component

1N5235B

Public Made by Adom

by adom

ST(Semtech) Zener Diodes, DO-35. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.

componentdiodes1n5235bfactory-2.0.0extractor-text

Verified 1N5235B

by Ray · last 30 Oct 2026 · 1 record · files match
SymbolFootprint3D modelPins

Verification log 1 record

30 Oct 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: 1N5235B · DO-35 · 2 pins
  • ✓copper: 2 copper pads, none touching another net
  • ✓datasheet: all 2 pin names found in the 3-page datasheet
  • ✓distributor: lcsc C118654, digikey 1N5235BFS-ND, mouser 512-1N5235B
  • ✓family: D_DO-35_SOD27_P7.62mm_Horizontal
  • ✓files: 6 declared files present
  • ✓hero: docs/hero.png 4000x2500
  • ✓lbr: OK: /tmp/cpv-82eb8klx/x.lbr is a valid EAGLE .lbr with complete deviceset
  • ✓license: CC-BY-SA-4.0
  • ✓models_3d: 1 records
  • •package_fit (skip): the datasheet dimensions give no height or body size to compare (datasheet p.1)
  • ✓pads: 2 pins = 2 pads
  • ✓pose: 1 STEP(s) Z-up, seated, centred
  • ✓symbol: 2 pins agree
  • ✓visibility: public, source open
Evidencedatasheet
Verified files✓ 1n5235b.kicad_sym✓ 1n5235b.kicad_mod✓ 1n5235b.step
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Generated by kicad-footprint-generator · KiCad file format 20260206
Name Last commit message Last updated
docs Publish 0.1.0 · Ray 15h ago
viewers 1n5235b: viewers · Ray 15h ago
1n5235b-hero.glb Publish 0.1.0 · Ray 15h ago
1n5235b-hero.overlay.json Publish 0.1.0 · Ray 15h ago
1n5235b.glb Publish 0.1.0 · Ray 15h ago
1n5235b.kicad_mod Publish 0.1.0 · Ray 15h ago
1n5235b.kicad_sym Publish 0.1.0 · Ray 15h ago
1n5235b.lbr Publish 0.1.0 · Ray 15h ago
1n5235b.step Publish 0.1.0 · Ray 15h ago
package.json Publish 0.1.0 · Ray 15h ago
page.json Set visibility: public · Ray 15h ago
README.md Publish 0.1.0 · Ray 15h ago
verification.json Verified: Published by the parts factory: tier mfr, 2 pins · Ray 15h ago

1N5235B

ST(Semtech) · Zener Diodes · DO-35

1N5235B from ST(Semtech), in a DO-35. 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 ST(Semtech)
Package DO-35
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 tolerance (suffix B, ±5%) -5 5 % suffix B per datasheet ordering note 1
Zener voltage VZT (min/max) VZT 6.46 7.14 V at IZT = 20 mA; tested with pulses tp = 20 ms 2
Dynamic resistance ZZT ZZT 5 Ω at IZT = 20 mA 2
Dynamic resistance ZZK ZZK 750 Ω at IZK = 0.25 mA 2
Reverse current IR IR 3 µA at VR = 5 V 2
Temp. coefficient of Zener voltage TKVZ TKVZ 0.05 %/K 2
Forward voltage VF 1.1 V at IF = 200 mA 1
Power dissipation Ptot Ptot 500 mW valid with leads at ambient temperature at a distance of 8 mm from case 1
Junction temperature Tj Tj 200 °C 1
Storage temperature range Tstg Tstg -65 200 °C 1
Thermal resistance junction to ambient air RθJA 0.3 K/mW valid with leads at ambient temperature at a distance of 8 mm from case 1
Nominal Zener voltage VZnom VZnom 6.8 V 2

CAD (KiCad official)

  • Symbol: 1N5235B
  • Footprint: Diode_THT:D_DO-35_SOD27_P7.62mm_Horizontal
  • 3D model: DO-35 (KiCad packages3D, STEP)

Provenance

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

  • Datasheet: ST(Semtech) datasheet (3 pp, sha256 31e7ca5738ce26b3, retrieved 2026-10-30, 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