component

BZT52B3V0-E3-08

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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.

componentdiodesbzt52b3v0-e3-08factory-2.0.0extractor-text

Changed since verified BZT52B3V0-E3-08

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 mfr, 2 pinschanged since
SymbolFootprint3D modelPinsfor all variants
  • ✓component-page-verify: PASS
  • ✓cad_props: Datasheet, MPN and distributor properties match page.json
  • ✓component: BZT52B3V0-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 C6870850, digikey 112-BZT52B3V0-E3-08TR-ND, mouser 78-BZT52B3V0-E3-08
  • ✓family: D_SOD-123F
  • ✓files: 7 declared files present
  • ✓hero: docs/hero.png 4000x2500
  • ✓lbr: OK: /tmp/cpv-fd1a9sgh/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
  • ✓visibility: public, source open
Evidencedatasheet
Verified files! bzt52b3v0-e3-08.kicad_sym✓ bzt52b3v0-e3-08.kicad_mod✓ bzt52b3v0-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 bzt52b3v0-e3-08: symbol repaired (D_Zener, cathode pad 1) · Ray
bzt52b3v0-e3-08-etched.glb Publish 0.1.0 · Ray
bzt52b3v0-e3-08-etched.step bzt52b3v0-e3-08: factory component page (tier=mfr) · Ray
bzt52b3v0-e3-08-hero.glb bzt52b3v0-e3-08: hero GLB from the etched model (keeps the MPN mark) · Ray
bzt52b3v0-e3-08-hero.overlay.json Publish 0.1.0 · Ray
bzt52b3v0-e3-08.glb Publish 0.1.0 · Ray
bzt52b3v0-e3-08.kicad_mod Publish 0.1.0 · Ray
bzt52b3v0-e3-08.kicad_sym bzt52b3v0-e3-08: symbol repaired (D_Zener, cathode pad 1) · Ray
bzt52b3v0-e3-08.lbr bzt52b3v0-e3-08: symbol repaired (D_Zener, cathode pad 1) · Ray
bzt52b3v0-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

BZT52B3V0-E3-08

Vishay Intertech · Zener Diodes · SOD-123

BZT52B3V0-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 (BZT52B3V0, 2% series) VZ 2.94 3 3.06 V Tamb = 25 °C, IZT1 = 5 mA, tp = 5 ms 3
Zener voltage tolerance (B suffix) -2 2 % Decoded from B in BZT52B series; ordering table prints 2% 1
Temperature coefficient of VZ αVZ -9 -3 10^-4/°C 3
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
Junction temperature Tj 150 °C 1
Storage temperature range Tstg -65 150 °C 1
Operating temperature range Top -55 150 °C 1
Thermal resistance junction to lead RthJL 250 K/W Junction to lead; value printed without min/max 1
Thermal resistance junction to ambient RthJA 420 K/W According to JEDEC 51-3 on FR-4 board with recommended soldering footprint; value printed without min/max 1

CAD (KiCad official)

  • Symbol: BZT52B3V0-E3-08
  • Footprint: Diode_SMD:D_SOD-123F
  • 3D model: SOD-123 (KiCad packages3D, STEP)
  • 3D model files: bzt52b3v0-e3-08-etched.step / bzt52b3v0-e3-08-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); bzt52b3v0-e3-08.step / bzt52b3v0-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 de0c582f0a4053b6, retrieved 2026-11-04, 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