component

BZV55B12

Public Made by Adom

by adom

LGE Zener Diodes, SOD-80. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.

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BZV55B12

LGE · Zener Diodes · SOD-80

BZV55B12 from LGE, in a SOD-80. 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 LGE
Package SOD-80
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 (VZ) VZ 11.76 12.24 V IZT = 5 mA 4
Zener impedance (ZZT) ZZT 20 Ohms IZT = 5 mA; 60-cycle ac at 10% of IZT 4
Zener impedance at knee (ZZK) ZZK 90 Ohms IZK = 1.0 mA 4
Reverse leakage current (IR) IR 0.1 uA VR = 9.1 V 4
Forward voltage (VF) VF 1 V IF = 100 mA 4
Power dissipation (Ptot) Ptot 500 mW Rating at 25 °C ambient temperature 1
Operating and storage temperature range TJ, TSTG -65 200 °C 1
Thermal resistance junction to ambient RthJA 300 K/W Single pulse (note under Figure 10) 3

Materials and finish

As the datasheet states them (page.json metadata.appearance; the 3D model's colours follow it).

Part Material Colour / plating Datasheet says Page
contacts tin Matte Tin(Sn) lead finish Blue color band indicates negative polarity 1

CAD (KiCad official)

  • Symbol: BZV55B12
  • Footprint: Diode_SMD:D_MiniMELF
  • 3D model: SOD-80 (KiCad packages3D, STEP)

Provenance

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

  • Datasheet: LGE datasheet (4 pp, sha256 27c49b8081efee7a, retrieved 2026-10-21, 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