MGCI0603H3N9ST-LF

microgate · Inductors (SMD) · 0201

MGCI0603H3N9ST-LF from microgate, in a 0201. 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	First end-termination (a1, 0.10±0.20 mm) of the 3.9 nH ±0.3 nH multilayer chip inductor, rated 200 mA max with 0.45 ohm max DCR; terminals are interchangeable.
2	2	passive	Second end-termination (a2, 0.10±0.20 mm) of the 3.9 nH ±0.3 nH multilayer chip inductor, rated 200 mA max with 0.45 ohm max DCR; terminals are interchangeable.

Key specifications

Parameter	Value
Manufacturer	microgate
Package	0201
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 (letter S, ±0.3 nH)		-0.3		0.3	nH	Tolerance code S in MPN per part-numbering table (⑤ S: ±0.3nH)	1
Q min	Q	4				Test freq 100 MHz	2
Q min	Q	13				Test freq 800 MHz	2
Q min	Q	19				Test freq 1800 MHz	2
Self-resonant frequency SRF min	SRF	9000			MHz		2
DC resistance DCR max	DCR			0.45	Ω		2
Rated current Ir max	Ir			200	mA		2
Inductance L	L		3.9		nH	L test freq 100 MHz	2

CAD (KiCad official)

Symbol: MGCI0603H3N9ST-LF
Footprint: Inductor_SMD:L_0201_0603Metric
3D model: 0201 (KiCad packages3D, STEP)

Provenance

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

Datasheet: microgate datasheet (8 pp, sha256 78db86a73213798c, retrieved 2026-10-19, tier: lcsc)
Datasheet language: Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-5-5 (text+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

# MGCI0603H3N9ST-LF

**microgate** · Inductors (SMD) · 0201

MGCI0603H3N9ST-LF from microgate, in a 0201. 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 | First end-termination (a1, 0.10±0.20 mm) of the 3.9 nH ±0.3 nH multilayer chip inductor, rated 200 mA max with 0.45 ohm max DCR; terminals are interchangeable. |
| 2 | 2 | passive | Second end-termination (a2, 0.10±0.20 mm) of the 3.9 nH ±0.3 nH multilayer chip inductor, rated 200 mA max with 0.45 ohm max DCR; terminals are interchangeable. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | microgate |
| Package | 0201 |
| 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 (letter S, ±0.3 nH) |  | -0.3 |  | 0.3 | nH | Tolerance code S in MPN per part-numbering table (⑤ S: ±0.3nH) | 1 |
| Q min | Q | 4 |  |  |  | Test freq 100 MHz | 2 |
| Q min | Q | 13 |  |  |  | Test freq 800 MHz | 2 |
| Q min | Q | 19 |  |  |  | Test freq 1800 MHz | 2 |
| Self-resonant frequency SRF min | SRF | 9000 |  |  | MHz |  | 2 |
| DC resistance DCR max | DCR |  |  | 0.45 | Ω |  | 2 |
| Rated current Ir max | Ir |  |  | 200 | mA |  | 2 |
| Inductance L | L |  | 3.9 |  | nH | L test freq 100 MHz | 2 |

## CAD (KiCad official)

- Symbol: `MGCI0603H3N9ST-LF`
- Footprint: `Inductor_SMD:L_0201_0603Metric`
- 3D model: 0201 (KiCad packages3D, STEP)

## Provenance

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

- **Datasheet:** [microgate datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590911025804374016) (8 pp, sha256 `78db86a73213798c`, retrieved 2026-10-19, tier: lcsc)
- **Datasheet language:** Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-5-5` (text+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/mgci0603h3n9st-lf-datasheet.pdf)