Timeline of Innovation by VPG Foil Resistors
VPG Foil Resistors have been at the forefront of resistor technology for over 60 years. VPG Foil Resistors, comprised of world-class brands VFR, Apha ...
RWC1206 vs. Thin Film 1206 Overload Pulse Comparison | iNotes
RWC vs thin film 1206 max pulse wattages from 1 second to 1 microsecond
Network TCR Tracking - iNotes
Comparison of resistor to resistor TCR tracking performance of a 16 pin DIP thin film and Bulk Metal Foil resistor network
Can your resistor handle a voltage spike? - iNotes
Demo comparing the Electrostatic Discharge (ESD) performance of Alpha Electronics’ Bulk Metal® Foil RWB resistor and a thin film equivalent resistor.
To What Extremes Can Your Resistors Go? - iNotes
VPG Foil Resistors’ Bulk Metal® Foil easily outperforms Thin Film equivalent in this brutal thermal shock and cycling demo.
High power, low cryogenic temperatures: Precision resistors that can handle environmental stress
Short video demonstrating the outstanding performance of our VPR220Z under extreme conditions of cryogenic temperature (-200°C) and high power (40W) operation.
Protect your circuit board from overload damage - iNotes
Short demo comparing the effects of a pulse overload of 100x rated power on thin-foil vs. Bulk Metal® Foil resistors
Wirewound vs. Bulk Metal Foil Power Coeffcient of Resistance (PCR) Demo - iNotes
This PCR demo shows that Bulk Metal® Foil resistors are many times more stable under power than wirewound resistors.
How space and down-hole applications benefit from high temperature stability of electronic components
Applications operating at temperatures beyond +200°C require special circuit and component designs. See how superior stability performances take effect.
What stress and strain means to resistor stability
Rough applications can cause surface mount chip resistors to flex and become unstable due to the strain gage effect. Only “flex termination” resistors remain stable and precise.
Strain Gage Bridge Completion Resistor Matched Sets - iNotes
A quick introduction to Bulk Metal® Foil resistor matched sets for use as strain gage bridge completion resistors.
How to Ensure PCR Tracking in Critical Circuits
A stunning demo showing how the stability of matched resistors are affected by self heating or PCR (power coefficient of resistance)
A Tale of Two Resistor Technologies Pre- and Post-Soldering - iNotes
This demo measures the mechanical stress due to thermal expansion during soldering on two surface mount resistor technologies.
Hermetic Bulk Metal® Foil Resistors in Harsh Conditions - iNotes
This demo measures the mechanical stress due to thermal expansion during soldering on two surface mount resistor technologies.
Shunt Calibration Resistors - iNotes
Short webinar, demonstrating, why Bulk Metal® Foil resistors are the perfect solution for all load cell and strain gage shunt calibration requirements.
A Visit to Vishay Foil Resistors - iNotes
Quick product and factory tour of Vishay Foil Resistors
Ultra High-Precision FRSM Resistor - iNotes
A fast overview of the performce specifications of the FRSM resistor
Thermal EMF
Vishay Foil Resistors’ Bulk Metal® Foil CSMF precision current sense resistor produces zero thermal EMF compared to current sense resistors of other techologies
How Ultra-Precision Resistors Stand the Test of Time
Accelerated life test comparison between Bulk Metal® Foil and Thin Film precision resistor technology
Power Coefficient of Resistance (PCR)
See our quick demo comparing the power coefficient of resistance (PCR) for different resistive technologies. Bulk Metal® Foil resistors show no change.
The Latent Effect of ESD on Thin Film vs Bulk Metal® Foil Resistors
We subject thin film and Bulk Metal® Foil resistors to an ESD shock, then compare the results.
Bulk Metal Foil Current Sense Resistors– PCR and TCR Stability Demonstration
This demonstration compares the TCR and PCR stability of Vishay Foil Resistors Bulk Metal Foil Current Sense Resistors to inexpensive commercial grade products.
Bulk Metal® Foil resistors become the ideal RTD Simulators - iNotes
The ideal cost effective solution for calibrating RTD applications. See how Bulk Metal® Foil resistors perform as RTD Simulators.
Load Cell Bridge Completion Resistors Demo - iNotes
See how precision in your load cell bridge completion module (BCM) may be affected by the resistor selected. Bulk Metal® Foil resistors are the only choice when no change is vital.
Bulk Metal® Foil Resistors
Dr. Felix Zandman’s invention, Bulk Metal® Foil Resistors, are the industry’s gold standard for performance, stability and reliability
Bulk Metal® Foil Resistors: Survive Drop and Shock by Bending, not Breaking
Comparison testing of chip-style surface mount resistors to Bulk Metal® Foil SMR flexible termination units during sharp impact, high G-force conditions
Resistor Stability Put to the Test (Demo Video)
With its robust construction, the VPG Bulk Metal® Foil resistor sets the standard for survivability and long-term stability in critical applications
The Law of the Jungle Demands Bulk Metal® Foil RTD Simulators (demo video)
Whatever the setting, VPG’s foil RTD simulators are an easy, accurate, inexpensive way to check and adjust the accuracy of an RTD based system.
Li-Ion Battery Charging And Solar Cell Current Monitoring (Webinar)
How Bulk Metal® Foil resistors from VPG enable efficient and safe charging of Li+ batteries and accurate current monitoring for solar cells
Mars Needs Bulk Metal® Foil Resistors (Demo Video)
From room temperature to dry ice to boiling H2O, VFR Bulk Metal Foil resistors are unfazed by the temperature swings they’d encounter on planet Mars.
Safe charging of Li-ion batteries with Bulk Metal Foil® Resistors (Demo Video)
Bulk Metal® Foil resistors enable accurate current and voltage monitoring in Li-ion charge-control circuitry to avoid overcharging or undercharging.
EEVBlog Project Uses Foil Resistors for Precision 1 A Current Source
Precision current source demo from EEVBlog shows how good filtering together with Bulk Metal Foil resistors enable very precise current measurement.
The Art of the Current Sensing Resistor: An Audio and Video Presentation (Webinar)
Covers the how and why of using high-precision resistors for current sensing, with engaging video demos of real-life applications.
Simulate and Calibrate Thermistor Temperature Measurements with Precision Resistors
This video shows how precision resistors can be used to simulate and calibrate temperature measurements in thermistor-based systems.
Advantages of Using Bulk Metal® Foil Resistors in High-Humidity Environments
A head to head comparison of the survival rates of precision thin film nichrome (NiCr) resistors versus VFR Bulk Metal Foil resistors in a high humidity environment.
Selecting and Using Precision Resistors for Strain Gage Shunt Calibration (Demo Video)
This video demonstrates how to select and use precision foil resistors for shunt calibration of strain gages, a cost-effective alternative to using certified weight standards.
Using BMF Precision Resistors to Calibrate RTD Measurements (Demo Video)
Highly stable precision foil resistors trimmed to unique values are used to simulate resistance temperature detector (RTD) measurements at precisely defined temperatures
Comparison Testing of Chip Resistor Technologies Under High Vibration (Demo Video)
This video demonstrates the comparative performance of surface-mount resistor technologies undergoing severe vibration testing
Z-Foil vs Thin Film Resistors with Intersil Instrumentation Amplifier (Demo Video)
Video demo compares load cell weighing scale accuracy using VFR Z-Foil chip resistors vs thin film resistors used with Intersil in amp at 25⁰C and 60⁰C.
Comparison of current sense resistors in solar panel (Demo Video)
This video demonstrates temperature-related changes for 3 current sense resistor technologies while monitoring the output of a scaled-down solar panel
Precision Centers: Express delivery of custom resistor values (Demo Video)
Precision resistors with custom values can be built in 2 to 5 days and shipped from widely dispersed short-run VFR precision manufacturing centers.
Precision Resistor in Cryogenic Conditions - only 5 ppm/⁰C (Product Demo)
Demonstration of Temperature Coefficient of Resistance (TCR) of 0805 size VFR precision chip resistor to minus 200⁰C with NO change in resistance
Hermetically Sealed Foil Resistor - 1h Pressure Cooker Proof (Product Demo)
This demonstration shows that a Vishay Foil Resistor hermetically sealed resistor experiences NO change in resistance after 1 hour immersion in a pressure cooker
Power-Induced Thermal EMF Error Voltage (Product Demo)
A demonstration of voltage offset error generated within current sense resistors due to uneven internal heat distribution from power dissipation.
High Energy Pulse, Performance Comparison (Product Demo)
A comparison of the effect of a high energy electrical pulse on Vishay foil resistor vs. a precision thin film resistor
Foil Secondary Standard Resistor (Product Demo)
A product demonstration showing the stability of the Vishay Foil secondary standard resistor
Vishay Foil Resistors Trimmer Technology Advantages - Webinar
This webinar highlights the benefits of Bulk Metal® Foil Trimmers
Thermal EMF - Impact on current sense resistor precision
Bulk Metal Foil® CSMF precision current sense resistor produces zero thermal EMF compared to current sense resistors of other technologies
