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Rectifier Design and Analysis
Rectifier Design and Analysis

... than vC. Some texts also identify this point as CI, the cut-in angle of the input voltage that initiates current flow if. 3 At to, vC is near, but not at its' minimum value. vC will reach its' minimum when if becomes equal to iO, or the instant iC = 0. iC is negative while supplying the output curre ...
Advantages of using PMOS-type low-dropout linear regulators in
Advantages of using PMOS-type low-dropout linear regulators in

... the PNP LDO would be about 101.7 mA. By comparison, if a TPS77333 were used in this application, the ground current would be about 90 µA, and the total input current would be about 100.09 mA. The discharge of the battery versus operating time for these examples is shown in Figure 8. As shown in Figu ...
HMC361S8G 数据资料DataSheet下载
HMC361S8G 数据资料DataSheet下载

... [2] Circuit Board Material: Rogers 4350 ...
Model KCS/KCP Ratings MPACt 1500 Controller
Model KCS/KCP Ratings MPACt 1500 Controller

™ High-Performance, JFET-Input AUDIO OPERATIONAL AMPLIFIERS OPA1641 OPA1642
™ High-Performance, JFET-Input AUDIO OPERATIONAL AMPLIFIERS OPA1641 OPA1642

... contributions). The OPA1641, OPA1642, and OPA1644 are shown with total circuit noise calculated. The op amp itself contributes both a voltage noise component and a current noise component. The voltage noise is commonly modeled as a time-varying component of the offset voltage. The current noise is m ...
TL1963A-Q1 1.5-A Low-Noise Fast-Transient
TL1963A-Q1 1.5-A Low-Noise Fast-Transient

... impedance of a battery rises with frequency, so it is advisable to include a bypass capacitor in batterypowered circuits. A bypass capacitor (ceramic) in the range of 1 µF to 10 µF is sufficient. The TL1963AQ1 regulators are designed to withstand reverse voltages on the IN pin with respect to ground ...
AD5520: 英文产品数据手册下载
AD5520: 英文产品数据手册下载

... Active Low Logic Input. Used in conjunction with CPCK and CS to configure the device for different configurations. Rising edge of STB triggers sequence inputs. See the Interface section. Logic Input. Used in conjunction with AC1 to select one of three external compensation capacitors. See the Force ...
Improved high-voltage resonant controller
Improved high-voltage resonant controller

UCC281-5 数据资料 dataSheet 下载
UCC281-5 数据资料 dataSheet 下载

... Referring to the Block Diagram, the dropout voltage of the UCC381 is equal to the minimum voltage drop (VIN to VOUT) across the N-Channel MOSFET. The dropout voltage is dependent on operating conditions such as load current, input and load voltages, as well as temperature. The UCC381 achieves a low ...
ARM Microcontroller Based SVC for Power Factor Correction
ARM Microcontroller Based SVC for Power Factor Correction

BD8964FVM
BD8964FVM

... Consideration on Permissible Dissipation and Heat Generation Since this IC functions with high efficiency without significant heat generation in most applications, no special consideration is needed on permissible dissipation or heat generation. In case of extreme conditions, however, including lowe ...
The uA741 Operational Amplifier
The uA741 Operational Amplifier

... Concluding Remarks • The uA741 operational amplifier is a versatile circuit that is not adversely affected by outside interference. – Changes in beta, resistor values, and temperature have little effect on the op-amp. – This shows how well the uA741 was designed. ...
AC Characteristics of MM74HC High-Speed CMOS
AC Characteristics of MM74HC High-Speed CMOS

... family are similar to LSTTL, the input, output and power supply characteristics are very similar to metal-gate CMOS. Because of this, the actual measurements for various timing parameters are not done the same way as TTL. The MM74HCT TTL input compatible circuits are an exception. Standard HC-CMOS A ...
KENDRIYA VIDYALYA LAITKOR PEAK, SHILLONG JABAL Physics
KENDRIYA VIDYALYA LAITKOR PEAK, SHILLONG JABAL Physics

... A transformer is an electrical device which is used for changing the A.C. voltages. A transformer is most widely used device in both low and high current circuit. As such transformers are built in an amazing strength of sizes. In electronic, measurement and control circuits, transformer size may be ...
MAX5889 12-Bit, 600Msps, High-Dynamic-Performance DAC with LVDS Inputs General Description
MAX5889 12-Bit, 600Msps, High-Dynamic-Performance DAC with LVDS Inputs General Description

... The MAX5889 advanced 12-bit, 600Msps, digital-toanalog converter (DAC) meets the demanding performance requirements of signal synthesis applications found in wireless base stations and other communications applications. Operating from 3.3V and 1.8V supplies, the MAX5889 DAC supports update rates of ...
Section G3: Differential Amplifiers
Section G3: Differential Amplifiers

ICM7555, ICM7556
ICM7555, ICM7556

... is a dual ICM7555, with the two timers operating independently of each other, sharing only V+ and GND. In the one shot mode, the pulse width of each circuit is precisely controlled by one external resistor and capacitor. For astable operation as an oscillator, the free running frequency and the duty ...
DRV603 数据资料 dataSheet 下载
DRV603 数据资料 dataSheet 下载

... CHARGE PUMP FLYING CAPACITOR AND PVSS CAPACITOR The charge pump flying capacitor serves to transfer charge during the generation of the negative supply voltage. The PVSS capacitor must be at least equal to the charge pump capacitor in order to allow maximum charge transfer. Low-ESR capacitors are an ...
74LCX16374 Low Voltage 16-Bit D-Type Flip-Flop with 5V Tolerant Inputs and Outputs 7
74LCX16374 Low Voltage 16-Bit D-Type Flip-Flop with 5V Tolerant Inputs and Outputs 7

... The LCX16374 contains sixteen non-inverting D-type flip-flops with 3-STATE outputs and is intended for bus oriented applications. The device is byte controlled. A buffered clock (CP) and Output Enable (OE) are common to each byte and can be shorted together for full 16-bit operation. The LCX16374 is ...
Lab 7  - Op-amps - PSU MNE
Lab 7 - Op-amps - PSU MNE

... Introduction and Background (Note: To save paper, you do not need to print this section for your lab report.) An operational amplifier (usually abbreviated op-amp) is an integrated circuit that amplifies the difference in voltage signal across its input terminals. In a so-called open-loop configurat ...
LM348-N 数据资料 dataSheet 下载
LM348-N 数据资料 dataSheet 下载

... independent, high gain, internally compensated, low power operational amplifiers which have been designed to provide functional characteristics identical to those of the familiar 741 operational amplifier. In addition the total supply current for all four amplifiers is comparable to the supply curre ...
IOSR Journal of Electrical and Electronics Engineering (IOSR-JEEE)
IOSR Journal of Electrical and Electronics Engineering (IOSR-JEEE)

VOS618A Optocoupler, Phototransistor Output, Low Input Current
VOS618A Optocoupler, Phototransistor Output, Low Input Current

... • Low profile package (half pitch) • High collector emitter voltage, VCEO = 80 V • Isolation test voltage, 3750 VRMS • Low coupling capacitance • High common mode transient immunity ...
analysis of voltage transients in a medium voltage system
analysis of voltage transients in a medium voltage system

4. Electrical characteristics
4. Electrical characteristics

... 4.9 Quick discharge coils (optional) Quick discharge coils allow a very fast discharge time (less than 10 s). Caution : In any case (without or with quick discharge coils), a time delay relay must be used to avoid connection of the capacitor bank within less than 5 minutes after its disconnection, e ...
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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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