# AVR-M1608C270MTAAB

**TDK** · Varistors · 0603

AVR-M1608C270MTAAB from TDK, in a 0603. 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 | 0603 |
| 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 | 21.6 | 27 | 32.4 | V |  | 10 |
| Capacitance | C | 21 | 30 | 39 | pF | 1kHz/1MHz* | 10 |
| Operating temperature range |  | -55 |  | 150 | °C |  | 10 |
| Maximum allowable circuit voltage (DC) | Vdc |  |  | 17 | V | DC | 10 |
| Maximum peak current | Ip |  |  | 2 | A | 8/20μs | 10 |
| Maximum energy | E |  |  | 0.05 | J | 10/1000μs | 10 |
| ESD voltage tolerance |  |  |  | 25 | kV | IEC61000-4-2 | 10 |
| Varistor voltage tolerance (M code, ±20%) | V1mA | -20 |  | 20 | % |  | 5 |
| Voltage % change at reference current after applied voltage steps |  | -10 |  | 10 | % | ESD 150pF/330Ω IEC61000-4-2, voltage applied 10 times | 14 |
| Clamping voltage | Vcl |  | 52 |  | V | 8/20μs, 2A | 10 |

## 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 | Terminal electrode (4) Ni | 3 |

## CAD (KiCad official)

- Symbol: `AVR-M1608C270MTAAB`
- Footprint: `Resistor_SMD:R_0603_1608Metric`
- 3D model: 0603 (KiCad packages3D, STEP)
- 3D model files: `avr-m1608c270mtaab-etched.step` / `avr-m1608c270mtaab-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `avr-m1608c270mtaab.step` / `avr-m1608c270mtaab.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/8725105914706792448) (19 pp, sha256 `d4c2107b21fc5d20`, retrieved 2026-10-17, tier: lcsc)
- **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-m1608c270mtaab-datasheet.pdf)