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MAX221E ±15kV ESD-Protected, +5V, 1µA, Single RS-232 Transceiver with AutoShutdown General Description
MAX221E ±15kV ESD-Protected, +5V, 1µA, Single RS-232 Transceiver with AutoShutdown General Description

... input for 30µs, the on-board charge pump and driver are shut off, reducing supply current to 1µA. This occurs if the RS-232 cable is disconnected or the connected peripheral transmitter is turned off. The MAX221E turns on again when a valid level is applied to the RS-232 receiver input. As a result, ...
New Section 6
New Section 6

... exact amount of the charge being applied to each chain is provided by a meter located on each chain controller labeled "CHARGING CURRENT". Both chains must ALWAYS be running whenever voltage is being developed on the terminal. As a rule of thumb, the chains should deliver about 3 A of charging curr ...
abcd hybrid matrix scattering
abcd hybrid matrix scattering

... port 2, an impedance of r/2, since the parallel-connected transmission line is /4 long and shorted at port 1, and looks like an open circuit at port 2. Thus, port 2 will be matched for odd mode excitation if we select r =2. => V2o = Vo and V1o=0  excitation all power is delivered to the r/2 resis ...
MAX14571/MAX14572/MAX14573 Adjustable Overvoltage and Overcurrent Protectors with High Accuracy EVALUATION KIT AVAILABLE
MAX14571/MAX14572/MAX14573 Adjustable Overvoltage and Overcurrent Protectors with High Accuracy EVALUATION KIT AVAILABLE

... on again. If the fault still exists, the cycle is repeated and the FLAG stays low. When the fault is removed, the FETs stay on. If the die temperature exceeds +150NC (typ) due to self-heating, the MAX14571 enables thermal shutdown until the die temperature drops by approximately 30NC (Figure 1). The ...
Instruction Manual
Instruction Manual

... EXTERNAL and press the ISO TEST/LIFT GND (5) switch to ISO TEST. This will apply isolated line voltage between the two sides, and the meter (8) will display the isolation current that flows directly in microamperes (µA). Actual method for making connection to either side of the isolation barrier wil ...
Slide 1 - sm.luth.se
Slide 1 - sm.luth.se

CMS2005 - Sensitec GmbH
CMS2005 - Sensitec GmbH

... software, described or contained herein in order to improve design and/or performance. Information in this document is believed to be accurate and reliable. However, Sensitec GmbH does not give any representations or warranties, expressed or implied, as to the accuracy or completeness of such inform ...
meg ohmmeter
meg ohmmeter

... (V -1). Leakage. due to moisture or dirt can be eliminated by wiping the UNKNOWN terminals with a clean dry cloth. Grid-current effects can· occur when V -1 has been replaced with a new tube. or when the instrument has not been used for some time. The grid-current effect will be eliminated or reduce ...
Lab 1
Lab 1

... You will learn about diodes in ECE 321, but for now we can simply think of them as a onedirectional switch. For an ideal diode, if VD > 0, the “switch” is closed and the diode conducts like a short circuit. For VD < 0, the switch is open and the diode does not conduct, just like an open circuit. In ...
FEATURES DESCRIPTION D
FEATURES DESCRIPTION D

... voltage and high output current using a low 5.7mA/ch supply current. At unity-gain, the OPA4820 gives > 600MHz bandwidth with < 1 dB peaking. The OPA4820 complements this high-speed operation with excellent DC precision in a low-power device. A worst-case input offset voltage of ±0.8mV and an offset ...
HV industrial network design
HV industrial network design

... voltage drops during starting); ■ power supply to arc furnaces, the arc often being unstable, which causes brief but repeated unbalanced voltage drops (resulting in flicker), and can create harmonics; ■ power supply to high capacity electronic devices (rectifiers, thyristors, etc.) which create majo ...
Chapter 6
Chapter 6

... • Since the noise figure F(M) increases with M, there always exists an optimum value of M that maximizes the S/N. For sinusoidally modulated signal with m=1 and F ( M )  M x : ...
POWER EXTENDER DIMMING CONTROL—PF19-W Instruction Sheet
POWER EXTENDER DIMMING CONTROL—PF19-W Instruction Sheet

... 1. WARNING: To avoid fire, shock, or death: TURN OFF POWER at circuit breaker(s) or fuse(s) and test that power is off before wiring. More than one circuit breaker can power this device. Disconnect ALL power sources before servicing control. 2. Remove 1/2” of insulation from each circuit conductor i ...
Bipolar Junction Transistor (BJT)
Bipolar Junction Transistor (BJT)

... Beta () or amplification factor • The ratio of dc collector current (IC) to the dc base current (IB) is dc beta (dc ) which is dc current gain where IC and IB are determined at a particular operating point, Qpoint (quiescent point). ...
SGC-6289Z 数据资料DataSheet下载
SGC-6289Z 数据资料DataSheet下载

... GN S ...
ICS525-01/02 - Integrated Device Technology
ICS525-01/02 - Integrated Device Technology

Lecture08: Multi-Loop and RC Circuits
Lecture08: Multi-Loop and RC Circuits

... - Choose direction for traversing each closed loop. possibly traverse branches with or against assumed current directions. When crossing resistances: - Voltage drop (V = - iR) is negative when following assumed current. - Positive voltage change V = +iR for crossing opposite to assumed current. Wh ...
LTC6410-6
LTC6410-6

... IF amplifier with configurable input impedance designed for use in applications from DC to 1.4GHz. The LTC6410-6 has 6dB of voltage gain. The LTC6410-6 is an excellent choice for interfacing active mixers to SAW filters. It features an active input termination that allows a customized input impedance f ...
Design and testing of spacecraft power systems using VTB
Design and testing of spacecraft power systems using VTB

DAC5652-EP - Texas Instruments
DAC5652-EP - Texas Instruments

RF3396 GENERAL PURPOSE AMPLIFIER Features
RF3396 GENERAL PURPOSE AMPLIFIER Features

Ultralow Distortion, Ultralow Noise Op Amp AD797
Ultralow Distortion, Ultralow Noise Op Amp AD797

Integrating a Current Sense Resistor With a
Integrating a Current Sense Resistor With a

... error is a higher . This relationship between the signal level and the acceptable measurement accuracy provides general lower limits for the current sensing resistor selection. The upper limit value for the current sensing resistor should be limited based on an application’s acceptable power loss fo ...
Day 4
Day 4

... • For the remainder of our time, work on the following task: Create a program that will have the Boe-bot follow a bright light shone on the floor in front of it. • You can read through ACTIVITY #5: FLASHLIGHT BEAM FOLLOWING BOE-BOT in the Boe-bot text for more info on how to orient the photoresistor ...
What`s on the board?
What`s on the board?

... The Uno is a great choice for your first Arduino. It’s got everything you need to get started, and nothing you don’t. It has 14 digital input/output pins (of which 6 can be used as PWM outputs), 6 analogue inputs, a USB connection, a power jack, a reset button and more. It contains everything needed ...
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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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