component

MSPESD5Z3.3

Public Made by Adom

by adom

MSKSEMI ESD Protection Devices, SOD-523. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.

componenttvs-fuse-board level protectionmspesd5z3.3factory-2.0.0extractor-text

Verified MSPESD5Z3.3

by Ray · last 2 Nov 2026 · 1 record · files match
SymbolFootprint3D modelPins

Verification log 1 record

2 Nov 2026RayPublished by the parts factory: tier lcsc, 2 pinsfiles match
SymbolFootprint3D modelPinsfor all variants
  • ✓component-page-verify: PASS
  • ✓cad_props: Datasheet, MPN and distributor properties match page.json
  • ✓component: MSPESD5Z3.3 · SOD-523 · 2 pins
  • ✓copper: 2 copper pads, none touching another net
  • ✓datasheet: unpolarised two-terminal part: pins 1 and 2 by library convention, no names to check
  • •distributor (warn): no ['digikey', 'mouser'] number
  • ✓family: D_SOD-523
  • ✓files: 6 declared files present
  • ✓hero: docs/hero.png 4000x2500
  • ✓lbr: OK: /tmp/cpv-s_rwzo31/x.lbr is a valid EAGLE .lbr with complete deviceset
  • ✓license: CC-BY-SA-4.0
  • ✓models_3d: 1 records
  • •package_fit (skip): no component.package_dims on the page: the model is unchecked against the datasheet drawing
  • ✓pads: 2 pins = 2 pads
  • ✓pose: 1 STEP(s) Z-up, seated, centred
  • ✓symbol: 2 pins agree
  • ✓visibility: public, source open
Evidencedatasheet
Verified files✓ mspesd5z3-3.kicad_sym✓ mspesd5z3-3.kicad_mod✓ mspesd5z3-3.step
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3D Model

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Symbol & Footprint

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PCB Footprint

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Datasheet

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Contents

README

markdown

MSPESD5Z3.3

MSKSEMI · ESD Protection Devices · SOD-523

MSPESD5Z3.3 from MSKSEMI, in a SOD-523. 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 fuse; either orientation.
2 2 passive Terminal 2 of an unpolarised fuse; either orientation.

Key specifications

Parameter Value
Manufacturer MSKSEMI
Package SOD-523
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 stand-off (working) voltage VRWM 3.3 V 3
Reverse leakage current IR 1 µA 3
Breakdown voltage VB 5 V 3
Test current IT 1 mA 3
Clamping voltage VC 10 V @A 5.0 3
Clamping voltage VC 18 V @A 12 3
Peak pulse power PPK 150 W 3
Junction capacitance CJ 100 pF 3
ESD per IEC 61000-4-2 (Air) VESD 30 kV ±30 kV, IEC 61000-4-2 air discharge 3
ESD per IEC 61000-4-2 (Contact) VESD 22 kV ±22 kV, IEC 61000-4-2 contact discharge 3
ESD voltage per human body model ESD 16 kV 3
ESD voltage per machine model ESD 400 V 3
Total power dissipation on FR-5 board PD 150 mW @ Ta=25 (Note 1) 3
Junction and storage temperature TJ, TSTG -55 150 ℃ 3
Lead solder temperature, maximum (10 s duration) TL 260 ℃ 10 second duration 3

CAD (KiCad official)

  • Symbol: MSPESD5Z3.3
  • Footprint: Diode_SMD:D_SOD-523
  • 3D model: SOD-523 (KiCad packages3D, STEP)

Provenance

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

  • Datasheet: MSKSEMI datasheet (6 pp, sha256 29a3a2d05354d527, retrieved 2026-11-02, 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