The APD-SF90A500-1 from Lasermate Group is a Photodiode with Wavelength Range 400 to 1100 nm, Capacitance 1.5 pF, Dark Current 0.05 to 1.2 nA, Responsivity/Photosensitivity 0.57 A/W, Active Area Diameter 500 µm. More details for APD-SF90A500-1 can be seen below.