Click on the pin number for a functional description of that pin.

Fill in the data points specific to your application.
  • All enabled fields are required.
  • Your configuration choices determine which fields are enabled.
  • You can use engineering notation
    (m for 10-3 or u for 10-6) in your entries.
Click on the 'Update Circuit' button to calculate component values and update the schematic for your application.
Mode of Operation Laser Diode Type
Laser Diode Current Range Custom Laser Diode Current Maximum Laser Diode Limit Current Laser Diode Current Setpoint
Amps Amps Amps
Photodiode Current Range Custom Photodiode Current Maximum Photodiode Current Setpoint
Amps Amps
* These current ranges can be achieved with resistors from Wavelength Electronics. 0-200mA uses 50-010046, 0-1.0A uses 50-010046, 0-2.0A uses 50-010031

CAUTION: This calculator does not check internal power dissipation limits. Be sure to use the Safe Operating Area (SOA) calculator to verify and protect your application.
LEGAL DISCLAIMER:
While reasonable care has been taken to ensure the accuracy of this simulation, Wavelength Electronics Inc shall not be liable for any direct, indirect, special, incidental, or consequential damages, whether based on contract, tort, or any other legal theory.

Copyright © 2008-2010 by Wavelength Electronics, Inc.
Application Specifications
Mode of Operation  Constant Current 
Laser Diode Type  Type A - LD Anode/PD Cathode 
Laser Diode Current Range   
Custom Laser Diode Current Range  0 
Laser Diode Limit Current  0 
Laser Diode Current Setpoint  0 
Photodiode Current Range   
Custom Photodiode Current Range  0 
Photodiode Current Setpoint  0 
CAUTION: This calculator does not check internal power dissipation limits. Be sure to use the Safe Operating Area (SOA) calculator to verify and protect your application.

LEGAL DISCLAIMER:
While reasonable care has been taken to ensure the accuracy of this simulation, Wavelength Electronics Inc shall not be liable for any direct, indirect, special, incidental, or consequential damages, whether based on contract, tort, or any other legal theory.