Technical Video Labs

2:58

DC-DC Converter PIND Testing

Michael Lin, Product Manager at VPT Power, demonstrates particle impact noise detection (PIND) testing performed on VPT hybrid Class K DC-DC converters.
3:56

Inrush Currents in DC-DC Converters

Leonard Leslie discusses the details of inrush currents in DC-DC converters and the VPT solutions that control inrush currents.
7:20

Methods to Reduce DC-DC Converter Output Ripple

Steve Butler discusses DC-DC converter output ripple, its characteristics and how it can be reduced using VPT products.
4:01

Connecting DC-DC Converters in a Series to Obtain Various Output Voltages

Jeremy Ferrell explains how to obtain multiple output voltages using VPT DC-DC products.
2:31

Understanding Overload & Short Circuit: Protection of DC-DC Converter

Jeremy Ferrell demonstrates how VPT products operate in instances of overload and short circuit.
11:04

MIL-STD-461 Conducted Emissions

Steve Butler discusses how to meet MIL-STD-461 emission requirements using VPT products.
6:44

MIL-STD-1275 and MIL-STD-704A Compliance Issues of DC-DC Converters

Jeremy Ferrell on the MIL-STD-1275 and MIL-STD-704A and their compliance to the VPT modules.
2:45

High Reliability COTS DC-DC Converters: VXR Series

Jeremy Ferrell, Manager of Standard Products at VPT, gives an overview of the VXR Series of DC-DC converters designed for harsh military and commercial avionics programs. http://www.vptpower.com/ See all of VPT's videos on technical issues for incorporating DC-DC power converters, EMI filters, and other power products into your avionics, military, or other high reliability power system: http://www.vptpower.com/video/
3:16

Bus Converter Operation: VPTHVM 270

Jeremy Ferrel, Manager of Standard Products, provides a technical explanation and demonstration of VPT's VPTHVM 270V step-down to 28V bus conversion solution. http://www.vptpower.com/ See all of VPT's videos on technical issues for incorporating DC-DC power converters, EMI filters, and other power products into your avionics, military, or other high reliability power system: http://www.vptpower.com/video/
6:48

DC-DC Converters: Inhibit Pin Operation

Callaway Cass, Sr. Design Engineer at VPT, discusses and demonstrates the inhibit pin operation of DC-DC converters. http://www.vptpower.com/ See all of VPT's videos on technical issues for incorporating DC-DC power converters, EMI filters, and other power products into your avionics, military, or other high reliability power system: http://www.vptpower.com/video/
6:37

Hybrid DC-DC Converters: Mounting & Thermal Considerations

Steve Butler, V.P. of Engineering at VPT, discusses mounting hybrid DC-DC converters with topics including down-leaded mounting, side-leaded mounting, dead-bug mounting, mounting for high vibration environments, and thermal path, thermal transfer, and isolation. http://www.vptpower.com/ See all of VPT's videos on technical issues for incorporating DC-DC power converters, EMI filters, and other power products into your avionics, military, or other high reliability power system: http://www.vptpower.com/video/
6:04

Tour VPT’s R&D Facility

Tour VPT's state-of-the-art R&D facility and headquarters in Blacksburg, VA to learn about our engineering process and comprehensive quality controls. http://www.vptpower.com/ See all of VPT's videos on technical issues for incorporating DC-DC power converters, EMI filters, and other power products into your avionics, military, or other high reliability power system: http://www.vptpower.com/video/
6:11

Space-Qualified DC-DC Converters: SVR Series

Leonard Leslie, Manager of Space Programs at VPT, introduces the SVR Series of DC-DC converters, point-of-load converters, and EMI filters for use in LEO, MEO, GEO, deep space, and launch programs. Product features include TID 100 krad(Si), SEE 85 MeV, ELDRS, TOR compliance and MIL-PRF-38534 Class K and DLA SMDs qualifications. http://www.vptpower.com/ See all of VPT's videos on technical issues for incorporating DC-DC power converters, EMI filters, and other power products into your avionics, military, or other high reliability power system: http://www.vptpower.com/video/
8:24

DC-DC Converters: Circuit Protection Features

Callaway Cass, Sr. Design Engineer at VPT, discusses the operation of vital protection features of DC-DC power converters with topics including soft start, undervoltage lockout, over current limit, and short circuit protection. http://www.vptpower.com/ For quick access to the other videos mentioned in this one, here is a link to them: DC-DC Converters: Startup Characteristics https://youtu.be/XRXH9rK778I DC-DC Converters: Overload & Short Circuit Protection https://youtu.be/UwVKvp-FF1A See all of VPT's videos on technical issues for incorporating DC-DC power converters, EMI filters, and other power products into your avionics, military, or other high reliability power system: http://www.vptpower.com/video/
6:30

MIL-STD-1275: Achieving Compliance with the VPTPCM-12 Power Conditioning Module

Jeremy Ferrell, Manager of Standard Products at VPT discusses MIL-STD-1275 and the usage of the VPTPCM-12 to achieve compliance to this standard. Demonstrations include: demonstration of operation of PCM and DC-DC converters through 100V transient spec of MIL-STD-1275, operation through 6V transient spec of MIL-STD-1275, and boost mode along with tips for testing these transients. http://www.vptpower.com/ See all of VPT's videos on technical issues for incorporating DC-DC power converters, EMI filters, and other power products into your avionics, military, or other high reliability power system: http://www.vptpower.com/video/
2:30

DC-DC Converters: Measure & Manage High Source Impedance

Jeremy Ferrell, Manager of Standard Products at VPT, discusses the effects of high source impedance on DC-DC power converters, demonstrates the measurement of it, and offers tips for mitigating any negative effects of impedance in your power system. http://www.vptpower.com/ See all of VPT's videos on technical issues for incorporating DC-DC power converters, EMI filters, and other power products into your avionics, military, or other high reliability power system: http://www.vptpower.com/video/.
3:51

Space-Qualified Point-of-Load DC-DC Converters: SVGA Series

Leonard Leslie, Manager of Space Products at VPT, introduces the SVGA point-of load DC-DC converter for space. The SVGA is radiation hardened to 100 krads (Si) and available on DLA SMDs. VPT's complete distributed power system for space applications is also featured in this video. http://www.vptpower.com/ See all of VPT's videos on technical issues for incorporating DC-DC power converters, EMI filters, and other power products into your avionics, military, or other high reliability power system: http://www.vptpower.com/video/.
5:22

Inrush Current Limiter: DVCL Operation Demonstration

Steve Butler, V.P. of Engineering at VPT, demonstrates the operation of the DVCL inrush current limiter, a front end power protection device for avionics, military, or other critical reliability applications. The DVCL controls inrush current drawn by EMI filters, DC-DC converters, and discrete input capacitors during startup in a power system. http://www.vptpower.com/ See all of VPT's videos on technical issues for incorporating DC-DC power converters, EMI filters, and other power products into your avionics, military, or other high reliability power system: http://www.vptpower.com/video/.
6:56

Dual Output DC-DC Converters: Measuring Cross Regulation

Steve Butler, V.P. of Engineering at VPT, discusses how to accurately measure the cross regulation of dual output DC-DC converters, demonstrates a dual output DC-DC power converter under balanced and imbalanced load conditions, and offers tips for achieving tight output voltage regulation. http://www.vptpower.com/ See all of VPT's videos on technical issues for incorporating DC-DC power converters, EMI filters, and other power products into your avionics, military, or other high reliability power system: http://www.vptpower.com/video/.
2:40

DC-DC Converters: Overload & Short Circuit Protection

Understanding Overload and Short Circuit Protection of DC-DC Converters Jeremy Ferrell, Manager of Standard Products at VPT, discusses how DC-DC converters respond to overload and short circuit current conditions, demonstrates soft start function with no overshoot, and offers design advice regarding power dissipation and heat sinking. http://www.vptpower.com/ See all of VPT's videos on technical issues for incorporating DC-DC power converters, EMI filters, and other power products into your avionics, military, or other high reliability power system: http://www.vptpower.com/video/
4:03

Point-of-Load DC-DC Converters: DVPL 20A

Introducing the DVPL 20A Point-of-Load DC-DC Converter and discussing its product features and usage. http://www.vptpower.com/ See all of VPT's videos on technical issues for incorporating DC-DC power converters, EMI filters, and other power products into your avionics, military, or other high reliability power system: http://www.vptpower.com/video/
3:26

DC-DC Converters: Measuring Line & Load Regulation

Jeremy Ferrell, Manager of Standard Products at VPT, discusses the definitions of line and load regulation of DC-DC power converters, critical test set-up, and connection considerations. http://www.vptpower.com/ See all of VPT's videos on technical issues for incorporating DC-DC power converters, EMI filters, and other power products into your avionics, military, or other high reliability power system: http://www.vptpower.com/video/
3:55

High Capacitive Load DC-DC Converters: Startup Characteristics

Calloway Cass, Sr. Design Engineer at VPT, discusses the startup characteristics of DC-DC power converters with a high capacitance load, which are used to reduce the output ripple, improve the peak transient response, and to supply high pulse current loads. Demonstration includes startup with and without capacitance applied in constant resistance and constant current mode. http://www.vptpower.com/ See all of VPT's videos on technical issues for incorporating DC-DC power converters, EMI filters, and other power products into your avionics, military, or other high reliability power system: http://www.vptpower.com/video/
5:33

DC-DC Converters: Startup Characteristics

Steve Butler, V.P. of Engineering at VPT, describes the various startup characteristics and waveforms of DC-DC power converters. Topics include the undervoltage lockout circuit, output softstart circuit, startup delay times, and various source and load characteristics. http://www.vptpower.com/ See all of VPT's videos on technical issues for incorporating DC-DC power converters, EMI filters, and other power products into your avionics, military, or other high reliability power system: http://www.vptpower.com/video/
5:49

DVPL Point-of-Load DC-DC Converter: Tracking & Sequencing

Jeremy Ferrell, Sr. Design Engineer at VPT, gives an overview of DVPL Point-of-Load converter functions along with detailed instructions for using the track pin and sequencing function. http://www.vptpower.com/ See all of VPT's videos on technical issues for incorporating DC-DC power converters, EMI filters, and other power products into your avionics, military, or other high reliability power system: http://www.vptpower.com/video/
5:54

VPT100-2800 DC-DC Converter Technical Overview

Calloway Cass, Sr. Design Engineer at VPT, provides a detailed technical description and demonstration of VPT's VPT100-2800 Series DC-DC power converters. http://www.vptpower.com/ See all of VPT's videos on technical issues for incorporating DC-DC power converters, EMI filters, and other power products into your avionics, military, or other high reliability power system: http://www.vptpower.com/video/
4:59

DC DC Converters: Trimming Output Voltage

Calloway Cass, Sr. Design Engineer at VPT, discusses how to adjust the output voltage up or down to achieve non-standard output voltages from a DC-DC converter. http://www.vptpower.com/ See all of VPT's videos on technical issues for incorporating DC-DC power converters, EMI filters, and other power products into your avionics, military, or other high reliability power system: http://www.vptpower.com/video/
6:20

DC-DC Converters: Constructing High Power Systems

Steve Butler, V.P. of Engineering at VPT, discusses how to construct high power systems using multiple DC-DC converters in a distributed power system. http://www.vptpower.com/ See all of VPT's videos on technical issues for incorporating DC-DC power converters, EMI filters, and other power products into your avionics, military, or other high reliability power system: http://www.vptpower.com/video/
4:10

DC-DC Converters: Synchronizing Multiple Converters

Leonard Lesline, Sr. Design Engineer at VPT, discusses the methods for synchronizing DC-DC converters to the same switching frequency. http://www.vptpower.com/ See all of VPT's videos on technical issues for incorporating DC-DC power converters, EMI filters, and other power products into your avionics, military, or other high reliability power system: http://www.vptpower.com/video/
6:59

DC-DC Converters: Cross Regulation Effects

Steve Butler, V.P. of Engineering at VPT, discusses the effects of cross regulation on dual output DC-DC converters. http://www.vptpower.com/ See all of VPT's videos on technical issues for incorporating DC-DC power converters, EMI filters, and other power products into your avionics, military, or other high reliability power system: http://www.vptpower.com/video/




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