The HSMx-C280 series, from Avago Technologies, are a family of LEDs within miniature ChipLED packages. They have an extremely compact package with the industry standard 0402 footprint. As a low profile LED they are ideal for applications where space is limited, for example small portable and hand held devices.
The HSMx-C280 LEDs available in a variety of colours with an untinted, diffused lens. They are suitable for applications such as; LCD backlighting, push button backlighting, front panel indicators, symbol backlighting and keypad backlighting.

Features of the HSMx-C280 LEDs:
Surface mount (SMD)
0402 footprint
Dimensions: 1 x 0.5 x 0.4 mm
Diffused optics
Operating temperature: -40 to +85 °C

Visible Light LEDs, Avago Technologies