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PDA10CF(-EC)
InGaAs Amplified
Detector

User Guide

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Summary of Contents for PDA10CF

Page 1: ...PDA10CF EC InGaAs Amplified Detector User Guide ...

Page 2: ...eration 4 4 1 Theory of Operation 4 4 2 Responsivity 4 4 3 Dark Current 5 4 4 Bandwidth and Response 5 4 5 Terminating Resistance 6 Chapter 5 Troubleshooting 7 Chapter 6 Specifications 8 6 1 Response Curve 9 6 2 Mechanical Drawing 10 Chapter 7 Certificate of Conformance 11 Chapter 8 Regulatory 12 Chapter 9 Thorlabs Worldwide Contacts 13 ...

Page 3: ...mbol Description Direct Current Alternating Current Both Direct and Alternating Current Earth Ground Terminal Protective Conductor Terminal Frame or chassis Terminal Equipotentiality On Supply Off Supply In Position of a Bi Stable Push Control Out Position of a Bi Stable Push Control Caution Risk of Electric Shock Caution Hot Surface Caution Risk of Danger Warning Laser Radiation Caution ESD Sensi...

Page 4: ...des 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 external optics light filters apertures as well as providing an easy mounting mechanism using Thorlabs cage assembly accessories ESD Caution The components inside this instrument are ESD sensitive Take all appropriate precautions to...

Page 5: ...speed oscilloscopes have input impedances of 50 Ω In this case do not install a 50 Ω terminator The combined loads will equal 25 Ω which could allow 135 mA of output current This will damage the output driver of the PDA10CF EC 5 Power the PDA10CF EC on using the power switch located on the top side of the unit Caution The PDA10CF EC was designed to allow maximum accessibility to the photodetector ...

Page 6: ...ources The PDA10CF EC includes a reverse biased PIN photo diode mated to a fixed gain transimpedance amplifier and packaged in a rugged housing 4 2 Responsivity The responsivity of a photodiode can be defined as a ratio of generated photocurrent IPD to the incident light power P at a given wavelength Photodetector Transimpedance Amp Out Feedback RF A B V BNC GND GND GND RLOAD ...

Page 7: ...ials and their relative dark currents speeds sensitivity and costs Material Dark Current Speed Sensitivity1 nm Cost Silicon Si Low High 400 1000 Low Germanium Ge High Low 900 1600 Low Gallium Phosphide GaP Low High 150 550 Med Indium Gallium Arsenide InGaAs Low High 800 1800 Med Extended Range Indium Gallium Arsenide InGaAs High High 1200 2600 High 4 4 Bandwidth and Response A load resistor will r...

Page 8: ...nt you may increase the amount of voltage for a given light level by increasing RLOAD In an unmatched termination the length of the coaxial cable can have a profound impact on the response so it is recommended to keep the cable as short as possible The maximum output of the PDA10CF EC is 10 volts for high impedance loads i e RLoad 5 kΩ and 5 V for 50 Ω loads Adjust the gain so that the measured si...

Page 9: ...ng 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 Voltage will not increase Detector Output is skewed Check to make sure the detector is not saturated Refer to the Output Voltage spec in the Specifications table Install a 1 Lens Tube SM1L10 to the thread c...

Page 10: ...MS 1 4 mVrms Max Ouput Current IOUT 100 mA Dark Offset 20 mV Load Impedance 50 Ω to Hi Z Transimpedance Gain 5 x 103 V A Hi Z 1 x 104 V A 50 Ω Output Voltage VOUT 0 to 5 V 50 Ω 0 to 10 V Hi Z General On Off Switch Slide Output BNC DC Coupled Package Size 2 80 x 1 90 x 0 83 70 mm x 48 mm x 21 mm PD Surface Depth 0 16 4 1 mm Weight Detector Only 0 2 lbs Accessories SM1T1 Coupler SM1RR Retainer Ring ...

Page 11: ...ied Detector Chapter 6 Specifications Rev F July 15 2017 Page 9 6 1 Response Curve 900 1000 1100 1200 1300 1400 1500 1600 800 1700 0 0 0 2 0 4 0 6 0 8 1 0 1 2 1 4 PDA10CF Responsivity Responsivity A W Wavelength nm ...

Page 12: ...on 12 VDC 200 mA Output BNC with 0 10 v Range and 50 OHM Drive Capability Power LED A 1 035 40 External Thread Mates with SM1 Series 53 3 mm 2 10 20 1 mm 0 79 48 0 mm 1 89 43 2 mm 1 70 Power Switch SM1T1 Threaded Coupler with Retaining Ring Included 0 535 40 Internal Thread Mates with SM05 Series 8 32 x 0 25 Thread M4 x 6 35 mm for EC Version 26 2 mm 1 03 1 00 mm 0 04 Detector Surface Detail A Sca...

Page 13: ...InGaAs Amplified Detector Chapter 7 Certificate of Conformance Rev F July 15 2017 Page 11 Chapter 7 Certificate of Conformance ...

Page 14: ...bs 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 by the user PCB s housings etc If you wish to return a Thorlabs unit for waste recovery please contact Thorlabs or your nearest dealer for further information 8 1 Waste Treatment is Your Own Responsibility I...

Page 15: ...on USA Canada and South America Thorlabs Inc sales thorlabs com techsupport thorlabs com Europe Thorlabs GmbH europe thorlabs com France Thorlabs SAS sales fr thorlabs com Japan Thorlabs Japan Inc sales thorlabs jp UK and Ireland Thorlabs Ltd sales uk thorlabs com techsupport uk thorlabs com Scandinavia Thorlabs Sweden AB scandinavia thorlabs com Brazil Thorlabs Vendas de Fotônicos Ltda brasil tho...

Page 16: ...www thorlabs com ...

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