High Voltage Products

FIL Series

Precision, Single-Output, Fixed-Range Filament Supply

The FIL Series features non-isolated, unipolar, precision filament supplies. These regulated DC-DC converters easily address high precision and stability requirements.

  • Maximum Output Voltage: 5 VDC
  • Maximum Output Power: 15 W
  • Type: Single-output, low voltage modules
  • Control Interface: Analog
  • Temperature Coefficient: 15 ppm/°C
  • Overview
  • Technical Specs
  • Documents
  • Service & Support
  • Distributors


The FIL series enables you to properly operate the filament, maximize its performance, and extend filament life. These modules deliver up to 15 W of power from a 24 VDC input. Programmable voltage and current controls, as well as current and voltage mode indicators, equip you with excellent linearity and control accuracy.


  • Enable high reliability at a low cost
  • Maximize filament performance and extend filament life
  • Adjust voltage and current to maximize performance
  • Pair units together
  • Use in various beam application


  • Units feature surface-mount technology and encapsulation techniques
  • Maximum output current capability down to 0 volts
  • Capable of providing 0 to 5 VDC and 0 to 3 A
  • Current and voltage mode indicators
  • Units are available with several options
  • Electrical

    Input Voltage

    24 VDC

    Voltage Outputs

    Single Polarity 0 to 5 VDC (positive only)

    Output Current

    0 to 3 A

    Temperature Coefficient

    15 ppm/⁰C

    Maximum Output Power

    15 W

  • Environmental

    Operating Room Temperature

    10 to 45⁰C (50 to 113⁰F) case temperature


    -55 to 85⁰C (-67 to 185⁰F) case temperature


    0 to 95% RH, non-condensing

  • Mechanical

    L x W x H

    119.40 x 38.10 x 22.86 mm (4.7 x 1.5 x 0.9 in)


    104 cm3 (6.35 in3)


    191 g (6.75 oz)

    Case Construction

    Injection-molded DAP plastic


    Silicone-based RTV

  • Interface


    Analog I10 

    Control Signal Levels

    Voltage: 0 to 10 (I10)
    Current: 0 to 10 (I10) (full scale)

    Control Accuracy

    Voltage Output: ±1%
    Current Output: ±0.1%

    Voltage/Current Output


    Output Enable/Disable


    Voltage/Current Mode Indicator


  • Options and Accessories

    Mechanical Mounting

    Eared mounting flange permits the standard plastic (DAP) case to be chassis mounted. 

    Shielded Enclosures

    Both Mu-Metal and anodized aluminum enclosures can be added to provide incremental protection against external RF emissions. Not available with -H option.

    Heat Sinks

    Finned aluminum heat sinks can be attached to help dissipate heat in challenging environmental conditions (Adds .4” to height). Not available with -M option. 

Specifications are subject to change without notice. Not all options and accessories are available for all models and configurations. Dimensions listed generally refer to standard configurations and module bodies only. Please confirm technical specifications and customizations with a sales representative. Advanced Energy is not responsible for errors or omissions.

Global Support & Services

Maximize fab productivity and capital equipment ROI with world-class support through each product lifecycle stage — from startup to long-term operation. Our service offerings are based on more than three decades of precision power and applications expertise.

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Applications Support & Consulting

Accelerate tool installations and process development programs, or address specific applications concerns with Advanced Energy's dedicated applications consultants and engineering staff. Benefit from on-site reviews, analyses, and consultations.

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Decrease variability in maintenance costs and provide additional cost protection. Advanced Energy offers whole-box extended warranties.

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Product Support

U.S.: +1 800 446 9167
Asia: +86 29 8874 1895
China: 400 8899 130
EMEA: +44 800 032 1546
U.K.: 08000 321 546

Thin Film Support
Thermal Product Support
Other Technical Support


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