Photodiode EPD-270-0-0.3-2 11.04.2007 Preliminary rev. 02/07 Wavelength Type Technology Case UV-C clear UV-glass + filter SiC TO-39 Description 8,33 Selective photodiode with high spectral sensitivity in the UVC range (230 nm - 285 nm), mounted in hermetically sealed TO-39 package with clear UV-glass window and filter Filter 1,00 2,80 6,30 0,85 6,35 Note: housing with diffuse glass window available on request Chip Applications Anode Environmental technology, analytical techniques, medical applications, industrial sensors, inspecting and controlling of UV radiation as well as for more general purposes Miscellaneous Parameters Tamb = 25°C, unless otherwise specified Test сonditions Parameter Symbol Value Unit A 0.056 mm² Temperature coefficient of IPh TC(IPh) 0.1 %/K Operating temperature range Tamb -40 to +70 °C Storage temperature range Tstg -40 to +100 °C ϕ 70 deg. Typ Max Unit Active area Acceptance angle at 50% Sλ Optical and Electrical Characteristics Tamb = 25°C, unless otherwise specified Parameter Test conditions Symbol IR = 100 µA VR 20 Dark current VR = 1 V ID 10 Peak sensitivity wavelength VR = 0 V λp 270 nm Responsivity at λP VR = 0 V Sλ 0.11 A/W Sensitivity range at 1% VR = 0 V λmin, λmax Spectral bandwidth at 50% VR = 0 V ∆λ0.5 35 Shunt resistance VR = 10 mV RSH 1 Noise equivalent power λ = 270 nm NEP Specific detectivity λ = 270 nm D* 1.9x1013 cm ⋅ Hz ⋅ W −1 VR = 0 V CJ 20 pF VR = 0 V Ee = 100 µW/cm² IPh 2.6 nA Breakdown voltage1) Junction capacitance Photo current at λ = 254 nm1,2) 1) 2) Min V 100 230 285 1.3x10 fA nm nm TΩ -14 W/ Hz for information only measured with Hg-LP UV-emitter as radiation source Note: All measurements carried out with EPIGAP equipment Labeling Type Lot N° RD (typ.) [TΩ] Quantity EPD-270-0-0.3-2 EPIGAP Optoelektronik GmbH, D-12555 Berlin, Köpenicker Str.325 b, Haus 201 Tel.: +49-30-6576 2543, Fax : +49-30-6576 2545 1 of 2 Photodiode EPD-270-0-0.3-2 11.04.2007 Preliminary Typical responsivity to incident radiation, normalized to S @λ = 270 nm rev. 02/07 Short-circuit current vs. irradiance (typical) 2) 1,0 3 0,8 2 Short-circuit current (nA) Responsivity (arb. units) 10 0,6 0,4 10 1 10 0 10 -1 0,2 10 -2 10 0,0 200 250 300 350 -2 10 Wavelength [nm] -1 10 0 10 2 Irradiance [mW/cm ] 1 10 2 10 Short-circuit current vs. ambient temperature Short-circuit current (arb. units) 1,04 1,00 0,96 0,92 -40 -20 0 20 40 Ambient temperature [°C] 60 EPIGAP Optoelektronik GmbH, D-12555 Berlin, Köpenicker Str.325 b, Haus 201 Tel.: +49-30-6576 2543, Fax : +49-30-6576 2545 2 of 2