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AMIS60, AMIS120 v120704
AMIS60, AMIS120 v120704

... operate on 115 VAC, 60Hz or 24 VDC, and may be desk or rack mounted (rack mount kit supplied fitted). Both amplifiers incorporate a 6 zone 70 volt line speaker zone selector with “All Call”. The AMIS60 will deliver 60 watts into a load of 8 ohms, 25 volt or 70 volt line. The AMIS120 will deliver 120 ...
CN-0270:完整的4 mA至20 mA HART解决方案
CN-0270:完整的4 mA至20 mA HART解决方案

... and in a wide range of standoff and breakdown voltage ratings. Size the TVS with the lowest breakdown voltage possible while not conducting in the functional range of the current output. It is recommended that all remotely connected nodes be protected. In many process control applications, it is nec ...
F601HD - DISCO3.CO.UK
F601HD - DISCO3.CO.UK

... indication circuit (LI circuit) provides a precise PWM signal (pulse width modulation signal) to the vehicle’s on-board computer (ECU/PCM).  The data provides the PCM with the status of the alternator charging system; this includes possible circuit fault conditions such as under voltage, over voltag ...
ILD4071 LED Driver for High Power LEDs Datasheet
ILD4071 LED Driver for High Power LEDs Datasheet

... The ILD4071 is a highly integrated smart LED buck controller with built in protection functions. The main function of this device is to drive single or multiple series connected LEDs efficiently from a voltage source higher than the LED forward voltage by regulating a constant LED current. The const ...
Application Note No. 066
Application Note No. 066

... drawbacks. To achieve good LED current stability over the varying supply voltage range, the resistor must take on a large value (infinite resistance, in the ideal case) to make the power supply plus series resistor combination approach the traits of an ideal constant current source having infinite o ...
Evaluates: MAX20070 MAX20070 Evaluation Kit
Evaluates: MAX20070 MAX20070 Evaluation Kit

... the state of JP2. If R12 is changed to 10kΩ and JP2 is open, then the output voltage is 15V. To generate output voltages other than 6.5V or 15V, open JP2 and select different external voltage-divider resistors for R11 and R12. The negative source-driver supply voltage (NEG) is automatically tightly ...
document
document

Lab 1 - UCSD CSE
Lab 1 - UCSD CSE

... measuring AC and DC values. If you examine the front panel, you will find primary functions are selected using a multi-position knob. Functions are accessed by selecting the desired measurement. For example, to measure DC voltage, you select the DC V option. To measure DC current, you option DC A (o ...
Rectifier Circuit Current Ratios
Rectifier Circuit Current Ratios

... semiconductor device. To offer short circuit protection to the semiconductor device, the fuse selected should have an I2t let-through less than the I2t withstand rating of the semiconductor device. High speed fuses have excellent current-limiting ability, as indicated by their low I2t let-through an ...
Simulation and Implementation of Interleaved Boost DC
Simulation and Implementation of Interleaved Boost DC

... In order to validate the actual performance of the presented interleaved boost dc-dc converter, a hardware prototype was designed and built. Fig. 9 shows the hardware prototype of the interleaved boost dc-dc converter. Each switch in this interleaved boost dc-dc converter is running at 20 khz switch ...
Safety Monitoring Device and System - UCF EECS
Safety Monitoring Device and System - UCF EECS

... operation the output of the sensors are set and maintained high, which the microcontroller sees as a positive 5V. Once an event occurs, the sensor changes status and drops to a low output. This is seen by the microcontroller as any voltage less than 4.5 volts. According to Figure 2 below, the input ...
CMOS Quad 2-Input NAND Schmitt-Trigger
CMOS Quad 2-Input NAND Schmitt-Trigger

TPS23753A IEEE 802.3 PoE Interface and Converter Controller With
TPS23753A IEEE 802.3 PoE Interface and Converter Controller With

Honda`s Dual-Mode Charging System - OpenSIUC
Honda`s Dual-Mode Charging System - OpenSIUC

... voltage). In some cases, if all of the previously stated codes are set with other P-type codes such as P0102 (MAF sensor circuit low voltage) or P0141 (secondary HO2S [sensor 2] heater circuit malfunction), it might be caused by an open at terminal F5 (YEL) of connector F in the fuse box under the d ...
INSTALLATION INSTRUCTIONS FOR SYMCOM`S MOTORSAVER
INSTALLATION INSTRUCTIONS FOR SYMCOM`S MOTORSAVER

... reset) Rotate the RESTART delay to the desired position. The restart delay is the time between the MOTORSAVER® seeing acceptable power and the MOTORSAVER® closing its output contacts. For compressor applications, the restart delay should be set for the approximate time it takes for the head pressure ...
74LVX14 Low Voltage Hex Inverter with Schmitt Trigger Input 74L
74LVX14 Low Voltage Hex Inverter with Schmitt Trigger Input 74L

IIiI/HA RD WARE HACKER/li/Ill
IIiI/HA RD WARE HACKER/li/Ill

opamp application using lm335-semiconductor temperature sensor
opamp application using lm335-semiconductor temperature sensor

... figure 1 (including V3 DC source) so that the output voltage of the circuit will be Output voltage equal changetoper degree change in but temperature known as temperature sensitivity. temperature in °C in mVs. isFor example at 40°C output of the LM335 is LM335 is designed for 10mV/°C. This makes an ...
Combination Locks
Combination Locks

... This circuit uses 4013 D-type bistable flip-flops (D stands for data). Each flipflop has a data input and a clock input. The voltage applied to the input is transferred to the Q output at the instant when the clock input goes from 0 to 1. (We say these flip-flops are “edge-triggered”.) Switches 1, 2 ...
TSM931 - Silicon Labs
TSM931 - Silicon Labs

... As a result of circuit noise or unintended parasitic feedback, many analog comparators often break into oscillation within their linear region of operation especially when the applied differential input voltage approaches 0V (zero volt). Externally-introduced hysteresis is a well-established techniq ...
Principles of Electronic Communication Systems
Principles of Electronic Communication Systems

...  A modulating square wave will produce sidebands based on the fundamental sine wave as well as the third, fifth, seventh, etc. harmonics.  Amplitude modulation by square waves or rectangular pulses is referred to as amplitude shift keying (ASK).  ASK is used in some types of data communications. ...
ISL6730A, ISL6730B, ISL6730C, ISL6730D Datasheet
ISL6730A, ISL6730B, ISL6730C, ISL6730D Datasheet

... shaping is achieved with a current error amplifier. A patent pending breakthrough negative capacitance technology minimizes zero crossing distortion and reduces the magnetic components size. The small external components result in a low cost design without sacrificing performance. The internally cla ...
ECB and LCD Display Bias Supply with Accurate MAX1729 General Description
ECB and LCD Display Bias Supply with Accurate MAX1729 General Description

... ECB and LCD Display Bias Supply with Accurate Output Voltage and Temperature Compensation The MAX1729 micropower step-up/step-down DC-DC converter is ideally suited for electrically controlled birefringence (ECB) and liquid-crystal-display (LCD) biassupply generation. It provides step-up/step-down v ...
Phase sensitive detection Chapter 16
Phase sensitive detection Chapter 16

... much less than 1 Hz at 1 kHz. Although not impossible, this would be much harder to make. Secondly, the output time constant does not mind if the chopping frequency should alter slightly for any reason. The speed of the chopper might slowly drift as its motor warms up. If we used a narrow bandpass f ...
Johnson Noise Intro
Johnson Noise Intro

... have a f -1 to f -2 spectrum. Question: what is the integrated power of this Johnson noise over all frequencies? [i.e., why can’t a single resistor supply the world’s energy needs?] Eq. (1) is interesting: the left hand side describes random fluctuations of a lossy system in thermodynamic equilibriu ...
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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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