component
0402DF-271XJRW
Public Made by Adomby adom
Coilcraft Power Inductors, 0402. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.
Generated by kicad-footprint-generator · KiCad file format 20260206
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| 0402df-271xjrw.glb | 2d ago |
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| 0402df-271xjrw.lbr | 2d ago |
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0402DF-271XJRW
Coilcraft · Power Inductors · 0402
0402DF-271XJRW from Coilcraft, 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 | Coilcraft |
| 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 |
|---|---|---|---|---|---|---|---|
| Inductance tolerance | -5 | 5 | % | Printed as ±5% in the inductance column header for 0402DF-271XJR (J code) | 1 | ||
| DCR | 0.265 | Ohms | DCR measured on Cambridge Technology micro-ohmmeter and a Coilcraft CCF858 test fixture (footnote 4) | 1 | |||
| Temperature Coefficient of Inductance (TCL) | TCL | 25 | 150 | ppm/°C | Printed as +25 to +150 ppm/°C | 2 | |
| Ambient temperature | -40 | 125 | °C | With Irms current | 2 | ||
| Storage temperature (component) | -40 | 140 | °C | Component | 2 | ||
| Storage temperature (tape and reel packaging) | -40 | 80 | °C | Tape and reel packaging | 2 | ||
| Maximum part temperature | 140 | °C | Ambient + temperature rise | 2 | |||
| Resistance to soldering heat | 260 | °C | Max three 40 second reflows, parts cooled to room temperature between cycles | 2 | |||
| Inductance (nominal) | L | 270 | nH | Measured at 7.9 MHz (footnote 2) | 1 | ||
| Irms | Irms | 590 | mA | Current that causes a 15°C temperature rise from 25°C ambient (footnote 5) | 1 |
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 |
|---|---|---|---|---|
| contacts | tin | or P = non-RoHS tin-lead (63/37). Packaging: W= 7″ machine-ready reel. EIA-481 punched paper | 1 |
CAD (KiCad official)
- Symbol:
0402DF-271XJRW - Footprint:
Inductor_SMD:L_0402_1005Metric - 3D model: 0402 (KiCad packages3D, STEP)
- 3D model files:
0402df-271xjrw-etched.step/0402df-271xjrw-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);0402df-271xjrw.step/0402df-271xjrw.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Coilcraft datasheet (2 pp, sha256
2c198ca3a6aab2ae, retrieved 2026-10-18, 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).