component

BZT52C12S

Public Made by Adom

by adom

hongjiacheng Zener Diodes, SOD-323. Diode: pin 1 is the cathode (the banded end) by the KiCad diode-footprint convention, KiCad symbol/footprint/3D.

componentdiodesbzt52c12sfactory-2.0.0extractor-text

Changed since verified BZT52C12S

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: BZT52C12S · SOD-323 · 2 pins
  • ✓copper: 2 copper pads, none touching another net
  • ✓datasheet: all 2 pin names found in the 4-page datasheet
  • •distributor (warn): no ['digikey'] number
  • ✓family: D_SOD-323
  • ✓files: 7 declared files present
  • ✓hero: docs/hero.png 4000x2500
  • ✓lbr: OK: /tmp/cpv-ajy3xdnu/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.4)
  • ✓pads: 2 pins = 2 pads
  • ✓pose: 2 STEP(s) Z-up, seated, centred
  • ✓symbol: 2 pins agree
  • ✓visibility: public, source open
Evidencedatasheet
Verified files! bzt52c12s.kicad_sym✓ bzt52c12s.kicad_mod✓ bzt52c12s.step
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Ray Publish 0.1.0 6d605bb

BZT52C12S

hongjiacheng · Zener Diodes · SOD-323

BZT52C12S from hongjiacheng, 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 hongjiacheng
Package SOD-323
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
Reverse zener voltage VZ 11.4 12 12.7 V IZT=5 mA 2
Maximum Zener Impedance ZZT 25 Ω @ IZT=5 mA 2
Maximum Zener Impedance ZZK 150 Ω @ IZK=1.0 mA 2
Reverse leakage current IR 0.1 μA @ VR=8.0 V 2
Typical temperature coefficient 6 10 mV/℃ 2
Power Dissipation PD 200 mW 1
Forward Voltage VF 0.9 V @ IF=10mA 1
Storage Temperature Tstg -55 150 ℃ 1
Junction Temperature Tj -55 150 ℃ 1
Typical Thermal Resistance RθJ-A 417 ℃/W 1

CAD (KiCad official)

  • Symbol: BZT52C12S
  • Footprint: Diode_SMD:D_SOD-323
  • 3D model: SOD-323 (KiCad packages3D, STEP)
  • 3D model files: bzt52c12s-etched.step / bzt52c12s-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); bzt52c12s.step / bzt52c12s.glb are the bare package body.

Provenance

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

  • Datasheet: hongjiacheng datasheet (4 pp, sha256 3d9882637a5b80be, 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