Vishay Semiconductors VEMD2704 Silicon PIN Photodiode

Vishay Semiconductors VEMD2704 Silicon PIN Photodiode is a high-speed, highly sensitive device with enhanced sensitivity to visible light. The device offers a 1.51mm² radiant sensitive area with a ±67° half-sensitivity angle. The top-view, surface-mount VEMD2704 is optimized for heart rate monitoring/pulse oximetry and wearable applications.

Features

Surface mount package with top view
2.0mm x 1.8mm x 0.6mm in dimension
1.51mm² radiant sensitive area
Clear epoxy for maximum sensitivity
Suitable for visible and near-infrared radiation

Half sensitivity angle of ϕ = ±67°
168-hour floor life, Moisture Sensitivity Level (MSL) 3 per J-STD-020
Halogen-free, Green device
Lead-free and RoHS compliant

Applications

Heart rate monitoring and pulse oximetry
Wearables

Specifications

6V maximum reverse voltage
1.0V to 1.3V forward voltage range
40nA maximum reverse dark current, 0.03nA typical
17.6pF typical diode capacitance
0.35μA to 1.50μA reverse light current range
940nm typical wavelength of peak sensitivity

350nm to 1100nm typical spectral bandwidth range
70ns typical rise/fall time
≥2kV HBM ESD safety at ±2000V, 1.5kΩ, 100pF, 3x pulses
-40°C to +85°C ambient temperature range
+260°C soldering temperature

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