ams OSRAM SFH 2202

New TOPLED^® D5140, SFH 2202 photodiode provides higher sensitivity and 30 times higher linearity than standard photodiodes on the market today. Wearable devices using the SFH 2202 will be able to improve heart rate and SpO2 measurement in challenging ambient light conditions.

By using the TOPLED^® D5140, SFH 2202, manufacturers of wearable devices aimed at the premium segment of the market can differentiate their products through superior performance in vital signs measurement.

Key features

• 30x improved linearity compared to a standard photodiode
• Sensitivity range: 300-1100 nm
• Capacitance: type 23pF @ 5V
• Package size: 5.1 x 4.0 x 0.85 mm³

Additional features

• Rise time: 250 ns (VR = 5 V, λ = 940 nm)
• Photocurrent: 3,2 µA (Ee = 0.1 mW/cm²V, λ = 530 nm)
• Package: clear silicone
• ESD: 2 kV acc. to ANSI/ESDA/JEDEC JS-001 (HBM, Class 2)
• Especially suitable for applications from 400 nm to 1100 nm

Applications

• Optical vital sign monitoring
• Medical applications (PPG, SpO2, blood pressure and more)
• Precision optical transmission measurement
• Rain sensing