PDA36A(-EC) Si Switchable Gain Detector
User Guide
Page 1: ...PDA36A EC Si Switchable Gain Detector User Guide...
Page 2: ...ty 4 4 3 Dark Current 4 4 4 Bandwidth and Response 5 4 5 Terminating Resistance 5 4 6 Gain Adjustment 6 Chapter 5 Troubleshooting 6 Chapter 6 Specifications 7 6 1 Response Curve 9 6 2 Mechanical Drawi...
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 Sup...
Page 4: ...mpedances up to 5 V The PDA36A EC housing includes a removable threaded coupler SM1T1 and retainer ring SM1RR that is compatible with any number of Thorlabs 1 threaded accessories This allows convenie...
Page 5: ...gh speed oscilloscopes have input impedances of 50 In this case do not install a 50 terminator The combined loads will equal 25 which could allow 135 mA of output current This will damage the output d...
Page 6: ...h flows when a bias voltage is applied 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...
Page 7: ...VOUT for viewing on an oscilloscope Depending on the type of the photodiode load resistance can affect the response speed For maximum bandwidth we recommend using a 50 coaxial cable with a 50 termina...
Page 8: ...for a given input signal Chapter 5 Troubleshooting Problem Suggested Solutions There is no signal response Verify that the power is switched on and all connections are secure Verify the proper termina...
Page 9: ...7 94 x 10 13 W Hz Offset 4 mV Typ 10 mV Max Offset 4 mV Typ 10 mV Max 20 dB Setting 60 dB Setting Gain Hi Z 1 5 x 104 V A 2 Gain Hi Z 1 5 x 106 V A 5 Gain 5 0 0 75 x 104 V A 2 Gain 50 0 75 x 106 V A 5...
Page 10: ...in Steps 8 x 10dB 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 76 x 2 06 x 0 88 70 1 mm x 52 3 mm...
Page 11: ...Si Switchable Gain Detector Chapter 6 Specifications Rev E July 15 2017 Page 9 6 1 Response Curve...
Page 12: ...T1 Coupler with SM1RR Retainer Ring Rotary Gain Switch 8 Position 22 4 mm 0 88 12 7 mm 0 50 Power Supply Connector LED Power Indicator Output BNC with 0 to 10 V Range 1 035 40 External Thread Mates wi...
Page 13: ...Si Switchable Gain Detector Chapter 7 Certificate of Conformance Rev E 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...
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