# CBG321609U181T

**FH Guangdong Fenghua Advanced Tech** · Ferrite Beads · 1206

CBG321609U181T from FH Guangdong Fenghua Advanced Tech, in a 1206. 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 | FH Guangdong Fenghua Advanced Tech |
| Package | 1206 |
| Category | Filters |
| 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 |
|---|---|---|---|---|---|---|---|
| Impedance tolerance |  | -25 |  | 25 | % |  | 6 |
| DC resistance (RDC) max | RDC |  |  | 0.15 | Ω |  | 6 |
| Rated current max |  |  |  | 1000 | mA |  | 6 |
| Operating temperature range |  | -55 |  | 125 | ℃ | Includes product surface temperature rise | 12 |
| Impedance change after resistance to soldering heat |  | -30 |  | 30 | % | Solder 260±5℃, immersion 10±1 s | 12 |
| Impedance change after low temperature test |  | -30 |  | 30 | % | Temperature -55±2℃, testing time 1000 h | 13 |
| Impedance change after vibration |  | -30 |  | 30 | % | Amplitude 1.5 mm; 2 h in each of 3 perpendicular directions | 13 |
| Impedance change after high temperature test |  | -30 |  | 30 | % | Temperature 125±2℃, testing time 1000 h | 14 |
| Impedance change after static humidity test |  | -30 |  | 30 | % | 90-95% RH, 60±2℃, testing time 1000 h | 14 |
| Impedance change after high temperature load |  | -30 |  | 30 | % | Impose rated current; 85±2℃, testing time 1000 h | 14 |
| Impedance change after temperature shock |  | -30 |  | 30 | % | -55℃ 30±3 min / +125℃ 30±3 min, 100 cycles | 14 |
| Nominal impedance |  |  | 180 |  | Ω | Test frequency 100 MHz; test voltage 50 mV | 6 |

## 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 |  | silver | Terminal electrode 银层 Ag layer 银Ag | 4 |

## CAD (KiCad official)

- Symbol: `CBG321609U181T`
- Footprint: `Inductor_SMD:L_1206_3216Metric`
- 3D model: 1206 (KiCad packages3D, STEP)
- 3D model files: `cbg321609u181t-etched.step` / `cbg321609u181t-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `cbg321609u181t.step` / `cbg321609u181t.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [FH Guangdong Fenghua Advanced Tech datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8757062814131195904) (18 pp, sha256 `cf28d37491cabda1`, retrieved 2026-10-18, 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/cbg321609u181t-datasheet.pdf)