Properties of the SG01D-5LENS UV photodiode Broadband UVA+UVB+UVC, PTB reported high chip stability, for very weak radiation Radiation sensitive area A = 11.0 mm2 TO5 hermetically sealed metal housing with concentrator lens, 1 isolated pin and 1 case pin 10uW/cm2 peak radiation results a current of approx. 350 nA