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SMF4734A

ZHIDE · Zener Diodes · SOD-123FL

SMF4734A from ZHIDE, in a SOD-123FL. 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 ZHIDE
Package SOD-123FL
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 (min) VZ 5.32 5.6 5.88 V @IZT 3
Maximum Zener impedance ZZT 5 Ω @IZT 3
Maximum Zener impedance at knee ZZK 600 Ω @IZK 3
Maximum reverse leakage current IR 10 uA VR = 2.0 V 3
Maximum DC Zener current IZM 161 mA 3
Maximum forward voltage VF 1.2 V IF = 200 mA 1
DC power dissipation PD 1 W TL = 75 °C, lead temperature at 3/8'' (9.5mm) from body 1
Junction temperature range TJ, TSTG -55 150 ℃ 1
Storage temperature range TJ, TSTG -55 150 ℃ 1
Zener test current IZT 45 mA 3
Zener knee test current IZK 1 mA 3

CAD (KiCad official)

  • Symbol: SMF4734A
  • Footprint: Diode_SMD:D_SOD-123F
  • 3D model: SOD-123FL (KiCad packages3D, STEP)
  • 3D model files: smf4734a-etched.step / smf4734a-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); smf4734a.step / smf4734a.glb are the bare package body.

Provenance

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

  • Datasheet: ZHIDE datasheet (3 pp, sha256 74ae2979d565c024, retrieved 2026-10-22, 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