The LAPD-3-09-17-TO39 from Roithner Lasertechnik is a Photodiode with Wavelength Range 900 to 1700 nm, Capacitance 750 to 2000 pF, Dark Current 25 to 100 nA, Responsivity/Photosensitivity 0.02 to 0.95 A/W. More details for LAPD-3-09-17-TO39 can be seen below.