PDA100A2 Si Switchable Gain Detector User Guide
Page 1: ...PDA100A2 Si Switchable Gain Detector User Guide...
Page 2: ...1 Theory of Operation 4 4 2 Responsivity 4 4 3 Dark Current 4 4 4 Bandwidth and Response 5 4 5 Terminating Resistance 5 4 6 Gain Adjustment 5 Chapter 5 Troubleshooting 6 Chapter 6 Specifications 7 6...
Page 3: ...ymbol Description Direct Current Alternating Current Both Direct and Alternating Current Earth Ground Terminal Protective Conductor Terminal Frame or Chassis Terminal Equipotentiality On Supply Off Su...
Page 4: ...to 5 V The PDA100A2 housing includes a removable threaded coupler SM1T1 and retainer ring SM1RR that is compatible with any number of Thorlabs 1 threaded accessories This allows convenient mounting of...
Page 5: ...ax with a 50 resistor Thorlabs p n T4119 for maximum performance Connect the remaining end to a measurement device such as an oscilloscope or high speed DAQ card Caution Many high speed oscilloscopes...
Page 6: ...d to a photodiode The PDA with Transimpedance Amplifier does control the dark current flowing out Looking at the figure above it can be noted that Point B is held at ground and the amplifier will try...
Page 7: ...gain so that the measured signal level out of the PDA100A2 is below 10 V 5 V with a 50 load to avoid saturation For low terminating resistors 5 k or 1 error an additional factor needs to be considere...
Page 8: ...ing a voltage measurement device Verify that the optical signal wavelength is within the specified wavelength range Verify that the optical signal is illuminating the detector active area Output Volta...
Page 9: ...29 V NEP p 7 17 x 10 11 W Hz NEP p 2 67 x 10 12 W Hz Offset 8 mV Typ 12 mV Max Offset 8 mV Typ 12 mV Max 10 dB Setting 50 dB Setting Gain Hi Z 4 75 x 103 V A 2 Gain Hi Z 4 75 x 105 V A 2 Gain 50 2 38...
Page 10: ...B Steps Output Voltage VOUT 0 to 5 V 50 0 to 10 V Hi Z General On Off Switch Slide Gain Switch 8 Position Rotary Output BNC DC Coupled Package Size 2 79 x 2 07 x 0 89 70 9 mm x 52 5 mm x 22 5 mm PD Su...
Page 11: ...Gain Detector Chapter 6 Specifications Rev D April 21 2020 Page 9 6 1 Response Curve 400 500 600 700 800 900 1000 300 1100 0 0 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 PDA100A2 Responsivity Responsivity A W W...
Page 12: ...Si Switchable Gain Detector Chapter 6 Specifications Page 10 TTN1134694 D02 6 2 Mechanical Drawing...
Page 13: ...Si Switchable Gain Detector Chapter 7 Certificate of Conformance Rev D April 21 2020 Page 11 Chapter 7 Certificate of Conformance...
Page 14: ...Thorlabs products such as Pure OEM products that means assemblies to be built into a unit by the user e g OEM laser driver cards Components Mechanics and optics Left over parts of units disassembled b...
Page 15: ...tion USA Canada and South America Thorlabs Inc sales thorlabs com techsupport thorlabs com UK and Ireland Thorlabs Ltd sales uk thorlabs com techsupport uk thorlabs com Europe Thorlabs GmbH europe tho...
Page 16: ...www thorlabs com...
