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THORLABS DC40 User Manual
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THORLABS DC40 User Manual

Led driver
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DC40
LED Driver
User Guide

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Summary of Contents for THORLABS DC40

  • Page 1 DC40 LED Driver User Guide...
  • Page 2 Revision: Date: November 28, 2024 Copyright © 2024 Thorlabs...
  • Page 3 DC40 LED Driver Table of Contents Chapter 1 Introduction Intended Use Explanation of Safety Warnings Description Technical Data 1.4.1 Specifications 1.4.2 Mechanical Drawings Pin Diagram Components FCC Designation Chapter 2 Safety Chapter 3 Installation Warranty and RMA Information Packing List...
  • Page 4 DC40 LED Driver Chapter 8 Disposal Chapter 9 Thorlabs Worldwide Contacts...
  • Page 5 Introduction 1.1 Intended Use The DC40 LED Driver is intended for the control of LEDs and matching LED products in laboratory settings under compliance with the regulations of EN 61326-1:2021. The DC40 LED Driver may only be used in accordance with the instructions described in this user guide.
  • Page 6 Chapter 1 Introduction 1.3 Description The DC40 LED Driver is a plug and play device designed for LEDs which can be connected using an M8 x 1 connector and have maximum drive currents from 0.1 A to 4 A. The EEPROM of the connected Thorlabs LED is read out and the current limit of the DC40 LED Driver is set to this read value.
  • Page 7 The maximum LED current and forward voltage are interdependent; the DC40 LED Driver cannot drive an LED with a 14 V forward voltage at 4 A. The DC40 LED Driver can supply 4 A at 12 V and 0.5 A at 14 V with the CAB-LEDD1.
  • Page 8 DC40 LED Driver Chapter 1 Introduction 1.4.2 Mechanical Drawings Figure 1 Mechanical Drawing for the DC40 LED Driver 1.5 Pin Diagram Figure 2 Pin Assignment for the LED Connector Description LED Anode LED Cathode LED EEPROM GROUND LED EEPROM Table 2...
  • Page 9 DC40 LED Driver Chapter 1 Introduction 1.6 Components Front Panel Figure 3 Front Panel of the DC40 LED Driver Front Panel Callout Feature Description LED Switch Push to Switch The LED On/Off Push to Select One of the Three Modes...
  • Page 10 Thorlabs (party responsible for compliance) could void the user’s authority to operate the equipment. Thorlabs is not responsible for any radio television interference caused by modifications of this equipment or the substitution or attachment of connecting cables and equipment other than those specified by Thorlabs GmbH.
  • Page 11 IEC 61326-1. The DC40 LED Driver has been tested and found to comply with the limits according to IEC 61326-1 for using connection cables shorter than 3 meters (9.8 feet)! ·...
  • Page 12 3.1 Warranty and RMA Information Thorlabs warrants material and production of the DC40 LED Driver for a period of 24 months starting with the date of shipment in accordance with and subject to the terms and conditions set forth in Thorlabs’...
  • Page 13 NOTICE: Risk of Damaging the DC40 LED Driver! Incorrect wiring damages the DC40 LED Driver. To avoid damage to the DC40 LED Driver, note the following: · Do not connect anything to the black and blue wires of the cable CAB-LEDD1! ·...
  • Page 14 Operation 4.1 Operation Principle You can connect either the output LED or the power supply with the DC40 LED Driver first. If you disconnect the output LED during operation, the DC40 LED Driver goes to "standby" state. Each time a Thorlabs output LED is connected, the EEPROM is read-out and the appropriate current limit of the DC40 LED Driver is set.
  • Page 15 To control the LED current by only the external signal, turn the knob to the right most position to set the DC40 LED Driver current limit to the LED maximum current.
  • Page 16 The GUI Software supports the DC40 LED Driver and is available for download from the website. As a part of our green initiative, Thorlabs no longer ships physical data carriers for installation of the GUI Software for the DC40 LED Driver. The GUI Software can be accessed and installed from the website instead.
  • Page 17 If no DC40 LED Driver is connected, the GUI Software starts with the screen above. Use this main menu bar in the upper left to select and connect the DC40 LED Driver, to choose GUI Software options like themes and display language, to update the GUI Software, and to find support information and help.
  • Page 18 Choose between Dark and Light for the GUI Software theme. Choose between English and Chinese for the GUI Software language. In contrast to "Settings", "Miscellaneous" can also be configured without a DC40 LED Driver connected. Figure 8 Screenshot of the Settings Options 3.
  • Page 19 Figure 9 Screenshot of the Support Screen Update The GUI Software as well as the DC40 LED Driver's firmware can be updated via the panel shown below. Figure 10 Screenshot of Software and Firmware Updates Rev. B, November 28, 2024...
  • Page 20 DC40 LED Driver Chapter 4 Operation About In this panel, you can find the DC40 LED Driver manual, information on SDKs, and license documentation. Figure 11 Screenshot of the Help Screen 4.4.3.2 Connection Figure 12 Screenshot of Connecting the DC40 LED Driver 1.
  • Page 21 Figure 13 Screenshot of the Connected DC40 LED Driver 3. Check the box under "Connection" in the line of your selected DC40 LED Driver. The window "Device Connection" shows the connected device type with its serial number (SN). 4. Confirm with OK.
  • Page 22 DC40 LED Driver Chapter 4 Operation Normal Operation (Off) Figure 15 Screenshot of the Normal Operation (Off) 4.4.3.4 Non-Thorlabs LEDs Operation Operation (On) Figure 16 Screenshot of the Operation (On) Page 18 DOC-100600...
  • Page 23 DC40 LED Driver Chapter 4 Operation Operation (Off) Figure 17 Screenshot of the Operation (Off) Rev. B, November 28, 2024 Page 19...
  • Page 24 DC40 LED Driver Chapter 5 Custom Software Chapter 5 Custom Software In order to write your own application, you need specific instrument driver(s) and some tools for use in different programming environments. The driver and tools are included in the installer package on the website.
  • Page 25 DC40 LED Driver Chapter 5 Custom Software 5.1 32-Bit Operating System According to the VPP6 (Rev 6.1) Standard the installation of the 32-Bit VXIpnp driver includes both the WINNT and GWINNT frameworks. VXIpnp Instrument Driver: C:\Program Files\IVI Foundation\VISA\WinNT\Bin\TLDC_32.dll C:\Program Files\Thorlabs\TLDC\Drivers\Instr\bin\TLDC_32.dll...
  • Page 26 DC40 LED Driver Chapter 5 Custom Software .net wrapper dll C:\Program Files\Microsoft.NET\Primary Interop Assemblies\… …Thorlabs.TLDC_32.Interop.dll …Thorlabs.TLDC_64.Interop.dll C:\Program Files\IVI Foundation\VISA\VisaCom\… …Primary Interop Assemblies\Thorlabs.TLDC_32.Interop.dll .net wrapper dll - NuGet Package C:\Users\Public\Documents\Thorlabs\NuGet\… …Thorlabs.TLDC_32.Interop.x.x.x.x.nupkg …Thorlabs.TLDC_64.Interop.x.x.x.x.nupkg "x.x.x.x" stands for the driver version. Example for CVI C C:\Program Files\IVI Foundation\VISA\WinNT\TLDC\Examples\CVI C Sample\ 5.2 64-Bit Operating System...
  • Page 27 DC40 LED Driver Chapter 5 Custom Software Static Library C:\Program Files (x86)\IVIFoundation\VISA\WinNT\lib\msc\… …TLDC_32.lib C:\Program Files\IVI Foundation\VISA\Win64\Lib_x64\msc\TLDC_64.lib C:\Program Files (x86)\Thorlabs\TLDC\Drivers\Instr\msvc\TLDC_32.lib C:\Program Files (x86)\Thorlabs\TLDC\Drivers\Instr\msvc64\TLDC_64.lib Function Panel C:\Program Files\IVI Foundation\VISA\Win64\TLDC\TLDC.fp C:\Program Files (x86)\Thorlabs\TLDC\Drivers\Instr\CVI\TLDC.fp C:\Program Files (x86)\IVI Foundation\VISA\WinNT\TLDC\TLDC.fp Online Help for VXIpnp Instrument Driver: C:\Program Files\IVI Foundation\VISA\Win64\TLDC\Manual\TLDC.html...
  • Page 28 Maintenance and Cleaning NOTICE: Risk of Damaging the DC40 LED Driver! The DC40 LED Driver is not water resistant. If the DC40 LED Driver gets into contact with fluids, the DC40 LED Driver can be damaged. To avoid damaging, do not expose the DC40 LED Driver to: ·...
  • Page 29 Contact Thorlabs for more information. Waste treatment is your own responsibility. “End of life” units must be returned to Thorlabs or handed to a company specializing in waste recovery. Do not dispose of the unit in a litter bin or at a public waste disposal site. It is the user's responsibility to delete all private data stored on the device prior to disposal.
  • Page 30 DC40 LED Driver Chapter 8 Disposal Chapter 9 Thorlabs Worldwide Contacts For technical support or sales inquiries, please visit us at www.thorlabs.com/contact for our most up-to- date contact information. Corporate Headquarters Product Manufacturer Thorlabs, Inc. Thorlabs GmbH 43 Sparta Ave Münchner Weg 1...