# HBZT52C4V7S7F

**HXY MOSFET** · Zener Diodes · SOD-323

HBZT52C4V7S7F from HXY MOSFET, in a SOD-323. 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 | K | passive | Cathode: the banded/marked end per the datasheet; pad 1 of the KiCad diode footprint. |
| 2 | A | passive | Anode. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | HXY MOSFET |
| Package | SOD-323 |
| Category | Diodes |
| 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 |
|---|---|---|---|---|---|---|---|
| Zener voltage (nominal, range at IZT) | VZ | 4.4 | 4.7 | 5 | V | @ IZT = 5 mA | 1 |
| Maximum Zener impedance at IZT | ZZT |  |  | 80 | Ω | @ IZT = 5 mA; f = 1kHz (Note 3) | 1 |
| Maximum Zener impedance at IZK | ZZK |  |  | 500 | Ω | @ IZK = 1.0 mA | 1 |
| Maximum reverse current | IR |  |  | 3 | µA | @ VR = 2 V (Note 2) | 1 |
| Typical temperature coefficient | TC |  | -3.5 |  | mV/°C | @ IZTC = 5 mA | 1 |
| Forward voltage | VF |  |  | 0.9 | V | @ IF = 10mA (Note 2) | 1 |
| Power dissipation | Pd |  |  | 200 | mW | Note 1: device mounted on ceramic PCB 7.6mm x 9.4mm x 0.87mm with pad areas 25mm² | 1 |
| Operation junction temperature range | TJ | -40 |  | 125 | ℃ |  | 1 |
| Storage temperature range | TSTG | -55 |  | 150 | ℃ |  | 1 |
| Thermal resistance, junction to ambient | RΘJA |  | 625 |  | ℃/W |  | 1 |

## CAD (KiCad official)

- Symbol: `HBZT52C4V7S7F`
- Footprint: `Diode_SMD:D_SOD-323`
- 3D model: SOD-323 (KiCad packages3D, STEP)
- 3D model files: `hbzt52c4v7s7f-etched.step` / `hbzt52c4v7s7f-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `hbzt52c4v7s7f.step` / `hbzt52c4v7s7f.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [HXY MOSFET datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8604438412954906624) (3 pp, sha256 `c3d44c26337a2b79`, retrieved 2026-10-22, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins`, primary `cathode-band 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/hbzt52c4v7s7f-datasheet.pdf)