# dieWidth

Wafer map: die size in mm.

Canonical: https://chart.syidax.com/docs/options/dieWidth/

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## Definition

| Item | Value |
| --- | --- |
| JavaScript property | `dieWidth` |
| HTML attribute | `die-width` |
| Type | `number` |
| Default | `undefined` |

undefined means this property was not explicitly set. The effective value may depend on the chart type and other settings.

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## Configuration example

```javascript
// Register sy-wafer-map and create the element before configuring it.
chart.dieWidth = 10;
```

- [Wafer Map · Complete examples and API](https://chart.syidax.com/docs/components/wafer-map.md)

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## Related documentation

A property with the same name may have different types and defaults across charts. When using a direct tag, follow that chart's documentation below.

- [Shared facade and direct tags](https://chart.syidax.com/docs/concepts.md)
- [sy-wafer-map](https://chart.syidax.com/docs/components/wafer-map.md#property-dieWidth)
- [sy-wafer-stack](https://chart.syidax.com/docs/components/wafer-stack.md#property-dieWidth)
- [sy-wafer-correlation](https://chart.syidax.com/docs/components/wafer-correlation.md#property-dieWidth)
- [sy-yield-zone-chart](https://chart.syidax.com/docs/components/yield-zone-chart.md#property-dieWidth)