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Product category: Optoelectronic Sensors, Switches and Receivers
News Release from: Avago Technologies | Subject: HSDL-9100-021
Edited by the Electronicstalk Editorial Team on 22 October 2004

Optical proximity sensor looks for
mobile uses

A new miniature low-cost optical proximity sensor will enable a variety of applications in compact mobile devices.

A new miniature, low-cost optical proximity sensor will enable a variety of applications in compact mobile devices In mobile phones, for example, Agilent's proximity sensor enables an automatic change from loudspeaker to earpiece mode when the phone is placed near the ear

Current phone models require user intervention to switch between loudspeaker and earpiece mode.

The new device can also detect the opening and closing of popular clamshell mobile phones and can activate the power-saving mode in notebook computers.

The proximity sensor is ideal for paper-edge detection in printers, photocopiers and fax machines.

It can also be used to switch on/off home appliances, such as table lamps, without the need for mechanical switches.

There are many other potential applications within the consumer, industrial and automotive markets.

Agilent's HSDL-9100-021 optical proximity sensor is specifically optimised for size, performance and ease of design in mobile appliances.

Its small footprint (7.1 x 2.75mm and only 2.7mm high) is ideal for space-constrained applications, and it offers a variable detection range from approximately 0 to 60mm that allows manufacturers to easily customise the device for multiple applications.

The proximity sensor is packaged in a metal housing to shield the LED emitter from the photodetector.

The surface-mount, lead-free package eliminates optical crosstalk between the LED emitter and the light sensor to assure high signal-to-noise ratio for reliable performance.

The unit also features an integral ambient light filter and guaranteed performance over the -25 to +85C temperature range.

The HSDL-9100-021 proximity sensor is available now through Agilent's direct sales channel and worldwide distribution partners. Request a free brochure from Avago Technologies ...

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