# HX6474KUA

**HUAXIN** · Hall Switches · TO-92S

HX6474KUA from HUAXIN, in a TO-92S. 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 | VDD | power_in | Supply input; the datasheet gives an operating supply range of 2.5 V to 26 V, with an absolute maximum rating of -28 V to 28 V. |
| 2 | GND | power_in | Ground terminal. |
| 3 | Output | output | Open-collector output; output voltage is rated 0.5 V to 28 V and output current up to 25 mA. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | HUAXIN |
| Package | TO-92S |
| Category | Magnetic Sensors |
| Pins | 3 |

## Electrical characteristics

Limits as printed in the datasheet (page.json `metadata.characteristics` carries them as data).

| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Supply voltage (VDD) | VDD | 2.5 |  | 26 | V |  | 4 |
| Supply current (IDD) | IDD |  | 2.5 | 5 | mA | VDD=5V,B＜Bop | 4 |
| Output saturation voltage (Vsat) | Vsat |  | 300 | 500 | mV | IOUT = 20 mA,B>Bop | 4 |
| Output leakage current (Ioff) | Ioff |  |  | 10 | μA | IOFF,B<Brp,Vout=20V | 4 |
| Output rise time (TR) | TR |  | 0.04 | 0.45 | μS | R1=1kΩ,C2=20pF | 4 |
| Output fall time (TF) | TF |  | 0.18 | 0.45 | μS | R1=1kΩ,C2=20pF | 4 |
| Frequency bandwidth (Fbw) | Fbw | 3 |  |  | kHz |  | 4 |
| Operate point (BOP) | BOP | 50 |  | 110 | Gauss |  | 4 |
| Release point (BRP) | BRP | 30 |  | 90 | Gauss |  | 4 |
| Electrostatic protection (ESD, HBM) | ESD | 4000 |  |  | V | HMB | 4 |
| Supply voltage (VDD) absolute maximum | VDD | -28 |  | 28 | V |  | 4 |
| Output voltage (VOUT) | VOUT | 0.5 |  | 28 | V |  | 4 |
| Output current (IOUT) | IOUT |  |  | 25 | mA |  | 4 |
| Operating temperature (TA) | TA | -40 |  | 125 | ℃ |  | 4 |
| Storage temperature (TS) | TS | -55 |  | 165 | ℃ |  | 4 |
| Electrostatic discharge rating (ESD) | ESD |  |  | 4000 | V |  | 4 |

## CAD (KiCad official)

- Symbol: `HX6474KUA`
- Footprint: `Package_TO_SOT_THT:TO-92_Inline`
- 3D model: TO-92S (KiCad packages3D, STEP)
- 3D model files: `hx6474kua-etched.step` / `hx6474kua-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `hx6474kua.step` / `hx6474kua.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [HUAXIN datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588905696712929280) (8 pp, sha256 `b6996b7f5f3b7fc9`, 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-haiku-5-5` (text), consensus `claude-sonnet-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/hx6474kua-datasheet.pdf)