20A Sources and Source Measure Units

20A Sources and Source Measure Units from Vektrex are precision sources and precision source measure units offering the highest quality constant and pulsed current for many applications. These cost effective tools are available in single and multichannel modules applicable for use with semiconductor including LEDs, laser diodes, VCSEL and devices used for LIDAR applications.

20A SpikeSafe Source Measure Unit and Specifications

The 20A SpikeSafe Source Measure Unit is part of the SpikeSafe Source Measure Unit Family. Like other Vektrex SMUs output pulses have fast rise and fall times – key to precise and repeatable LED, LIDAR, and VCSEL photometric and electrical measurements. 

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20A SpikeSafe Performance Series Precision Pulsed Current Source and Specifications

The SpikeSafe™ 20A Performance Series Current Source is part of the SpikeSafe Performance Series Precision Pulsed Current Source Family. Output pulses have nanosecond rise and fall times – key to precise and repeatable LED, LIDAR, VCSEL photometric and electrical measurements. This current source supplies precision DC, continuous pulse, and single pulse current with excellent pulse fidelity. 

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SpikeSafe Performance Current Source

20A SpikeSafe DC / Continuous Pulse Current Source and Specifications

The SpikeSafe™ 20A DC / Continuous Pulse Current Source is part of the SpikeSafe DC / Continuous Pulse Current Source family. This programmable source is optimized for LED, Laser Diode, or VCSEL reliability, burn-in, IESNA LM-80, and other high-power/high-capacity test applications requiring DC or pulsed current.

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SpikeSafe 400 Series DCP Current Source with Pulse
SpikeSafe 400 Series DCP Current Source with Pulse

20A DC Current Source and Specifications

The SpikeSafe 20A DC Current Source is part of the SpikeSafe DC Current Source family. This current source supports LED reliability, burn-in test, IESNA LM-80 and other applications requiring multiple drive channels. It provides 2 independent source channels of reliable and accurate current drive at compliance voltages up to 200V. 

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SpikeSafe DC Current Source
SpikeSafe DC Current Source

20A Reliability/Burn-In System

Vektrex Reliability Systems are for client needs using SpikeSafe modules as the foundation. SpikeSafe modules are precision pulsing current sources that form a reliable, high-quality foundation for LED and laser diode test systems.

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LED Reliability System Driver Rack Angled View
LED Reliability System Driver Rack Angled View

Video: Use a Source Measure Unit for “Crazy Stable” Measurements

Vektrex claims the SpikeSafe Source Measure Unit produces “crazy stable” measurements. In this video, we compare the voltage measurements of the Vektrex SpikeSafe SMU’s internal digitizer with those of the Keithley DMM7510 on the same load – paying close attention to the stability of the entire Vf pulse capture from each unit.

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Video Library

Vektrex designs and manufactures high-performance LED/VCSEL/LIDAR test solutions for leading manufacturers and standards labs worldwide. See this page to preview a comprehensive listing of videos made by Vektrex to help you better understand your current source.

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Vektrex SpikeSafe API and Examples

Vektrex SpikeSafe Python API and examples allow you to worry less about the code and more about the science of LED and Laser testing. Vektrex offers many options to quickly automate testing of LEDs and Lasers.  

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Press Releases

Precision Source Measure Unit manufacturer Vektrex announces release of the Spikesafe High Current Source Measure Unit

The addition of a 20A precision source measure unit to our product portfolio allows Vektrex to better support high power density test requirements for LIDAR and other next generation product requirements.

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