Mouser Electronics Now Stocking ROHM Semiconductor RPR-0730 Photo-Reflector
Mouser Electronics is now stocking the new RPR-0730 photo-reflector from ROHM Semiconductor.
As the industry leader in New Product Introduction (NPI), Mouser Electronics is now stocking the new ROHM Semiconductor RPR-0730 photo-reflector. This device is an analog optical sensor capable of high-precision detection of fast-moving objects in consumer and industrial equipment.

The RPR-0730 available from Mouser is an ultra-compact optical proximity sensor that utilizes a proprietary 940nm infrared IrVCSEL as the light source, paired with a high-speed phototransistor. This configuration provides superior directivity and lower power consumption compared to traditional LED-based solutions. It enables high-speed, high-precision detection, making it suitable for applications that were difficult for conventional digital output types, such as print detection in multifunction printers and label printers, as well as rotation detection for motors and gears. By adopting an analog output phototransistor, it achieves a response time of 10μs and can accurately identify fine lines as narrow as 0.1mm, outperforming conventional LED light sources.
The RPR-0730 features an ultra-compact package (2.0 × 1.0 × 0.55 mm³) and uses a resin that cuts visible light to minimize interference from ambient light and sunlight. This ensures stable detection even in environments with changing lighting conditions, such as factories or outdoors. Its small size allows for easy integration into space-constrained devices like conveyors and precision equipment, enabling a wide range of applications.
For more information on the ROHM Semiconductor RPR-0730 photo-reflector, visit https://www.mouser.jp/new/rohm-semiconductor/rohm-rpr-0730-photo-reflector/.
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Mouser Electronics is an authorized semiconductor and electronic component distributor focused on empowering its manufacturer partners' new product introductions. Serving the global electronic design engineer and buyer community, the global distributor's website, mouser.com, is available in multiple languages and currencies and features more than 6.8 million products from over 1,200 manufacturer brands. Mouser offers 28 support locations worldwide to provide best-in-class customer service in local language, currency, and time zone. The distributor ships to over 650,000 customers in 223 countries/territories from its 90,000-square-meter, state-of-the-art distribution facility in the Dallas, Texas, metro area. For more information, visit http://www.mouser.jp.
About ROHM Semiconductor
ROHM Semiconductor designs and manufactures a wide range of electronic components, including semiconductors and integrated circuits, for wireless, computer, automotive, and consumer electronics applications. The company's comprehensive product portfolio covers everything from audio/video ICs, wireless audio links, image sensors, and noise-protection discretes to memory products using double-cell technology, energy-efficient power management components, and LEDs.
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