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      • 500-2000 Volt Analog Power Op Amps
      • Compact Analog Power Op Amps
      • Rail to Rail Analog Power Op Amps
    • Analog Linear Servo Amplifiers
      • LA 100 Series Analog Linear Servo Amplifiers
      • LA-300 Analog Linear Servo Amplifier
      • LA-200/400/500 Series Linear Amplifiers
      • LA-800/1500 Series Linear Amplifiers
      • LALD-400/500/800/1500 Series Low Drift Linear Amplifiers
      • 3U Eurocard Modules/Rackmount Systems
      • 6U Eurocard Modules/Rackmount Systems
    • Intelligent Linear Servo Amplifiers
      • LAD-300S Series Intelligent Linear Servo Amplifiers
      • VLA4 Series Intelligent Linear Amplifiers
      • VLTP Brushless Air Bearing Spindle Controller
    • Digital PWM Servo Amplifiers
      • VSA1 / VSA2 Series Digital PWM Servo Amplifiers
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      • VPS-LA-3KVA Stand Alone 3-Phase Linear Power Supply
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    • FAQ / Support Center
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Call us 310-542-2320

info@varedan.com
Varedan TechnologiesVaredan Technologies
  • Home
  • Products
    • Analog Power OP Amps
      • 100 Volt Analog Power Op Amps
      • 150 Volt Analog Power Op Amps
      • 200 Volt Analog Power Op Amps
      • 300-350 Volt Analog Power Op Amps
      • 500-2000 Volt Analog Power Op Amps
      • Compact Analog Power Op Amps
      • Rail to Rail Analog Power Op Amps
    • Analog Linear Servo Amplifiers
      • LA 100 Series Analog Linear Servo Amplifiers
      • LA-300 Analog Linear Servo Amplifier
      • LA-200/400/500 Series Linear Amplifiers
      • LA-800/1500 Series Linear Amplifiers
      • LALD-400/500/800/1500 Series Low Drift Linear Amplifiers
      • 3U Eurocard Modules/Rackmount Systems
      • 6U Eurocard Modules/Rackmount Systems
    • Intelligent Linear Servo Amplifiers
      • LAD-300S Series Intelligent Linear Servo Amplifiers
      • VLA4 Series Intelligent Linear Amplifiers
      • VLTP Brushless Air Bearing Spindle Controller
    • Digital PWM Servo Amplifiers
      • VSA1 / VSA2 Series Digital PWM Servo Amplifiers
    • Power Supplies
      • VPS-LA-3KVA Stand Alone 3-Phase Linear Power Supply
      • Other DC Power Supplies
    • AC Step Down Transformers
  • Servo Amplifier Sizing & Tools
  • Company
  • News
  • Contact Us
    • FAQ / Support Center
    • Returns/Repairs
Linear Servo Amplifiers

Varedan Analog Linear Amplifiers

Since our founding in 2000, we have developed an extensive product line of analog linear servo amplifiers.   Our designs incorporate class AB linear output stages for true linear output. Our linear amplifiers include an onboard high-speed DSP that monitors all key systems functions in real time, and provides protection for the output bridge by limiting the power to a “Safe Operating Area”. We offer our LALD series for high precision applications which require ultra-low current drift, in the range of micro amps per degree C.

Introducing our new VLA4 Digital Linear Amplifier.  The VLA4 offers Varedan’s existing high performance analog linear servo amplifier technology with our new digital control platform that supports single phase for voice coils or brush-type, ABSine 2phase external commutation for 3-phase motors, internally commutated current mode, velocity or position mode operation.  Feedback options include standard incremental quadrature to modern absolute digital systems such as BiSS and EnDat.

Request Application Assistance

Tell us about your application so we can help you select the right solution.

Please use this fillable PDF form to guide you through the information about your application that we need to properly size and select an amplifier for your application.  Please also see out Amplifier Sizing & Tools page for sizing calculators, white papers and other tools.

Standard Models

Amplifier SeriesCurrent Continuous Current Peak Power Continuous Power Peak ±VDC Bus Voltage
LA-1002 Amps4 Amps100 Watts200 Watts+12 - +48VDC
LA-200, 400 & 5002.5 - 10 Amps10 - 25 Amps200 - 500 Watts400 - 1950 Watts±12 - ±85VDC
LA-3004 Amps10 Amps300 Watts600 Watts±12 - ±100VDC
LAD-310S4 Amps10 Amps300 Watts600 Watts+15 - +56VDC
LA-800 & 150015 - 30 Amps30 - 55 Amps800 - 1500 Watts3000 - 6000 Watts±12 - ±150VDC
LALD-400, 500, 800 & 15005 - 15 Amps15 - 35 Amps400 - 1500 Watts1800 - 3800 Watts±12 - ±150VDC
LA6U-400, & 5005 - 20 Amps15 - 40 Amps400 - 500 Watts1200 - 3000 Watts±12 - ±150VDC

Standard 3U Eurocard Models

 ProductMotor TypePeak Output PowerVoltagePeak CurrentPackage/Mounting
Series 420 High
Voltage Linear Sine
Drive Servo Amplifier
- Brushless900 W75-110 VDCup to 5 amps3U Eurocard
Pluggable Module
Series 400 High
Power Linear Sine
Drive Servo Amplifier
(RoHS-lead free)
- Brushless1400 W24-85 VDC5-25 amps3U Eurocard
Pluggable Module
Series 59 2-Axis
Linear DC
Servo Amplifier
- Brush
- Voice Coil
195 W
(per axis)
24-60 VDC9 amps
(per axis)
3U Eurocard
Pluggable Module
Series 59G/H 2-Axis
Low Gain Linear
DC Servo Amplifier
- Brush
- Voice Coil
36 W
(per axis)
15.0, 24-36 VDC2 amps
(per axis)
3U Eurocard
Pluggable Module
Series 57 High Power
Linear Sine Drive
Servo Amplifier
- Brushless1400 W24-85 VDC5-25 amps3U Eurocard
Pluggable Module
Series 57 High Power
Linear Sine Drive
Servo Amplifier
- Brush
- Voice Coil
1400 W24-85 VDC5-25 amps3U Eurocard
Pluggable Module
Series 47 Linear
Sine Drive Servo Amplifier
- Brushless400 W24-56 VDC9 amps3U Eurocard
Pluggable Module
Series 47 Linear DC Servo Amplifier- Brush
- Voice Coil
400 W24-56 VDC9 amps3U Eurocard
Pluggable Module
Series 45 Linear Hall Sine
Servo Amplifier
- Brushless800 W24-56 VDC18 amps3U Eurocard
Pluggable Module

Ask an Engineer

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Let our knowledgeable staff help you with your motion control needs Contact Us Today!
  • Varedan Technologies
  • 3860 Del Amo Blvd., Suite 401 Torrance, CA 90503
  • 310.542.2320
  • 310.542.2344
  • info@varedan.com
  • varedan

© 2022 · Varedan Technologies

  • Home
  • Products
    • Analog Power OP Amps
      • 100 Volt Analog Power Op Amps
      • 150 Volt Analog Power Op Amps
      • 200 Volt Analog Power Op Amps
      • 300-350 Volt Analog Power Op Amps
      • 500-2000 Volt Analog Power Op Amps
      • Compact Analog Power Op Amps
      • Rail to Rail Analog Power Op Amps
    • Analog Linear Servo Amplifiers
      • LA 100 Series Analog Linear Servo Amplifiers
      • LA-300 Analog Linear Servo Amplifier
      • LA-200/400/500 Series Linear Amplifiers
      • LA-800/1500 Series Linear Amplifiers
      • LALD-400/500/800/1500 Series Low Drift Linear Amplifiers
      • 3U Eurocard Modules/Rackmount Systems
      • 6U Eurocard Modules/Rackmount Systems
    • Intelligent Linear Servo Amplifiers
      • LAD-300S Series Intelligent Linear Servo Amplifiers
      • VLA4 Series Intelligent Linear Amplifiers
      • VLTP Brushless Air Bearing Spindle Controller
    • Digital PWM Servo Amplifiers
      • VSA1 / VSA2 Series Digital PWM Servo Amplifiers
    • Power Supplies
      • VPS-LA-3KVA Stand Alone 3-Phase Linear Power Supply
      • Other DC Power Supplies
    • AC Step Down Transformers
  • Servo Amplifier Sizing & Tools
  • Company
  • News
  • Contact Us
    • FAQ / Support Center
    • Returns/Repairs