The MTPD1346D-300 from Marktech Optoelectronics is a Photodiode with Wavelength Range 600 to 1750 nm, Bandwidth 4.3 MHz, Capacitance 2090 pF, Dark Current 265 uA, Responsivity/Photosensitivity 0.50 A/W. More details for MTPD1346D-300 can be seen below.