Tag: resistor
Vishay / Techno CDMM AEC-Q200 SMD Thick Film Chip Dividers
Vishay Techno CDMM AEC-Q200 SMD Thick Film Chip Dividers are high voltage or high precision chip dividers offered in a ribbed molded package with compliant surface-mount leads. Designed to reduce component counts, improve TC tracking performance, and ratio stability in automotive and...
Continue ReadingIsabellenhütte introduces new range of 1 – 6mΩ resistors in smallest chip sizes available on the market
Isabellenhütte has developed a new range of precision resistors in standard sizes with resistances ranging from 1 to 6 mOhm for applications which require small and low-ohmic shunts. In terms of their construction, the components are also less complex than the current...
Continue Reading4 Wire Resistance Measurement – Kelvin connection
This video describes and demonstrates the 4-wire resistance measurement (Kelvin connection) - what it is, and when & why it is used for making low valued resistance measurements. 4 Wire Resistance Measurement - Kelvin connection -...
Continue ReadingAnalogue Sensors – Calculate the Nonlinearity Introduced by a Load or Pull Down Resistor
Tecwyn Twmffat @ instructables.com discuss about the notlinearity introduced by adding a pull down resistor and why you may get unpredictable readings from your ADC. For many years I found that I would get strange, unpredictable, readings from my sensor related projects at the...
Continue ReadingUsing a Current Shunt with a Panel Meter / Ammeter scale change
This video gives you the basics of how to calculate and use a simple resistive current shunt with an analog panel meter to change the current that is needed for a full scale deflection. The notes page for this video can be found here. Using a Current Shunt with a Panel Meter /...
Continue ReadingHow to Select a Resistor
In this guide Sanket Gupta @ octopart.com explains how to select a resistor from a range of common resistor types. In this blog, we will explain all the different types of resistors, their merits and demerits, and popular applications. We have included some recommendations for...
Continue ReadingPrecision programmable current source uses two ICs
by Stefano Salvatori & Pietro Oliva @ edn.com: This Design Idea mates a precision current source IC with precision difference amp chips to create a programmable current source or sink. The resistor-programmable current source/sink in Figure 1 illustrates the basic topology,...
Continue ReadingComponent Tester FISH 8840 Review
Alan Parekh @ hackedgadgets.com has a review of a cheap component tested he found on ebay. This device can test bipolar transistors, MOSFET, diodes, thyristors, resistors and capacitors. He writes: This is an inexpensive component tester called the FISH 8840 which you can find from...
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