# BTC750N

**BORN** · Gas Discharge Tube Arresters (GDT) · 1812

BTC750N from BORN, in a 1812. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.

## Pinout

| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | A1 | passive | Gas-tube anode terminal 1; symmetric with terminal 2; DC spark-over voltage 75 V ±30%, max impulse spark-over 600 V at 1 kV/µs, impulse discharge current 2.0 kA (8/20 µs), insulation resistance ≥1 GΩ at 25 V DC, capacitance <1 pF at 1 MHz. |
| 2 | A2 | passive | Gas-tube anode terminal 2; symmetric with terminal 1; DC spark-over voltage 75 V ±30%, max impulse spark-over 600 V at 1 kV/µs, impulse discharge current 2.0 kA (8/20 µs), impulse withstanding voltage 4 kV (10/700 µs). |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | BORN |
| Package | 1812 |
| Category | Circuit Protection |
| Pins | 2 |

## CAD (KiCad official)

- Symbol: `BTC750N`
- Footprint: `Resistor_SMD:R_1812_4532Metric`
- 3D model: 1812 (KiCad packages3D, STEP)
- 3D model files: `btc750n-etched.step` / `btc750n-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `btc750n.step` / `btc750n.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [BORN datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588912810202316801) (4 pp, sha256 `2d7d15d8fda51ced`, retrieved 2026-09-22, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.2`, primary `claude-sonnet-4-6` (text+vision), consensus `claude-opus-4-7` (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/btc750n-datasheet.pdf)