn): no ['digikey', 'mouser'] number
  • ✓family: D_SOD-323
  • ✓files: 7 declared files present
  • ✓hero: docs/hero.png 4000x2500
  • ✓lbr: OK: /tmp/cpv-wrkyeitw/x.lbr is a valid EAGLE .lbr with complete deviceset
  • ✓license: CC-BY-SA-4.0
  • ✓models_3d: 2 records
  • ✓package_fit: height and body within the datasheet's package drawing (datasheet p.3)
  • ✓pads: 2 pins = 2 pads
  • ✓pose: 2 STEP(s) Z-up, seated, centred
  • ✓symbol: 2 pins agree
  • ✓symbol_text: no pin names collide
  • ✓visibility: public, source open
Evidencedatasheet
Verified files! esd3z3-3cm.kicad_sym✓ esd3z3-3cm.kicad_mod✓ esd3z3-3cm.step
Spot something wrong? Report it as an issue Propose a fix Records are signed by members of adom.
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esd3z3-3cm / README.md
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Ray Publish 0.1.0 c6ac885 5d ago

ESD3Z3.3CM

YFW · Electrostatic And Surge Protection (TVS/ESD) · SOD-323

ESD3Z3.3CM from YFW, in a SOD-323. 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 K passive Cathode: the banded/marked end per the datasheet; pad 1 of the KiCad diode footprint.
2 A passive Anode.

Key specifications

Parameter Value
Manufacturer YFW
Package SOD-323
Category TVS/Fuse/Board Level 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
Reverse Breakdown Voltage VBR 4.2 V IT = 1mA 1
Reverse Working Voltage VRWM 3.3 V 1
Reverse Leakage Current IR 100 nA VRWM = 3.3 V 1
Clamping Voltage VC 12 V IPP=1 A, tp = 8/20μs 1
Clamping Voltage VC 25 V IPP=4 A, tp = 8/20μs 1
Junction Capacitance CJ 0.25 0.4 pF VR = 0V, f = 1 MHz 1
ESD per IEC 61000-4-2 (Air) VESD -20 20 KV IEC 61000-4-2, Air 1
ESD per IEC 61000-4-2 (Contact) VESD -20 20 KV IEC 61000-4-2, Contact 1
Peak Pulse Power PPP 100 W tP = 8/20 µs 1
Operating Temperature TOPT -55 125 ℃ 1
Storage Temperature Tstg -55 150 ℃ 1
Lead Solder Temperature Maximum TL 260 ℃ 10 second duration 1

CAD (KiCad official)

  • Symbol: ESD3Z3.3CM
  • Footprint: Diode_SMD:D_SOD-323
  • 3D model: SOD-323 (KiCad packages3D, STEP)
  • 3D model files: esd3z3-3cm-etched.step / esd3z3-3cm-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); esd3z3-3cm.step / esd3z3-3cm.glb are the bare package body.

Provenance

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

  • Datasheet: YFW datasheet (3 pp, sha256 0b61fa20d1986bca, retrieved 2026-11-04, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins, primary cathode-band 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