component

WI0402IFR22KST-HF

Public Made by Adom

by adom

DDY Inductors (SMD), 0402. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.

componentinductors, coils, chokeswi0402ifr22kst-hffactory-2.0.0extractor-text
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WI0402IFR22KST-HF

DDY · Inductors (SMD) · 0402

WI0402IFR22KST-HF from DDY, in a 0402. 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 1 passive Terminal 1 of an unpolarised inductor or ferrite bead; either orientation.
2 2 passive Terminal 2 of an unpolarised inductor or ferrite bead; either orientation.

Key specifications

Parameter Value
Manufacturer DDY
Package 0402
Category Inductors, Coils, Chokes
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
Self-resonant frequency (SRF) min SRF 1150 MHz 5
DC resistance (Rdc) max Rdc 0.53 Ω 5
Saturation DC current (Isat) max Isat 380 mA 5
Inductance tolerance (K, ±10%) -10 10 % Tolerance code K (decoded from MPN position 5) 4
Operating temperature -40 85 ℃ 4
Storage temperature -10 40 ℃ R.H.: 65% Max 4
Inductance (L) L 220 nH Freq 7.9 MHz 5

CAD (KiCad official)

  • Symbol: WI0402IFR22KST-HF
  • Footprint: Inductor_SMD:L_0402_1005Metric
  • 3D model: 0402 (KiCad packages3D, STEP)
  • 3D model files: wi0402ifr22kst-hf-etched.step / wi0402ifr22kst-hf-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); wi0402ifr22kst-hf.step / wi0402ifr22kst-hf.glb are the bare package body.

Provenance

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

  • Datasheet: DDY datasheet (7 pp, sha256 d1e80ea693aa6905, retrieved 2026-10-18, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins, primary two-terminal 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