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WI0805QD2R2MST-HF
Public Made by Adomby adom
DDY Inductors (SMD), 0805. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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Contents
README
markdownWI0805QD2R2MST-HF
DDY · Inductors (SMD) · 0805
WI0805QD2R2MST-HF from DDY, in a 0805. 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 | 0805 |
| 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 |
|---|---|---|---|---|---|---|---|
| Inductance tolerance (M, ±20%) | -20 | 20 | % | Tolerance code M per part numbering (M ±20%) | 4 | ||
| DC resistance Rdc tolerance | Rdc | -30 | 30 | % | Printed as Rdc±30% in electrical table header | 5 | |
| DC resistance | Rdc | 0.18 | Ω | 5 | |||
| Operating temperature | -40 | 85 | °C | Operating temp. | 4 | ||
| Storage temperature | -10 | 40 | °C | Storage temp., R.H. 65% Max | 4 | ||
| Inductance | L | 2.2 | µH | Test frequency 1 MHz | 5 | ||
| Quality factor | Q | 10 | Test frequency 1 MHz | 5 | |||
| Self-resonant frequency | SRF | 400 | MHz | 5 | |||
| Saturation current | Isat | 780 | mA | 5 | |||
| Rated RMS current | Irms | 750 | mA | Temperature rise ΔT approximately 40℃ at Irms | 5 |
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 |
|---|---|---|---|---|
| shell | copper | Area of copper wire exposed in magnetic shield | 6 |
CAD (KiCad official)
- Symbol:
WI0805QD2R2MST-HF - Footprint:
Inductor_SMD:L_0805_2012Metric - 3D model: 0805 (KiCad packages3D, STEP)
- 3D model files:
wi0805qd2r2mst-hf-etched.step/wi0805qd2r2mst-hf-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);wi0805qd2r2mst-hf.step/wi0805qd2r2mst-hf.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: DDY datasheet (7 pp, sha256
f438f181373b3332, retrieved 2026-10-17, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins, primarytwo-terminal convention(convention), consensusoff(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).