# SCHF201209H5N6ST

**Yanchuang** · Inductors (SMD) · 0805

SCHF201209H5N6ST from Yanchuang, 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 | Yanchuang |
| 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 (code S) | L | -0.3 |  | 0.3 | nH | Tolerance code S = ±0.3 nH (part-numbering table) | 3 |
| DC resistance (max) | DCR |  |  | 0.23 | Ω |  | 11 |
| Rated current (max) | Ir |  |  | 400 | mA | Rated current: surface temperature rise 20℃ at thermal equilibrium under DC | 11 |
| Q factor (min) | Q | 8 |  |  |  | L, Q test frequency 100 MHz | 11 |
| Self-resonant frequency (min) | SRF | 4000 |  |  | MHz |  | 11 |
| Nominal inductance | L |  | 5.6 |  | nH | L, Q test frequency 100 MHz | 11 |
| Inductance change after solder heat | L | -10 |  | 10 | % | Solder heat 260±3℃, 5 s dip, Sn/3.0Ag/0.5Cu | 4 |
| Q change after solder heat | Q | -20 |  | 20 | % | Solder heat 260±3℃, 5 s dip, Sn/3.0Ag/0.5Cu | 4 |
| Inductance change after drop | L | -10 |  | 10 | % | Drop from 1 m onto 3 cm concrete, 10 times | 4 |
| Q change after drop | Q | -20 |  | 20 | % | Drop from 1 m onto 3 cm concrete, 10 times | 4 |
| Inductance change after vibration | L | -10 |  | 10 | % | Vibration 10-55 Hz, 1.5 mm full amplitude, 6 h total (XYZ) | 4 |
| Q change after vibration | Q | -20 |  | 20 | % | Vibration 10-55 Hz, 1.5 mm full amplitude, 6 h total (XYZ) | 4 |
| Inductance change after temperature shock | L | -10 |  | 10 | % | -40℃ (30 min) ↔ 85℃ (30 min), 100 cycles | 5 |
| Q change after temperature shock | Q | -20 |  | 20 | % | -40℃ (30 min) ↔ 85℃ (30 min), 100 cycles | 5 |
| Inductance change after high temperature load | L | -10 |  | 10 | % | 85±2℃, 1000+24 h, rated current loaded | 5 |
| Q change after high temperature load | Q | -20 |  | 20 | % | 85±2℃, 1000+24 h, rated current loaded | 5 |
| Operating temperature | T | -40 |  | 85 | ℃ | 160808 and 201209 series, unpackaged parts | 7 |
| Storage temperature (packaged product) | T |  |  | 40 | ℃ | Packaged product storage | 7 |
| Storage humidity (packaged product) | RH |  |  | 70 | %RH | Packaged product storage, temperature ≤40℃ | 7 |

## CAD (KiCad official)

- Symbol: `SCHF201209H5N6ST`
- Footprint: `Inductor_SMD:L_0805_2012Metric`
- 3D model: 0805 (KiCad packages3D, STEP)
- 3D model files: `schf201209h5n6st-etched.step` / `schf201209h5n6st-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `schf201209h5n6st.step` / `schf201209h5n6st.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [Yanchuang datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588936757920878593) (11 pp, sha256 `ad81a2f11d5b0b2c`, retrieved 2026-10-17, 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`, primary `two-terminal convention` (convention), consensus `off` (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/schf201209h5n6st-datasheet.pdf)