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GROWTH AND SWITCHING EFFECT WITH MEMORY IN BINARY
GROWTH AND SWITCHING EFFECT WITH MEMORY IN BINARY

... The sample was illuminated at normal incidence. Luxmeter (Fisler Scientific mark) was used for measuring light intensity. The current and the potential drop across the sample as a function of intensity of illumination were registered directly. The effect of sample thickness on the CVC was also studi ...
TPS62240 数据资料 dataSheet 下载
TPS62240 数据资料 dataSheet 下载

... The TPS62240 step down converter operates with typically 2.25MHz fixed frequency pulse width modulation (PWM) at moderate to heavy load currents. At light load currents, the converter can automatically enter Power Save Mode and operates then in PFM mode. During PWM operation, the converter uses a un ...
Extra Material Part 3 - University of Waterloo
Extra Material Part 3 - University of Waterloo

NCP1070, NCP1071, NCP1072, NCP1075, NCP1076, NCP1077 High-Voltage Switcher for
NCP1070, NCP1071, NCP1072, NCP1075, NCP1076, NCP1077 High-Voltage Switcher for

... Self−Supply (eliminating the need for an auxiliary winding). Unlike other monolithic solutions, the NCP107x is quiet by nature: during nominal load operation, the part switches at one of the available frequencies (65, 100 or 130 kHz). When the output power demand diminishes, the IC automatically ent ...
VISHAY IL256 datasheet
VISHAY IL256 datasheet

... 8 NC ...
Fuses – Introductory Information
Fuses – Introductory Information

... in the fuse enclosure, either as a straight wire or wound on a supporting material or as a wave shaped wire. The rated current is significantly determined by the diameter of the fuse-element. For enclosed fuse styles (glass, ceramic or plastic enclosures), the rated breaking capacity is controlled b ...
The development of uniform atmospheric pressure glow discharges
The development of uniform atmospheric pressure glow discharges

An electronically tunable linear or nonlinear MOS resistor
An electronically tunable linear or nonlinear MOS resistor

... MOS device and automatically generates an appropriate bias for the gate terminal to implement the characteristic via negative feedback. We show that the I–V characteristic of the resistor can be designed to be linear, compressive or expansive by using appropriate translinear current mode circuits fo ...
115C and 117C
115C and 117C

... The bar graph is disabled when measuring capacitance. In frequency, the bar graph and range annunciator indicates the underlying voltage or current up to 1 kHz. The number of segments indicates the measured value and is relative to the full-scale value of the selected range. In the 60 V range, for e ...
Conductivity Experiment
Conductivity Experiment

... calibration. The probe shown in figure 1 can be used to determine if a solution is conducting sufficiently well to cause the light to glow. The brightness of the light will determine the degree of conductivity. The light can be replaced with a current meter or a voltmeter and a calibrated resistance ...
4300 Series LaserSource User's Manual
4300 Series LaserSource User's Manual

Shunt capacitor banks increase capacity of distribution networks
Shunt capacitor banks increase capacity of distribution networks

Methods to Minimize Zero-Missing Phenomenon - VBN
Methods to Minimize Zero-Missing Phenomenon - VBN

ADM3251E 数据手册DataSheet 下载
ADM3251E 数据手册DataSheet 下载

... 11/09—Rev. A to Rev. B Changes to Figure 1 ...........................................................................1 Changed to Primary Side Supply Input Current, ICC(DISABLE) Maximum Limit to 2.5 mA ..............................................................4 Changes to Table 4............... ...
a 4-Channel, 64-Position Digital Potentiometer AD5203
a 4-Channel, 64-Position Digital Potentiometer AD5203

... The AD5203 provides a quad channel, 64-position digitallycontrolled variable resistor (VR) device. These parts perform the same electronic adjustment function as a potentiometer or variable resistor. The AD5203 contains four independent variable resistors in a 24-lead SOIC and the compact TSSOP-24 p ...
BD82022FVJ
BD82022FVJ

Aalborg Universitet Methods to Minimize Zero-Missing Phenomenon W.; Knardrupgård, M. R.
Aalborg Universitet Methods to Minimize Zero-Missing Phenomenon W.; Knardrupgård, M. R.

... The current in the inductor can also have a DC component, whose value depends on the voltage at moment of connection. If the inductor is connected at peak voltage the current at t(0+) is zero, if it is connected for zero voltage the current has a peak value at t(0+). As the current in the inductor m ...
CP2102/9 - Silicon Labs
CP2102/9 - Silicon Labs

... The CP2102/9 is a highly-integrated USB-to-UART Bridge Controller providing a simple solution for updating RS232 designs to USB using a minimum of components and PCB space. The CP2102/9 includes a USB 2.0 fullspeed function controller, USB transceiver, oscillator, EEPROM or EPROM, and asynchronous s ...
ISL28233IUZ
ISL28233IUZ

... The RRIO CMOS amplifier uses parallel input PMOS and NMOS that enable the inputs to swing 100mV beyond either supply rail. The inverting and non-inverting inputs do not have back-to-back input clamp diodes and are capable of maintaining high input impedance at high differential input voltages. This ...
MAX1812 Dual USB Switch with Fault Blanking General Description Features
MAX1812 Dual USB Switch with Fault Blanking General Description Features

... for each switch channel, allowing one switch to deliver power even if the other switch has a fault condition. When the junction temperature exceeds +160°C, the switch turns off and the FAULT_ output goes low immediately; fault blanking does not occur during thermal limit. When the junction cools by ...
Steady-State Analysis of Single Phase A.C. Circuit
Steady-State Analysis of Single Phase A.C. Circuit

DS4412 Dual-Channel, I C Adjustable Sink/Source Current DAC
DS4412 Dual-Channel, I C Adjustable Sink/Source Current DAC

A3901 Dual Full Bridge Low Voltage Motor Driver
A3901 Dual Full Bridge Low Voltage Motor Driver

... The A3901 is designed for portable applications with a power-off (Sleep mode) current of 50 nA typical, and an operating voltage of 2.5 to 5.5 V. The A3901 logic inputs are 3 to 5 V logic compatible. Output current can be regulated by pulse width modulating (PWM) the inputs. The full-bridge outputs ...
Low-Power, Precision SINGLE-SUPPLY OPERATIONAL AMPLIFIERS FEATURES ±
Low-Power, Precision SINGLE-SUPPLY OPERATIONAL AMPLIFIERS FEATURES ±

... series provides lower quiescent current than older “1013”-type products and comes in current industrystandard packages and pinouts. The combination of low offset voltage, high common-mode rejection, high power-supply rejection, and a wide supply range provides excellent accuracy and versatility. Sin ...
MAX2745 Single-Chip Global Positioning System Receiver Front-End General Description
MAX2745 Single-Chip Global Positioning System Receiver Front-End General Description

... a 1µF capacitance to VOUT (boosted voltage output, pin 24). To reduce the output voltage ripple, use an external LC lowpass filter, which can be built with two inductors and one capacitor. ...
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Electrical ballast



An electrical ballast is a device intended to limit the amount of current in an electric circuit. A familiar and widely used example is the inductive ballast used in fluorescent lamps, to limit the current through the tube, which would otherwise rise to destructive levels due to the tube's negative resistance characteristic.Ballasts vary in design complexity. They can be as simple as a series resistor or inductor, capacitors, or a combination thereof or as complex as electronic ballasts used with fluorescent lamps and high-intensity discharge lamps.
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