# AVR-M2012C120MT6AB

**TDK** · Varistors · 0805

AVR-M2012C120MT6AB from TDK, in a 0805. 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 | 1 | passive | Terminal 1 of an unpolarised resistor; either orientation. |
| 2 | 2 | passive | Terminal 2 of an unpolarised resistor; either orientation. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | TDK |
| Package | 0805 |
| Category | Circuit Protection |
| 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 |
|---|---|---|---|---|---|---|---|
| Varistor voltage V1mA | V1mA | 9.6 | 12 | 14.4 | V | DC 1mA across chip varistor terminals | 5 |
| Capacitance | C | 550 | 1000 | 1450 | pF | 1kHz, 1Vrms (C1kHz column) | 5 |
| Varistor voltage tolerance (code M) |  | -20 |  | 20 | % | Tolerance letter M = ±20% per AVR-M part numbering | 3 |
| Maximum allowable circuit voltage DC | Vdc |  |  | 7.5 | V | Continuous DC voltage across terminals | 5 |
| Energy capability | E |  |  | 0.2 | J | Single pulse 10/1000µs at specified peak current | 5 |
| Surge current capability | Ip |  |  | 60 | A | Single pulse 8/20µs | 5 |
| Leakage current |  |  |  | 50 | µA | Within maximum allowable circuit voltage range | 4 |
| Operating temperature range |  | -40 |  | 85 | °C |  | 5 |
| ESD withstand (IEC61000-4-2 contact) |  |  |  | 8 | kV | IEC61000-4-2 contact discharge, Level 4 (150pF/330Ω) | 5 |
| Clamping voltage Vcl | Vcl |  | 20 |  | V | 8/20µs pulse at 5A peak current; single value printed, no min/max | 5 |

## Materials and finish

As the datasheet states them (page.json `metadata.appearance`; the 3D model's colours follow it).

| Part | Material | Colour / plating | Datasheet says | Page |
|---|---|---|---|---|
| contacts |  | nickel | 端子电极 (4) Ni | 2 |

## CAD (KiCad official)

- Symbol: `AVR-M2012C120MT6AB`
- Footprint: `Resistor_SMD:R_0805_2012Metric`
- 3D model: 0805 (KiCad packages3D, STEP)
- 3D model files: `avr-m2012c120mt6ab-etched.step` / `avr-m2012c120mt6ab-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `avr-m2012c120mt6ab.step` / `avr-m2012c120mt6ab.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [TDK datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588934268806434816) (12 pp, sha256 `b228de3e68e1e692`, retrieved 2026-10-18, 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`, primary `two-terminal 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/avr-m2012c120mt6ab-datasheet.pdf)