Tag Archives: RE46C190

Microchip RE46C190 Smoke Detector IC

Microchip Technology introduced the RE46C190 3V photo smoke-detector IC with horn driver and boost regulator. The RE46C190 features low-voltage operation with programmable calibration and operating modes. With the smoke-detector IC, the desired operating modes can be selected and calibrated during manufacturing. A single Lithium battery can power the chip for up to ten years. Two Alkaline batteries may also be used to power the RE46C190. The RE46C190 smoke-detector IC is available in a 16-pin SOIC 150 mil, package for $0.94 each, in 10,000-unit quantities. The RE46C190 is available now.

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