Step file package - 3D STEP file covering VPR221S, VPR221SZ, LED221 precision foil power resistor, TO-220 configuration, 4-terminal connection 

Applications at a Glance - nr. 108 -   10 Case Studies Show How Precision Current Sense Vishay Foil Resistors Improve the Flexibility, Longevity, and Safety of Li-ion Batteries

Applications at a Glance - nr. 101 - Seismic Instruments for Oil Exploration, Earthquake and Tsunami Detection Need Precision Resistors in their Analog Circuits

Applications at a Glance - nr. 107 - How Precision Resistors Enable Quick, Easy, and Cost-Effective Shunt Calibration of Strain Gage Sensors

Tape and Reel Specifications - Specifications for Surface Mount and Through-Hole/Radial Resistors

Facts at a Glance - nr. 104 - Understanding the Risks of ESD

Facts at a Glance - nr. 106 - Selecting Resistors for Pre-Amp, Amplifier, and Other High-End Audio Applications

Facts at a Glance - nr. 050 - The Invention and Evolution of The World’s Most Precise Resistor, The Legacy of Dr. Felix Zandman

Facts at a Glance - nr. 102 - Precision Centers for Small Prototype Runs of Product Samples

Facts at a Glance - nr. 103 - Ultra-High-Precision Resistors to be used for Secondary Standards and Reference Resistors

Facts at a Glance - nr. 119 - Obsolescence, Counterfeiting and COTS: understanding the consequences  

Facts at a Glance - nr. 105 - How to Select Resistors for Precision Applications

Facts at a Glance - nr. 121 - Reading Between the Lines in Resistor Datasheets

Facts at a Glance - nr. 115 - Solving Data Transmission Problems Using Vishay Foil Resistors Based on the New Z and Z1 Bulk Metal® Foil Technologies

Facts at a Glance - nr. 114 - Bulk Metal® Foil Resistors Introduces New Generation of Power Current Sense Resistor

Facts at a Glance - nr. 111 - Introducing the New Bulk Metal Foil Resistors Demo Kit

Facts at a Glance - nr. 110 - From Purchased Tolerance to End-of-Life Tolerance: You May be Buying Tighter Tolerance Precision Resistors Than You Really Need

Facts at a Glance - nr. 108 - Component Selection and Layout Strategies for Avoiding Thermal EMF Noise

Facts at a Glance - nr. 107 - How Strain Gage Bridges Work with Hermetically Sealed Precision Resistors Based on Z-Foil

Facts at a Glance - nr. 101 - Bulk Metal Foil Trimming Potentiometers - Accutrim

Facts at a Glance - nr. 117 - Mirror, Mirror: What is the Trade-Off Between Price, Cost, and Risk, When Selecting a Precision Resistor?

Facts at a Glance - nr. 116 - What is “long-term” stability and what are its limitations?

Facts at a Glance - nr. 109 - What Kind of Trimmer is Best for My Precision Application?

Facts at a Glance - nr. 120 - Precision Resistors (EEE-INST-002 and COTS) for More Electric Aircraft (MEA) and Fly by Wire (FBW): From the Drawing Board to Reality

Facts at a Glance - nr. 122 - When Small Isn’t Better in Precision Resistor Applications

Factory CAGE code change - Vishay Advanced Technology factory, Holon, Israel: S8016
--> 0066A

General Information - Customer Returns Policy

General Information - Map of Global Contacts for VPG Foil Resistors

Universal internal packing label - PCN-FD-017-2007, Rev.A

Product Change Notification - Product Group: Vishay Foil Resistors/25 July 2010/PCN-VFR-001-2010 Rev 1

Product Training Module - Precision Resistors - There is more to resistor precision than meets the eye

Brand Flyer - VPG Foil Resistors - Details about the four brands of VPG Foil Resistors: VFR, Alpha Electronics, Powertron, and APR. The flyer is outlining their respective product lines and value propositions.

11 Technical Reasons - Why to Choose Foil Resistors for Your Circuit

Product Overview - Bulk Metal® Foil High-Precision Resistors

High-Precision Current Sense Resistors - Sensing the Future of Electronics — Current Sense Resistors Overview, covering all VPG Foil Resistors brands (VFR, Alpha Electronics, Powertron, APR)

Technical Note - nr. 104 - Predicting Drift in Foil Resistors

Technical Note - Resistor Sensitivity to Electrostatic Discharge (ESD)

Technical Note - ESD Sensitivity of Precision Chip Resistors

Technical Note - nr. 109 - Advantages of Precision Resistance Networks for Use in Sensitive Applications

Technical Note - nr. 108 - Non-Linearity of Resistance/Temperature Characteristic: Its Influence on Performance of Precision Resistors

Technical Note - nr. 106 - Ultra High-Precision Bulk Metal® Z-Foil Resistors with TCR as Low as ±0.2 ppm/ºC and Power Coefficient of 0±5 ppm at Rated Power

Technical Note - nr. 107 - Pulse Load Capability of Precision Chip Resistors

Technical Note - nr. 110 - Study of Foil Resistors Under Exposure to High-Temperature, Moisture, and Humidity

Technical Note - nr. 105 - The Effects of Short-Time Overload on Resistive Elements in Precision Resistors

Technical Note - nr. 103 - Recommended Soldering Profiles

Technical Note - nr. 102 - Guide for Choosing Resistors that are Exposed to Different Stresses