component

BZT52C30-E3-08

Public Made by Adom

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Vishay Intertech Zener Diodes, SOD-123. Diode: pin 1 is the cathode (the banded end) by the KiCad diode-footprint convention, KiCad symbol/footprint/3D.

componentdiodesbzt52c30-e3-08factory-2.0.0extractor-text

Verified BZT52C30-E3-08

by Ray · last 5 Nov 2026 · 1 record · files match
SymbolFootprint3D modelPins

Verification log 1 record

5 Nov 2026RayPublished by the parts factory: tier mfr, 2 pinsfiles match
SymbolFootprint3D modelPinsfor all variants
  • ✓component-page-verify: PASS
  • ✓cad_props: Datasheet, MPN and distributor properties match page.json
  • ✓component: BZT52C30-E3-08 · SOD-123 · 2 pins
  • ✓copper: 2 copper pads, none touching another net
  • ✓datasheet: all 2 pin names found in the 7-page datasheet
  • ✓distributor: lcsc C3735418, digikey 112-BZT52C30-E3-08TR-ND, mouser 78-BZT52C30-E3-08
  • ✓family: D_SOD-123F
  • ✓files: 7 declared files present
  • ✓hero: docs/hero.png 4000x2500
  • ✓lbr: OK: /tmp/cpv-zgovtc7a/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.5)
  • ✓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✓ bzt52c30-e3-08.kicad_sym✓ bzt52c30-e3-08.kicad_mod✓ bzt52c30-e3-08.step
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Made with KiCad 10.0 · needs KiCad 10.0 or later to open · KiCad file format 20260206
Name Last commit message Last updated
docs Publish 0.1.0 · Ray
viewers bzt52c30-e3-08: viewers · Ray
bzt52c30-e3-08-etched.glb Publish 0.1.0 · Ray
bzt52c30-e3-08-etched.step bzt52c30-e3-08: factory component page (tier=mfr) · Ray
bzt52c30-e3-08-hero.glb bzt52c30-e3-08: hero GLB from the etched model (keeps the MPN mark) · Ray
bzt52c30-e3-08-hero.overlay.json Publish 0.1.0 · Ray
bzt52c30-e3-08.glb Publish 0.1.0 · Ray
bzt52c30-e3-08.kicad_mod Publish 0.1.0 · Ray
bzt52c30-e3-08.kicad_sym Publish 0.1.0 · Ray
bzt52c30-e3-08.lbr Publish 0.1.0 · Ray
bzt52c30-e3-08.step Publish 0.1.0 · Ray
package.json Brief: a diode is polarised (pin 1 = cathode); the "Unpolarised two-terminal part" sentence was wrong · Ray
page.json brief: polarity sentence corrected · Ray
README.md Publish 0.1.0 · Ray
verification.json Verified: Published by the parts factory: tier mfr, 2 pins · Ray

BZT52C30-E3-08

Vishay Intertech · Zener Diodes · SOD-123

BZT52C30-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 (5% grade, BZT52C30) VZ 28.5 30 31.5 V at IZT1 = 2 mA; pulses tp = 5 ms 2
Reverse voltage VR 22.5 V at IR = 100 nA; printed as '> 22.5' 2
Temperature coefficient of VZ αVZ 8 10 10-4/°C 2
Dynamic resistance ZZ 80 Ω at IZT1 = 2 mA 2
Dynamic resistance (knee) ZZK 250 Ω at IZT2 = 0.5 mA 2
Admissible Zener current IZ 12 mA at Tamb = 45 °C; electrodes kept at ambient temperature 2
Admissible Zener current IZ 14 mA at Tamb = 25 °C; electrodes kept at ambient temperature 2
Zener voltage tolerance (C grade) -5 5 % BZT52C series, commercial grade (-E3-08) 1
Power dissipation Ptot 500 mW RthJL = 250 K/W 1
Power dissipation on FR-4 with recommended soldering footprint Ptot 300 mW On FR-4 board with recommended soldering footprint 1
Thermal resistance junction to lead RthJL 250 K/W 1
Thermal resistance junction to ambient RthJA 420 K/W According to JEDEC 51-3 on FR-4 board with recommended soldering footprint 1
Junction temperature Tj 150 °C 1
Storage temperature range Tstg -65 150 °C 1
Operating temperature range Top -55 150 °C 1

CAD (KiCad official)

  • Symbol: BZT52C30-E3-08
  • Footprint: Diode_SMD:D_SOD-123F
  • 3D model: SOD-123 (KiCad packages3D, STEP)
  • 3D model files: bzt52c30-e3-08-etched.step / bzt52c30-e3-08-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); bzt52c30-e3-08.step / bzt52c30-e3-08.glb are the bare package body.

Provenance

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

  • Datasheet: Vishay Intertech datasheet (7 pp, sha256 7d87ffefebce9caf, retrieved 2026-11-05, tier: manufacturer)
  • 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