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AD8361 数据手册DataSheet 下载
AD8361 数据手册DataSheet 下载

... Power-Down Pin. For the device to operate as a detector, it needs a logical low input (less than 100 mV). When a logic high (greater than VS − 0.5 V) is applied, the device is turned off and the supply current goes to nearly zero (ground and internal reference mode less than 1 µA, supply reference m ...
lecture1423726011
lecture1423726011

... GND. A well-designed CMOS inverter, therefore, has a low output impedance, which makes it less sensitive to noise and disturbances. Typical values of the output resistance are in kW range. ...
Measurements and Performance Factor Comparisons
Measurements and Performance Factor Comparisons

... materials can play a valuable role. In part, this owes to a lack of data regarding HF magnetic materials. Magnetic materials intended for power conversion are typically characterized for core loss under high flux drive, either by empirically determined graphs relating ac magnetic field amplitude, fr ...
Chapter 3
Chapter 3

... The typical voltage drop for most LEDs is from 1.5 to 2.5 V. ...
LTC4054L-4.2
LTC4054L-4.2

... from a USB power source. Normal Charge Cycle The charge cycle begins when the voltage at the VCC pin rises above the UVLO level and a 1% program resistor is connected from the PROG pin to ground. If the BAT pin is less than 2.9V, the charger enters trickle charge mode. In this mode, the LTC4054L sup ...
AD5749 Industrial Current Out Driver, Single-Supply, 55 V Maximum Supply, Programmable Ranges
AD5749 Industrial Current Out Driver, Single-Supply, 55 V Maximum Supply, Programmable Ranges

ADM8698 数据手册DataSheet 下载
ADM8698 数据手册DataSheet 下载

... The WDI input is a three level input and will recognize a lowto-high or high-to-low transition on its input. The watchdog timer is reset by each WDI transition and then begins its timeout period. If the WDI pin remains either high or low, reset pulses will be issued every 1.6 seconds typically. If t ...
Surge protection for electrical power installations
Surge protection for electrical power installations

... strategy. When providing protection, users are keen to apply surge protection devices, or SPDs, to process signal lines, transmitters, file severs and other important equipment as the source of surges is more obvious. However, a common source of surges is the AC power supply. It is important to note ...
CHAPTER 3: ANALOGUE SUB-SYSTEMS DESIGN
CHAPTER 3: ANALOGUE SUB-SYSTEMS DESIGN

... The basic concept of its operation is based on using various stages of current mirrors to keep “mirroring” the IREF from the beta-multiplier. Since IREF is mirrored through the PMOS and NMOS cascode current mirror structures and since they are diode connected, their gate voltages can be used to mirr ...
Product Specification
Product Specification

... (9) The register setting values are rewritten by the influence of static electricity, a noise, etc. to unsuitable value, incorrect operating may occur. It is suggested that the SPI interface will setup as frequently as possible. ...
The pictures below illustrate the values shown by the charger... In  the  first  row  the ...
The pictures below illustrate the values shown by the charger... In the first row the ...

doc
doc

... Further measurements have been made of the signal amplitude that can be achieved by shining a blue LED directly on to a harness of 200 fibres and illuminating a VPT with a single fibre from the bundle. To allow a measurement of the dependence of the output signal on the drive pulse parameters, the a ...
References
References

Data Sheet General Description Features (Continued)
Data Sheet General Description Features (Continued)

... The AP389X is a low-cost high-resolution single chip solution for APA capacitive touch screen. It is an 8-bit single cycle 8051 microcontroller with I2C Interface. The chip includes 8-bit successive approximation analog-to-digital converters with an I2C interface and multiplexer-switcher circuits fo ...
73S8010C Smart Card Interface DATA SHEET
73S8010C Smart Card Interface DATA SHEET

... card from an external power supply input  High-efficiency converter: > 80% @ VDD= 3.3 V, VCC = 5 V and ICC = 65 mA  Up to 100 mA supplied to the card  ISO-7816-3 Activation / Deactivation sequencer with emergency automated deactivation on card removal or fault detected by the protection circuitry ...
D43052327
D43052327

... decreased power consumption. Since there are essentially switches. no moving parts the electronic system can be made very reliable. As a result, MEMS is revolutionizing the (5) Ability to be integrated with other electronic devices with excellent linearity. electronics. The most significant advantag ...
S7-I/O Input/Output Device
S7-I/O Input/Output Device

... The S7-I/O base module is enclosed in a compact, modular case. This case encloses the central processing unit, power supply, and discrete inputs and outputs. The device may be either panel mounted or mounted on a DIN rail. The device is designed for natural convection cooling. Two models of the S7-I ...
SEMITOP 3 Power Board
SEMITOP 3 Power Board

... Application Note was written for TRIAC, the isolation constraints still apply for fast switching semiconductor devices such as IGBTs.) ...
MT-DB-X3                        User Guide  November 5, 2014
MT-DB-X3                        User Guide November 5, 2014

... The MT­DB­X3 is a development board for the 64­pin Atmel AVR XMEGA A3U, A3BU, C3, and D3 microcontrollers. It can be powered from USB, the PWR IN header, or from a 3V coin cell (CR2032 holder optional). The inputs have PTC  resettable fuses (500mA trip) and schottky diodes. Voltage is regulated by t ...
Mosfetpart2
Mosfetpart2

Nakamichi Car Audio 2011 Amendment1
Nakamichi Car Audio 2011 Amendment1

... Signal to Noise Ratio: > 96dB Input Sensitivity: 0.15V to 6V Fuse: 30A X 2 Dimensions: 450mm x 212mm x 50mm ...
HMMC-3104 DC-16 GHz Packaged Divide-by-4 Prescaler
HMMC-3104 DC-16 GHz Packaged Divide-by-4 Prescaler

... 1.  For sine-wave input signal. Prescaler will operate down to D.C. for square-wave input signal. Minimum divide frequency limited by input slew-rate. 2.  Prescaler may exhibit this output signal under bias in the absence of an RF input signal. This condition may be eliminated by use of the Input dc ...
Electronically Tunable Floating Capacitance Multiplier Using FB
Electronically Tunable Floating Capacitance Multiplier Using FB

1 MHz to 8 GHz, 70 dB Logarithmic Detector/Controller AD8318
1 MHz to 8 GHz, 70 dB Logarithmic Detector/Controller AD8318

Improved Algorithms of Direct Torque Control Method
Improved Algorithms of Direct Torque Control Method

... flux controllers by an introduction of additional modulation algorithms at sampling time tp [8, 9, 10]. For this purpose additional triangular signals modulating the torque and flux errors are used to decrease pulsations simultaneously increasing the inverter switching frequency. The most advanced a ...
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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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