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Description

SF6XXX is a series of high power, compact OEM constant current laser diode drivers. This unique laser driver circuit solution allows achieving high efficiency (up to 97%) and high power density. Aluminum base plate provides effective heat removal from laser diode driver module via water or air cooling. This laser current driver has generous amount of protection features for a safe operation of laser diodes.

High Power Laser Diode Driver OEM CW 25А 40V Model: SF6100 v2.1

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Specifications

Drive Regime: CW, Pulsed
Output Current (max): 25 A
Output Voltage (max): 40 V
Output Current Range (I): 0 ~ 25 A
Laser Diode Protection: Soft-Start Ramp to Current Setpoint/ User Adjustable Current Limit/ Over-Current Protection Fast Shutdown/ Over-Temperature Thermal Warning and Shutdown /Reverse Current Protection/ Crowbar Circuit Protection/ Disable Input/ Interlock
Output Voltage (0.73*Vin Max) (V): 5 ~ 40 V
Minimum Current Set-Point Step Size: 0.01 A
Rise Time (Iout = 12,5A): min - 140μs; max - 300μs
Rise Time (Iout = 25A): min - 130μs; max - 250μs
Fall Time: min - 10μs; max - 50μs
Current Stability: <0.2 %
Current Setpoint Absolute Accuracy: <1 %
Dimensions: 61 mm x 57.9 mm x 30 mm
Weight: 162 g
Input Voltage Range (Vin): 12-55 V
User Interface: Analog/ RS-232 / UART (USB as a paid option 20 €) / Enable / Disable Input Signal Input

Got questions about specs? Use the inquiry form to ask.

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Features

  • ULTRA-COMPACT 60mm x 58mm x 30mm
  • Very High efficiency up to 97%
  • NTC thermistor input (for shutdown driver when the laser diode was overheating)
  • Analog Control Signal/ RS-232 / UART (USB as a paid option 20 €)
  • Soft-Start Current Ramp to User Set-Point
  • Possibility to calibrate current within 5%
  • Multiple Layers of Laser Diode Protection
  • Free software

Applications

 

  • Driving/controlling Laser Diodes for high power laser drivers in laser marking, welding, soldering, and cutting applications, as well as medical equipment, laser measurement equipment, spectrometers, LIDAR, range finders and laboratory test set-ups. 
  • These devices are an excellent choice for laser diodes from II-VI Laser Enterprise, BWT Beijing Laser Diodes, IPG Photonics, Dilas Diodenlaser, Lumentum and etc.

 

Frequently Asked Questions

Can the laser current be calibrated with the SF6100 v2.1 laser diode driver?
Yes, the SF6100 v2.1 laser diode driver allows for calibration of current within 5%.
What are the dimensions of the SF6100 v2.1 laser diode driver?
The SF6100 v2.1 laser diode driver is ultra-compact with dimensions of 60mm x 58mm x 30mm.
What are the protection features of the SF6100 v2.1 laser diode driver?
The SF6100 v2.1 laser diode driver has multiple layers of laser diode protection, including thermal warning and shutdown, reverse current protection, and crowbar circuit protection.
What is the SF6XXX laser diode driver series used for?
The SF6XXX laser diode driver series is used for driving and controlling laser diodes in high power laser applications such as laser marking, welding, soldering, cutting, medical equipment, laser measurement equipment, spectrometers, LIDAR, range finders, and laboratory test set-ups.
What types of control signals does the SF6100 v2.1 laser diode driver support?
The SF6100 v2.1 laser diode driver supports analog control signal, RS-232, and UART. USB is also available as a paid option for 20 €.

Got more questions? Use the inquiry form to ask the supplier directly.

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