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Profile Documents Logout
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Topic 2
Topic 2

... or cell keeps the electricity flowing from a negatively charged terminal to a positively charged one. This action of “pumping” electrons is called voltage or electrical potential difference. Compare this action with the action of a waterfall. ...
View File - UET Taxila
View File - UET Taxila

... • Many of us at one time, after walking on a carpet in winter, have touched a piece of metal and seen a blue arc of light. • That arc is current going through the air. So is a bolt of lightning during a thunderstorm. • However, these events are unusual. Air is usually a good insulator and does not a ...
DM74S51 Dual 2-Wide 2-Input AND-OR
DM74S51 Dual 2-Wide 2-Input AND-OR

... H = HIGH Logic Level L = LOW Logic Level X = Either LOW or HIGH Logic Level ...
MJE3055
MJE3055

a AN-423 APPLICATION NOTE •
a AN-423 APPLICATION NOTE •

... replace the fixed RSET resistor; and a broadband RF transformer to combine the DDS DAC outputs to produce a symmetrical AM modulation envelope. Modulation with reasonable linearity is possible at rates exceeding 50 kHz. The AD9850 DDS output current (20 mA maximum) is normally set with a fixed resis ...
Click Here (.doc)
Click Here (.doc)

... For this step we had to build the circuit of figure 10 and then use the triple output power supply for Vin and the other power supply for Vdc = 1.5V. Then we connected the com of the triple output power supply to the negative terminal of the other power supply. Then We measured Vout while varying Vi ...
Lecture 2 Review • Methods of Analysis —Nodal analysis —Mesh analysis
Lecture 2 Review • Methods of Analysis —Nodal analysis —Mesh analysis

Document
Document

... • It plays a role similar to pressure in a pipe; to get water to flow there must be a pressure difference between the ends, this pressure difference is produced by a pump • A battery is like a pump for charge, it provides the energy for pushing the charges around a circuit ...
POWER ELECTRONICS NOTES 10ES45
POWER ELECTRONICS NOTES 10ES45

SDD450 - ssousa.com
SDD450 - ssousa.com

... High current transfer ratio (CTR:MIN 600%) ...
PEPETOOLS INTELLIGENT POWER SUPPLY
PEPETOOLS INTELLIGENT POWER SUPPLY

KVL Example Resistor Voltage Divider • Consider a series of
KVL Example Resistor Voltage Divider • Consider a series of

... • Series and parallel resistor equivalents can solve some circuits • Method, make equivalent resistance to simplify • Go between series and parallel as needed • Produce one final equivalent resistance • Use voltage and current divider equations • Get I & V for each element ...
6-pin dip zero-cross optoisolators triac driver output
6-pin dip zero-cross optoisolators triac driver output

DN351 - Versatile Micropower Voltage
DN351 - Versatile Micropower Voltage

... reference voltage above 0.4V with the added feedback components. This configuration provides programmable reference voltages anywhere up to 0.35V below the supply potential used, the dropout voltage. Resistor RG is chosen in the range from 10k to 100k to set the quiescent loading of the reference, th ...
New Comparators Feature Micropower Operation Under All
New Comparators Feature Micropower Operation Under All

... Figure 4’s voltage-to-frequency converter takes full advantage of the LTC1441’s low power consumption under dynamic conditions. A 0V to 5V input produces a 0Hz to 10kHz output, with 0.02% linearity, 60ppm/°C drift and 40ppm/V supply rejection. Maximum current consumption is only 26µA, 100 times lowe ...
Impedance and Ohm`s Law
Impedance and Ohm`s Law

Lecture 6 Presentation
Lecture 6 Presentation

test results
test results

... The input section includes a micro power, high performance ultra low drift operational amplifier which is used here as an integrator [3]. This Op Amp has been chosen for its very low typical input offset voltage of 3µV and offset voltage drift of 10nV/0C. The input current is integrated on a stable ...
Lab Guide
Lab Guide

... Usually we place a capacitor on the output of the bridge rectifier. We then use this signal to power another circuit or electric device. The other circuit we power is known as the load and can usually be approximated by placing a resistor on the output of the bridge rectifier. When we make these two c ...
Typical Digital Oscillator Worksheet
Typical Digital Oscillator Worksheet

... pin from ground so the capacitor can charge again through RA and RB to 2/3 the supply voltage. This charge-discharge cycle repeats as long as you power the 555 IC. Remember, a typical 555-timer IC can operate with a supply voltage between 5 and 15 volts. The circuit will provide an output at pin 3 ( ...
Semiconductor Basics
Semiconductor Basics

Kirchhoff`s Laws and Circuit Analysis (EC 2) • Circuit analysis
Kirchhoff`s Laws and Circuit Analysis (EC 2) • Circuit analysis

... • Power sources, constant voltage and current • Solved using Kirchhoff's Laws (Current and Voltage) ...
How you should be thinking about electric circuits
How you should be thinking about electric circuits

Chapter 3
Chapter 3

unit3-1
unit3-1

... energy each coulomb of charge gains as it passes through the supply. In the circuit above each Coulomb gains 12 J of energy. i.e. 12 V = 12 Joules per Coulomb (J/C) 2. Voltage (or potential difference) across a component: This tells us how much energy each coulomb “loses” in the circuit’s components ...
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Current mirror

A current mirror is a circuit designed to copy a current through one active device by controlling the current in another active device of a circuit, keeping the output current constant regardless of loading. The current being 'copied' can be, and sometimes is, a varying signal current. Conceptually, an ideal current mirror is simply an ideal inverting current amplifier that reverses the current direction as well or it is a current-controlled current source (CCCS). The current mirror is used to provide bias currents and active loads to circuits. It can also be used to model a more realistic current source (since ideal current sources don't exist).The circuit topology covered here is one that appears in many monolithic ICs. It is a Widlar mirror without an emitter degeneration resistor in the follower (output) transistor. This topology can only be done in an IC as the matching has to be extremely close and cannot be achieved with discretes.Another topology is the Wilson mirror. The Wilson mirror solves the Early effect voltage problem in his design.
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