# LUDZS10BT1G

**LRC** · Zener Diodes · SOD-323

LUDZS10BT1G from LRC, 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 | CATHODE | passive | Cathode of the Zener diode, indicated by the polarity band; the Zener voltage VZ for LUDZS10BT1G is 9.770 V min to 10.210 V max at IZ = 5 mA. |
| 2 | ANODE | passive | Anode of the Zener diode; forward voltage VF is 0.9 V max at IF = 10 mA. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | LRC |
| 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 | VZ | 9.77 |  | 10.21 | V | IZ = 5 mA, TA = 25°C | 3 |
| Operating resistance | ZZ |  |  | 30 | Ω | IZ = 5 mA | 3 |
| Rising operating resistance | Zzk |  |  | 60 | Ω | IZ = 0.5 mA | 3 |
| Reverse current | IR |  |  | 0.1 | µA | VR = 7.0 V | 3 |
| Forward voltage | VF |  |  | 0.9 | V | IF = 10 mA | 2 |
| Power dissipation | P |  |  | 200 | mW | Ta=25°C | 1 |
| Junction temperature | Tj |  |  | 150 | °C | Ta=25°C | 1 |
| Storage temperature | Tstg | -55 |  | 150 | °C | Ta=25°C | 1 |
| Operating temperature | Topr | -55 |  | 150 | °C | Ta=25°C | 1 |
| Thermal resistance, junction to ambient | RθJA |  | 635 |  | °C/W | Junction to Ambient | 1 |

## CAD (KiCad official)

- Symbol: `LUDZS10BT1G`
- Footprint: `Diode_SMD:D_SOD-323`
- 3D model: SOD-323 (KiCad packages3D, STEP)
- 3D model files: `ludzs10bt1g-etched.step` / `ludzs10bt1g-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `ludzs10bt1g.step` / `ludzs10bt1g.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [LRC datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586185913592926208) (5 pp, sha256 `9f417b72f83cc66e`, retrieved 2026-10-22, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-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/ludzs10bt1g-datasheet.pdf)