# CMFA683J3800HANT

**FH Guangdong Fenghua Advanced Tech** · NTC Thermistors · 0603

CMFA683J3800HANT from FH Guangdong Fenghua Advanced Tech, in a 0603. 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 | One of two interchangeable Ni/Sn-plated terminal electrodes of the chip NTC thermistor; the datasheet gives no polarity, and the 0603 body is L 1.6±0.15 mm by W 0.8±0.15 mm with electrode length M 0.10 mm min. |
| 2 | 2 | passive | Second interchangeable Ni/Sn-plated terminal electrode of the chip NTC thermistor; the operating temperature range is -40℃ to +120℃ and the 0603 body is 0.95 mm max thick. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | FH Guangdong Fenghua Advanced Tech |
| Package | 0603 |
| Category | Sensors |
| Pins | 2 |

## CAD (KiCad official)

- Symbol: `CMFA683J3800HANT`
- Footprint: `Resistor_SMD:R_0603_1608Metric`
- 3D model: 0603 (KiCad packages3D, STEP)
- 3D model files: `cmfa683j3800hant-etched.step` / `cmfa683j3800hant-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `cmfa683j3800hant.step` / `cmfa683j3800hant.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/8588931344559063040) (16 pp, sha256 `fa9e5d9e7e22aa48`, retrieved 2026-10-10, 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/cmfa683j3800hant-datasheet.pdf)