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AN-42036 PCB Grounding System and FAN2001/FAN2011 High Performance DC-DC Converters Introduction
AN-42036 PCB Grounding System and FAN2001/FAN2011 High Performance DC-DC Converters Introduction

... resistance of the ground material. This voltage drop makes local ground different than zero volts, depending on circuit topology and element location. If the current is high and if there are ground sensitive circuits connected to this current path, the voltage drop across the parasitic ground resist ...
Capacitors Capacitor i-v Characteristic Capacitor Values C is Open
Capacitors Capacitor i-v Characteristic Capacitor Values C is Open

ADXRS652 英文数据手册DataSheet 下载
ADXRS652 英文数据手册DataSheet 下载

... ROUT = (180 kΩ × REXT )/(180 kΩ + REXT ) ...
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... metallic conductor with a low melting point compared to the circuit’s wires. If the current gets too high, the metal in the fuse melts and the current flow stops. This prevents further problems, such as damage to your electrical components or a possible fire. A blown fuse must be physically replaced ...
TPS60230 数据资料 dataSheet 下载
TPS60230 数据资料 dataSheet 下载

... The enable pins EN1 and EN2 are used to enable the device or set it into shutdown. The TPS60230 is enabled if one of the enable pins is pulled higher than the enable trip point of 1.3 V. The device starts up by going through the soft start routine as described in the section Soft Start. Pulling both ...
Experimental Verification of Kirchhoff`s Voltage Law and
Experimental Verification of Kirchhoff`s Voltage Law and

... absolute and percent errors much larger than in any other measurement, so that it is not completely clear that KVL was verified. The reason for this discrepancy is not understood, but we consider possible sources of error in the following discussion. To check whether we had made a simple error in co ...
ECE490_02
ECE490_02

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Sample Formal Report - Courses

... absolute and percent errors much larger than in any other measurement, so that it is not completely clear that KVL was verified. The reason for this discrepancy is not understood, but we consider possible sources of error in the following discussion. To check whether we had made a simple error in co ...
Electric Circuits - Mayfield City Schools
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Alberta Reliability Standard Voltage and Reactive Control VAR-001-AB-1a
Alberta Reliability Standard Voltage and Reactive Control VAR-001-AB-1a

... R8 The ISO, when notified by the operator of a generating unit of the loss of automatic voltage regulator control, or by the operator of an aggregated generating facility of the loss of voltage regulating system control, must issue a directive or instruction to the operator to maintain or change eit ...
Alberta Reliability Standard Voltage and Reactive Control VAR-001-AB-1a
Alberta Reliability Standard Voltage and Reactive Control VAR-001-AB-1a

... R8 The ISO, when notified by the operator of a generating unit of the loss of automatic voltage regulator control, or by the operator of an aggregated generating facility of the loss of voltage regulating system control, must issue a directive or instruction to the operator to maintain or change eit ...
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... d) Transformers are sized using apparent-power ratings. By comparison, motors are sized using real-power ratings. Why are apparent-power values used to size transformers? To answer this question, think about the fact that transformers cannot be allowed to get so hot that their winding insulation beg ...
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... be selectively wired for sinking or sourcing. This allows congauges, bridge type sensors, load cells, or pressure transducnection to any type of mA input receiving device. ers. It filters, amplifies, and converts the resulting millivolt signal into the selected DC voltage or current output that is L ...
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Low Cost Instrumentation Amplifier AD622 FEATURES

... Large Input Voltages at Large Gains When operating at high gain, large differential input voltages may cause more than 6 mA of current to flow into the inputs. This condition occurs when the maximum differential voltage exceeds the following critical voltage: VCRITICAL = (400 + RG) × (6 mA) This is ...
BD3925(H)
BD3925(H)

... (Note 2) TO252-5: Reduced by 10.4mW/°C over 25°C, when mount on a glass epoxy board: 70 mm x 70 mm x 1.6 mm. (Note 3) HRP5: Reduced by 12.8mW/°C over 25°C, when mount on a glass epoxy board: 70 mm x 70 mm x 1.6 mm. Caution: Operating the IC over the absolute maximum ratings may damage the IC. The da ...
Simple Energy-Tripped Circuit Breaker with Automatic Delayed Retry
Simple Energy-Tripped Circuit Breaker with Automatic Delayed Retry

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High Pressure Chamber Design

Agilent AN 372-1 Power Supply Testing
Agilent AN 372-1 Power Supply Testing

... Switching power supplies address the disadvantages of linear power supplies (namely the low efficiency and relatively large size and weight), and are therefore a more effective and less costly solution for high power applications. The relative disadvantages occur in three areas when compared to line ...
DS1249W 3.3V 2048kb Nonvolatile SRAM FEATURES PIN ASSIGNMENT
DS1249W 3.3V 2048kb Nonvolatile SRAM FEATURES PIN ASSIGNMENT

... buffers remain in a high-impedance state during this period. 8. If WE is low or the WE low transition occurs prior to, or simultaneously with, the CE low transition, the output buffers remain in a high-impedance state during this period. 9. Each DS1249W has a built-in switch that disconnects the lit ...
THYRICON Industrial Series 3P2.20/40/80/120/160
THYRICON Industrial Series 3P2.20/40/80/120/160

... conducting on the loss of trigger signal, this condition will also be evaluated as fault. If the faults maintain 5 sec., the power led will blink, indicating the fault. There is an auxiliary contact output in 3P2 industrial series products. The function of this contact can be configured by the switc ...
The main aim of this project is to design a 2 to 4 line Decoder
The main aim of this project is to design a 2 to 4 line Decoder

... A decoder is a combinational circuit with n inputs and at most 2n outputs. Its characteristic property is that for every combination of input values only one output will be equal to 1 at the same time. Decoder has a wide variety of applications in digital technology. They may be used to route input ...
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Power electronics



Power electronics is the application of solid-state electronics to the control and conversion of electric power. It also refers to a subject of research in electronic and electrical engineering which deals with the design, control, computation and integration of nonlinear, time-varying energy-processing electronic systems with fast dynamics.The first high power electronic devices were mercury-arc valves. In modern systems the conversion is performed with semiconductor switching devices such as diodes, thyristors and transistors, pioneered by R. D. Middlebrook and others beginning in the 1950s. In contrast to electronic systems concerned with transmission and processing of signals and data, in power electronics substantial amounts of electrical energy are processed. An AC/DC converter (rectifier) is the most typical power electronics device found in many consumer electronic devices, e.g. television sets, personal computers, battery chargers, etc. The power range is typically from tens of watts to several hundred watts. In industry a common application is the variable speed drive (VSD) that is used to control an induction motor. The power range of VSDs start from a few hundred watts and end at tens of megawatts.The power conversion systems can be classified according to the type of the input and output power AC to DC (rectifier) DC to AC (inverter) DC to DC (DC-to-DC converter) AC to AC (AC-to-AC converter)
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