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Wavelength Electronics

Wavelength Electronics

www.teamwavelength.com

Wavelength Electronics designs and manufactures instrument-grade OEM

Original Equipment Manufacturer
controllers for quantum cascade lasers, diode lasers, and thermal management.

The company was founded in 1993 by two individuals who weren't satisfied with the laser diode control status quo. They wanted to do things better by simplifying advanced laser diode and thermal control for high-tech OEM

Original Equipment Manufacturer
s and researchers. More than that, they also set out to give customers a positive experience. As a result, they started Wavelength Electronics, and the positive experience philosophy is still at the core of their corporate ethos.


Driver & Temperature Controller Combination


Laser Driver & Temperature Controller Series

Exploded Image of a Laser Driver & Temperature Controller

The Laser Diode Driver and Temperature Controller (LDTC) combines Wavelength Electronics' proprietary FL500 and highly stable WTC3243 in one compact module.
Technology From: Wavelength Electronics

Laser Driver & Temperature Controller Series

The Laser Diode Driver and Temperature Controller (LDTC) combines Wavelength Electronics' proprietary FL500 and highly stable WTC3243 in one compact module.

The compact LDTC

Laser Driver Temperature Controller
is easily mounted in your laser system, with latching connectors for easy manufacturing. The flexibility of the LDTC
Laser Driver Temperature Controller
design allows the controller to be operated from a single power supply. The power supplies can also be separated, if your application requires higher compliance voltage.

Key Features
  • Laser diode output current of 500mA or 1A
  • Bipolar output up to ±2.2 A for TEC
    Thermo Electric Cooler
    , or unipolar output for resistive heaters
  • Our most compact integrated Laser and TEC
    Thermo Electric Cooler
    controller
  • Feature-rich for OEM
    Original Equipment Manufacturer
    applications
    • Constant Current or Constant Power laser driver modes
    • On-board or remote setpoint controls
    • Modulation input up to 500kHz bandwidth
    • Monitors for all settings and status values
  • Safety features protect the laser diode
    • Adjustable laser driver current limit
    • Laser delay and slow-start
    • Default failsafe temperature setpoint
    • Brown-out protection
  • Robust and compact chassis-mount
  • Molex-connectorised cables included
  • Custom product variations also available
[ Laser Diode Driver Diagram ]
[ Temperature Controller Diagram ]
Send Enquiry


TEC Thermal Controllers


Chassis-Mount Temperature Controller

Chassis-Mount Temperature Controller

The PTC-CH controllers operate from a single power supply between 4.5V and 30V, and a selection of models allows you to optimise the current output level for your application.
Technology From: Wavelength Electronics

Chassis-Mount Temperature Controller

The PTC-CH Series Chassis Mount Temperature Controllers deliver the precision performance and long-term reliability.

The PTC-CH controllers operate from a single power supply between 4.5V and 30V, and a selection of models allows you to optimise the current output level for your application. The linear bipolar controller drives a Peltier thermoelectric cooler or a resistive heater, and the chassis-mount package integrates easily into OEM

Original Equipment Manufacturer
applications.

Key Features
  • Three models: 2.5, 5.0, 10A output current
  • Single supply operation: 5 - 30V DC
  • Linear Stability of 0.0012°C
  • Use with a variety of temperature sensors
  • TTL
    Transistor-Transistor Logic
    -Compatible Remote Enable input
  • Versatile on-board adjustments
    • Remote or local setpoint control
    • Current limit trimpot
    • PI
      Proportional & Integral
      Control with "Smart Integrator", adjustable proportional gain
  • Monitor Outputs
    • Temperature Setpoint voltage
    • Actual Temperature voltage
  • Use with TEC
    Thermo Electric Cooler
    s or Resistive Heaters
  • Master/Slave capable for drive current up to ± 20A
  • Molex-connectorised cables included
  • Easily computerised with the USBKIT
  • PCB
    Printed Circuit Board
    -mount models also available
  • Factory-modifications available to customise the controller for your application
[ Temperature Controller Diagram ]
Send Enquiry

PCB-Mount Temperature Controller

PCB-Mount Temperature Controller

The PTC Series PCB -Mount Temperature Controllers are based on the long-proven PTC-CH (chassis mount) controllers, and deliver stable performance and long-term reliability.
Technology From: Wavelength Electronics

PCB-Mount Temperature Controller

The PTC Series PCB

Printed Circuit Board
-Mount Temperature Controllers are based on the long-proven PTC-CH
Chassis Mount Model
controllers, and deliver stable performance and long-term reliability.

The PTC controllers operate from a single power supply between 5 V and 30 V, and two models drive ±5 amps or ±10 amps to a Peltier thermoelectric cooler or a resistive heater. These controllers mount directly to your circuit board. PTC controllers interface with a variety of temperature sensors, and the bias current is adjustable in order to maximise controller sensitivity and stability for your application.

Key Features
  • Two models: ±5 or ±10A output current
  • Single supply operation: 5 - 30V DC
  • Stability of 0.0012°C
  • Use with a variety of temperature sensors
  • Failsafe temperature default circuit in case remote temperature setpoint signal is lost
  • Versatile onboard adjustments
    • Remote or onboard setpoint control
    • Onboard or TTL
      Transistor-Transistor Logic
      -compatible remote enable/disable
    • Current limit trimpot
    • Adjustable sensor bias current
    • PI
      Proportional & Integral
      Control with "Smart Integrator", adjustable proportional gain
  • Monitor Outputs
    • Setpoint voltage
    • Actual sensor voltage
  • Use with TEC
    Thermo Electric Cooler
    s or resistive heaters
  • PTCEVAL evaluation board speeds setup and prototyping efforts
  • Factory modifications are available to fit the controller to your application
[ Temperature Controller Diagram ]
Send Enquiry


Drivers


Laser Diode Driver

Laser Diode Driver

The PLD Series Laser Diode Drivers deliver reliability and performance in a compact and easy-to-integrate package.
Technology From: Wavelength Electronics

Laser Diode Driver

The PLD Series Laser Diode Drivers deliver reliability and performance in a compact and easy-to-integrate package. Tens of thousands of PLD drivers are deployed in laser systems around the world, proving beyond doubt the reliability and stability of the design.

The PLD drivers operate from a single 5V power supply. To accommodate high compliance lasers, or multiple stacked lasers, the PLD laser diode drivers allow the laser to be driven from a separate power supply up to 30V.

Key Features
  • Printed circuit board-mounted module
  • Output current: 0.2, 0.5, 1.25, 5.0, and 6.5A in Constant Power and Constant Current operating modes
  • Single 5V DC supply operation
  • Separate laser diode supply input allows for compliance voltages up to 30V DC
  • Manual adjustments
    • Current Setpoint and Current Limit
    • Photodiode sensitivity
  • Remote adjustments for OEM
    Original Equipment Manufacturer
    applications
    • Current setpoint and modulation
    • Output Enable/Disable
    • Monitors for output current, photodiode current, output current limit, and limit status
  • Safety features protect the laser diode
    • CDRH
      Centre for Devices and Radiological Health
      Output On delay and slow start
    • Mechanical shorting relay on output
    • Latching current limit
  • PLDEVALPCB accessory board speeds development time and reduces prototyping costs
  • Easily computerized with the USBKIT
  • Chassis-mount models also available
[ Laser Diode Driver Diagram ]
pdf PLD Drivers Press Release (74KB)
Send Enquiry

Low-Noise QCL Driver

Low-Noise QCL Driver

These low noise QCL drivers have the lowest current noise density of any commercially available driver.
Technology From: Wavelength Electronics

Low-Noise QCL Driver

These low noise QCL

Quantum Cascade Laser
drivers have the lowest current noise density of any commercially available driver. Powering your QCL
Quantum Cascade Laser
with this patented driver will enable better performance — at lower cost and in less time — than otherwise possible. This is the right driver for lasers that require a high-precision and ultra-low noise current source. The 500mA QCL
Quantum Cascade Laser
laser driver exhibits noise performance of 0.4µA RMS
Root Mean Square
to 100kHz, and an average current noise density of 1nA/vHz — the lowest available today.

Key Features
  • Output current of 500mA, 1A, 1.5A, 2A
  • Low noise: <1µA RMS
    Root Mean Square
    up to 100kHz (typical)
  • Compliance voltage up to 16V (standard) Up to 20V with factory modification
  • Feature-rich for OEM
    Original Equipment Manufacturer
    applications
    • On-board power and enable switches
    • Analogue current setpoint input
    • TTL
      Transistor-Transistor Logic
      -compatible Power-On & Output Enable
    • Status outputs can drive front-panel LED
      Light Emitting Diode
      s
    • Small Package 166mm × 140mm × 58mm (6.55" × 5.5" × 2.3")
  • Safety features protect your QCL
    Quantum Cascade Laser
    investment
    • Current Limit
    • 1.25 second turn-on delay
    • 100msec current ramp
    • Brown-out, reverse-voltage, & over-voltage protection
    • Driver over-temp protection circuit
    • Relay shorts output when current is disabled
  • Constant Current Mode operation
  • 3dB bandwidth 2 - 3MHz; 250nsec rise time
  • ± 24V DC power supply required
  • Custom product variations available
  • Operation from lower voltage power supply
[ Laser Diode Driver Diagram ]
Send Enquiry


Software


USBKIT with QuickConnect™ Software

USBKIT with QuickConnect™ Software

Expand the capabilities of your Wavelength Electronics controllers with the USBKIT and QuickConnect™ software.
Technology From: Wavelength Electronics

USBKIT with QuickConnect™ Software

Expand the capabilities of your Wavelength Electronics controllers with the USBKIT and QuickConnect™ software. The USBKIT provides convenient computer control of most chassis mount controllers and evaluation boards at a surprisingly low price.

Key Features
  • Wavelength Electronics Controller USB Interface
  • QuickConnect™ software included
  • Software-configurable safety limits
  • Remotely control one Laser Driver and one Temperature Controller
  • Graph and log data in real-time
  • Save and recall multiple instrument setups
  • Auxilliary differential 14-bit A/D input
  • USB 2.0 Full-speed compatible
  • Connect multiple USBKITs to one PC
  • Software customisations available
  • USB cable included
  • Very affordable, and excellent value
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Diagrams


margin-right:104px;">Diagram: Wavelength Electronics

Temperature Controller

Temperature Controller Diagram

Temperature Controller within the dashed lines

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margin-right:104px;">Diagram: Wavelength Electronics

Laser Diode Driver

Laser Diode Driver Diagram

Laser Diode Driver within the dashed lines

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All products and information are subject to change without notice.