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WI1812PS561MST-HF
Public Made by Adomby adom
DDY Inductors (SMD), 1812. 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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README
markdownWI1812PS561MST-HF
DDY · Inductors (SMD) · 1812
WI1812PS561MST-HF from DDY, in a 1812. 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 | 1812 |
| 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 |
|---|---|---|---|---|---|---|---|
| Quality factor Q (min) | Q | 40 | Freq 1 MHz | 5 | |||
| Self-resonant frequency SRF (min) | SRF | 3 | MHz | 5 | |||
| DC resistance Rdc (max) | Rdc | 6.1 | Ω | 5 | |||
| DC current Idc (max) | Idc | 0.11 | A | Idc 15% | 5 | ||
| Inductance tolerance | L | -20 | 20 | % | Tolerance M ±20% | 5 | |
| Operating temperature | -40 | 125 | ℃ | 4 | |||
| Storage temperature | -10 | 40 | ℃ | R.H.: 65% Max | 4 | ||
| Nominal inductance | L | 560 | µH | Freq 1 MHz | 5 |
CAD (KiCad official)
- Symbol:
WI1812PS561MST-HF - Footprint:
Inductor_SMD:L_1812_4532Metric - 3D model: 1812 (KiCad packages3D, STEP)
- 3D model files:
wi1812ps561mst-hf-etched.step/wi1812ps561mst-hf-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);wi1812ps561mst-hf.step/wi1812ps561mst-hf.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: DDY datasheet (7 pp, sha256
b6b51b5dbfb07d2c, retrieved 2026-10-21, 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).