# V33MLA1206NHAUTO

**Littelfuse** · Varistors · 1206

V33MLA1206NHAUTO from Littelfuse, in a 1206. 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 | 1 | passive | Varistor terminal 1. Bidirectional metal-oxide varistor electrode; interchangeable with terminal 2 (no polarity). Clamps transient voltages above VM(DC)=33V, with VC=75V at 1A (8/20us). |
| 2 | 2 | passive | Varistor terminal 2. Bidirectional metal-oxide varistor electrode; interchangeable with terminal 1 (no polarity). Clamps transient voltages above VM(DC)=33V, with VC=75V at 1A (8/20us). |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Littelfuse |
| Package | 1206 |
| Category | Circuit Protection |
| Pins | 2 |

## Ordering variants

Same part, different packaging or reel option.

- `V33MLA1206NHAUTO`

## CAD (KiCad official)

- Symbol: `V33MLA1206NHAUTO`
- Footprint: `Resistor_SMD:R_1206_3216Metric`
- 3D model: 1206 (KiCad packages3D, STEP)
- 3D model files: `v33mla1206nhauto-etched.step` / `v33mla1206nhauto-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `v33mla1206nhauto.step` / `v33mla1206nhauto.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [Littelfuse datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588903626026987520) (8 pp, sha256 `e7937d797492a8c9`, retrieved 2026-08-17, tier: lcsc)
- **Extractor:** `ds2sf` (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate.
- **CAD:** KiCad official libraries (CC-BY-SA 4.0).

[Datasheet PDF](docs/v33mla1206nhauto-datasheet.pdf)