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Contents

README

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MMSZ4682-E3-08

Vishay Intertech · Zener Diodes · SOD-123

MMSZ4682-E3-08 from Vishay Intertech, in a SOD-123. 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 Vishay Intertech
Package SOD-123
Category Diodes
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
Zener voltage (MMSZ4682 nominal 2.7 V) VZ 2.57 2.7 2.84 V at IZT1 = 0.05 mA 2
Zener voltage tolerance (standard) -5 5 % Standard Zener voltage tolerance, per Features 1
Reverse current IR 1 μA at VR = 1 V 2
Forward voltage VF 0.9 V at IF = 10 mA (Notes) 2
Power dissipation Ptot 500 mW RthJL = 250 K/W 1
Power dissipation on FR-4 board Ptot 300 mW On FR-4 board with recommended soldering footprint 1
Storage temperature range Tstg -65 150 °C 1
Operating temperature range Top -55 150 °C 1
Junction temperature Tj 150 °C 1
Thermal resistance junction to lead RthJL 250 K/W Thermal resistance junction to lead 1
Thermal resistance junction to ambient RthJA 420 K/W According to JEDEC 51-3 on FR-4 board with recommended soldering footprint 1

CAD (KiCad official)

  • Symbol: MMSZ4682-E3-08
  • Footprint: Diode_SMD:D_SOD-123F
  • 3D model: SOD-123 (KiCad packages3D, STEP)
  • 3D model files: mmsz4682-e3-08-etched.step / mmsz4682-e3-08-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); mmsz4682-e3-08.step / mmsz4682-e3-08.glb are the bare package body.

Provenance

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

  • Datasheet: Vishay Intertech datasheet (5 pp, sha256 0e65981e719ce54a, retrieved 2026-10-18, 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