New Dual-Color IR LED from Vishay Saves Space and Provides Balanced Signal Levels

Vishay unceils new dual-color IR LEDs for applicaitons include wearable devices and medical patient monitoring system (Vishay/LEDinside)

Vishay Intertechnology introduces a new dual-color IR emitting diode designed to save space in wearable devices and medical patient monitoring systems. Offered in a compact 2 mm by 2 mm by 0.87 mm package, the Vishay Semiconductors VSMD66694 features wavelengths of 660 nm (red) and 940 nm (IR), and is built on SurfLight technology for best-in-class radiant power of 9.5 mW and 8.5 mW, respectively. 

       Can replace two leaded diodes with one component in a surface-mount package 

       Easily combined with any custom-designed lens system

       Balanced radiant power at red and IR wavelengths provides balanced signal levels


Product Benefits:
       Compact 2 mm by 2 mm by 0.87 mm package
       Red (660 nm) and IR (940 nm) wavelengths
       Narrow spectral bandwidth of 20 nm at 660 nm
       High radiant power to 9.5 mW
       Fast switching times of 10 ns 
       Forward voltage down to 1.4 V
       Pulse current to 1 A at 100 µs
       ± 60° angle of half intensity
       Temperature range of -25 °C to +85 °C
       Moisture sensitivity level (MSL) of 3 in accordance with J-STD-020 for a floor life of 168 hours
       Supports lead (Pb)-free reflow soldering

RoHS-compliant, halogen-free, and Vishay Green

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