# SDFL1005Q3R3KTF

**Sunlord** · Inductors (SMD) · 0402

SDFL1005Q3R3KTF from Sunlord, 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 the two-terminal SDFL1005Q3R3KTF 3.3 µH ±10% multilayer ferrite chip inductor (Q min 20 at 10 MHz, S.R.F. min 28 MHz, DCR max 2.7 Ω, rated current 10 mA); non-directional. |
| 2 | 2 | passive | Terminal 2 of the two-terminal SDFL1005Q3R3KTF 3.3 µH ±10% multilayer ferrite chip inductor (Q min 20 at 10 MHz, S.R.F. min 28 MHz, DCR max 2.7 Ω, rated current 10 mA); non-directional. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Sunlord |
| Package | 0402 |
| Category | Inductors, Coils, Chokes |
| Pins | 2 |

## Electrical characteristics

Limits from the LCSC catalog entry for this part (page.json `metadata.characteristics` carries them as data).

| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Inductance |  |  | 3.3 |  | µH | nominal, catalog attribute (LCSC C84474) | catalog |
| Tolerance |  | -10 |  | 10 | % | catalog attribute (LCSC C84474) | catalog |
| Rated current |  |  |  | 10 | mA | catalog attribute (LCSC C84474) | catalog |

## CAD (KiCad official)

- Symbol: `SDFL1005Q3R3KTF`
- Footprint: `Inductor_SMD:L_0402_1005Metric`
- 3D model: 0402 (KiCad packages3D, STEP)
- 3D model files: `sdfl1005q3r3ktf-etched.step` / `sdfl1005q3r3ktf-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `sdfl1005q3r3ktf.step` / `sdfl1005q3r3ktf.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [Sunlord datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8755215176536592384) (6 pp, sha256 `335d6b6b58598ce9`, retrieved 2026-10-19, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-5-5` (vision), consensus `claude-opus-5-5` (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](docs/sdfl1005q3r3ktf-datasheet.pdf)