component

BZT52HC12WF-7

Public Made by Adom

by adom

Diodes Incorporated Zener Diodes, SOD-123F. 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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BZT52HC12WF-7

Diodes Incorporated · Zener Diodes · SOD-123F

BZT52HC12WF-7 from Diodes Incorporated, in a SOD-123F. 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 Diodes Incorporated
Package SOD-123F
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 range VZ 11.4 12.7 V @ IZT = 5 mA (BZT52HC12WF row) 3
Maximum Zener impedance ZZT 10 Ω @ IZT = 5 mA, f = 1 kHz (Note 9) 3
Maximum Zener impedance (knee) ZZK 90 Ω @ IZK = 1 mA, f = 1 kHz (Note 9) 3
Temperature coefficient TC 6 10 mV/°C @ IZT = 5 mA 3
Total capacitance CT 85 pF @ f = 1 MHz, VR = 0 V 3
Maximum reverse current IR 0.1 µA @ VR = 8 V (Note 8) 3
Forward voltage VF 0.9 V @ IF = 10 mA (Note 5) 2
Forward current IF 250 mA 2
Power dissipation PD 375 mW Note 6: FR-4 PCB, minimum recommended pad layout 2
Power dissipation PD 830 mW Note 7: FR-4 PCB, 1 cm² cathode mounting pad 2
Thermal resistance, junction to ambient RθJA 330 °C/W Note 6: FR-4 PCB, minimum recommended pad layout 2
Thermal resistance, junction to ambient RθJA 150 °C/W Note 7: FR-4 PCB, 1 cm² cathode mounting pad 2
Operating and storage temperature range TJ, TSTG -65 150 °C 2

CAD (KiCad official)

  • Symbol: BZT52HC12WF-7
  • Footprint: Diode_SMD:D_SOD-123F
  • 3D model: SOD-123F (KiCad packages3D, STEP)
  • 3D model files: bzt52hc12wf-7-etched.step / bzt52hc12wf-7-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); bzt52hc12wf-7.step / bzt52hc12wf-7.glb are the bare package body.

Provenance

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

  • Datasheet: Diodes Incorporated datasheet (5 pp, sha256 251bfd6eb9903714, retrieved 2026-10-15, 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