By Alix Loane. Diode. Publised at Tuesday, December 05th 2017, 12:19:51 PM. If you are handling real diodes to build a circuit, you have to figure out which way to point the diode. Real-world diodes are so small there isn’t room to paint a little diode symbol on them, so you need to identify the terminals some other way.
By Charlotte Myriam. Motor. Published at Monday, December 18th 2017, 14:50:43 PM. What can be seen is there is not increase of the power output; the motor simply reaches its maximum power at a lower speed, all at the great expense of a four-fold increase in motor heating.
By Valentine Sybille. Power. Published at Monday, December 18th 2017, 14:14:34 PM. There are many new regulators which have tighter output tolerances (better than 2% is common), achieved through the use of a laser-trim process. Also, many of the new regulators have separate output specifications that cover room temperature/full operating temperature range, and full-load/light-load conditions.
By Jessica Mireille. Circuit. Published at Monday, December 18th 2017, 14:08:09 PM. Impedance essentially can be viewed as frequency-dependent resistance. While resistance of a circuit is the instantaneous ratio between voltage and current, impedance of a circuit is the ratio between voltage and current for steady-state sinusoidal signals, which can vary with of frequency. As the later parts of this section will show, the voltage and current caused by applying a steady-state sinusoidal signal to any combination of resistors, capacitors, and inductors, are related by a constant factor and a phase shift. Therefore, impedance can be expressed by a complex constant using an extended version Ohm’s law.
By Bertille Solange. Diagram. Published at Monday, December 18th 2017, 13:52:35 PM. If there’s something on a schematic that just doesn’t make sense, try finding a datasheet for the most important component. Usually the component doing the most work on a circuit is an integrated circuit, like a microcontroller or sensor. These are usually the largest component, oft-located at the center of the schematic.
By Charlotte Myriam. Circuit. Published at Monday, December 18th 2017, 13:45:45 PM. When multiple components are connected in parallel, the voltage drop is the same across all components. When multiple components are connected in series, the total voltage is the sum of the voltages across each component. These two statements can be generalized as Kirchoff’s Voltage Law (KVL), which states that the sum of voltages around any closed loop (e.g. starting at one node, and ending at the same node) is zero.
By Cyrielle Marjolaine. Diagram. Published at Monday, December 18th 2017, 13:32:30 PM. A PCB Layout is the resulting design from taking a schematic with specific components and determining how they will physically be laid out on a printed circuit board. To produce a PCB Layout, you must know the connections of components, component sizes (footprints), and a myriad of other properties (such as current, frequencies, emissions, reflections, high voltage gaps, safety considerations, manufacturing tolerances, etc.).
By Bertille Solange. Power. Published at Monday, December 18th 2017, 13:09:45 PM. The output resistance (also known as source resistance) of a voltage regulator is a close cousin of its load regulation. Figure 1 illustrates how the output voltage of a regulator typically changes as a function of load current. Initially, the slope is quite linear but once the load current becomes higher than the design then the voltage will often drop rapidly with an increase in current. We measure the output resistance only on the linear portion of the plot in the normal operating region. It is meaningless to use a point in the overload area as that will result in an artificially high output resistance.
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