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The Vishay TSOP34156 is a general-purpose modulated IR receiver for IR-based remote-control projects. It features a wide operating voltage range and allows ...

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The Vishay TSOP34156 is a general-purpose modulated IR receiver for IR-based remote-control projects. It features a wide operating voltage range and allows for relatively high data rates; this particular unit is tuned for a 56 kHz carrier frequency. This is the IR receiver used in the Pololu IR Beacon.

Jargon buster

Plain-language definitions for the technical terms used above.

modulated IR
Infrared light that is pulsed in a controlled pattern instead of being left on continuously. Using modulation helps the sensor distinguish the intended IR source from sunlight, room lighting, and other background infrared.

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