component

YWIF1005-78NK

Public Made by Adom

by adom

YJYCOIN 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, chokesywif1005-78nkfactory-2.0.0extractor-text
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YWIF1005-78NK

YJYCOIN · Inductors (SMD) · 0402

YWIF1005-78NK from YJYCOIN, 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 YJYCOIN
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
SRF minimum (self-resonant frequency) for YWIF1005-78NK SRF 1600 MHz 2
DC resistance Rdc maximum for YWIF1005-78NK Rdc 0.13 Ω 2
Saturation DC current Isat maximum for YWIF1005-78NK Isat 970 mA Inductance drop approximately 30% of L0 at Isat 2
Inductance tolerance (K = ±10%) for YWIF1005-78NK L -10 10 % K suffix, ±10% 2
Operating temperature range -40 85 ℃ Operating temperature 1
Storage temperature range -10 40 ℃ Storage; R.H. 65% Max. 2
Nominal inductance for YWIF1005-78NK L 78 nH Test frequency 7.9 MHz 2

CAD (KiCad official)

  • Symbol: YWIF1005-78NK
  • Footprint: Inductor_SMD:L_0402_1005Metric
  • 3D model: 0402 (KiCad packages3D, STEP)
  • 3D model files: ywif1005-78nk-etched.step / ywif1005-78nk-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); ywif1005-78nk.step / ywif1005-78nk.glb are the bare package body.

Provenance

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

  • Datasheet: YJYCOIN datasheet (5 pp, sha256 70f4f46bdbf9cbf8, retrieved 2026-10-17, 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