torsdag 13 april 2017

Electronic load

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The electronic loads help designers to test electronic power products and ensure quality, reliability, and performance. Electronic loads are available for both ac and dc supply testing.


For varying loads, electronic loads are easier to use and provide a much higher throughput compared to fixed-resistors.

For example, a handheld device may have to be tested for sleep, power conservation and full power modes. These are easier to test using a single electronic load, but may require several combinations of fixed-resistors. Since the repeated and rapid changing of loads is not possible by human hands, electronic loads are used to evaluate batteries and power supplies.


DC electronic loads are used for power supply test, testing batteries, and fuel cells. Basically, when you dial in a current level, the electronic load circuitry will draw only that amount of current, regardless of the voltage.


Load affects the performance of circuits with respect to output voltages or currents, such as in sensors, voltage sources, and amplifiers. Mains power outlets provide an easy example: they supply power at constant voltage, with electrical appliances connected to the power circuit collectively making up the load.


Chroma programmable DC Loads are used for power conversion testing in all markets including automated test systems, LED drivers, power supply testing, battery testing, and fuel cell testing.

In contrast to a power source, an electronic load is a current sink. It is an intelligent device that is used to replace a conventional (ohmic) load resistor. While when loading a voltage source with a fixed resistor, only a certain load current can be set by a certain resistance value, the special feature of the electronic load is that the load current can be set within a defined range. Delbetala i upp till månader.


You can program them to provide exactly the kind of load that you need for the device you are testing. If you’re testing a power supply or battery pack, an electronic load is a nice tool to have. This trend places similar demands on both th. No other electronic DC load on themarket today is easier to use.


Equipped with a full color LCD touchscreen display, the unit can quicklybe set up for your next test. In addition, the DL is. KG is Germany’s leading manufacturer of laboratory power supplies, High power mains unity and electronic loads.


Söker du electronic load? It is used as substitute for a conventional ohmic load resistor. An electronic load is a type of instrument that applies a voltage and sinks current.


Types of electronic loads. There are four main types of electronic loads including bench top, slot, system and modular.


The products are highly suitable for use as dummy loads in evaluation testing of various types of equipment.

AMREL programmable electronic loads have a variety of applications ranging from power converter testing to current modulation. Get Info From Multiple Sources.


If two loads are connected in series it will cause erratic operation such as oscillation, corruption, and test failure. A while back I built a simple constant current electronic load using an aluminum HDD cooler case as the heatsink. While it was sufficient for a few amps’ load under low voltages, it could not handle load much higher than a few dozen watts at least not for a prolonged period of time.


Problem: your electronic load works fine, except for the occasional MOSFET bursting into flames. Application of hydraulic sensors for electronic load sensing and main control valve hydraulics. One can quibble that. This project aims to develop an electronic load that is versatile, and low cost.


Parts should be easily accessible through online vendors in small quantities. Operation of the device should be simple and understandable with a basic level of electronics knowledge.


Hardware should be adaptable and support a large range of testing scenarios.

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