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Exam II solutions
Exam II solutions

... Solution: The force acting on the metal bar is F = iLB = ELB / R . The bar will accelerate until the induced emf Eind = vLB is equal to the battery emf, when the current and thus the force becomes zero. Thus the maximum velocity is v = E / LB = 12 / ( 0.30 ! 0.25) = 160 m/s. 13. A long straight wire ...
WE 261A - Western Electric
WE 261A - Western Electric

... applied, the plate voltage is, of course, the direct value and the carrier power output is onefourth of the peak power output under 100% modulation. In this case, since the plate voltage varies with modulation, the direct value must be rated lower than for other types of operation. ...
IOSR Journal of Electrical and Electronics Engineering (IOSR-JEEE)
IOSR Journal of Electrical and Electronics Engineering (IOSR-JEEE)

... poor planning in terms of street light system. Suddenly the use of lamp was initiated at night serving the purpose of street light. With the recent development, street light was modified to the movement of automobile as well as to reduce traffic congestion at night (Windfield, 1980). The design at h ...
PWM DC/DC Converter Juan Chen LiU-ITN-TEK-A--08/038--SE
PWM DC/DC Converter Juan Chen LiU-ITN-TEK-A--08/038--SE

... advantage is its simplicity. One can purchase an entire linear regulator in a package and simply add two filter capacitors for storage and stability. The second major advantage is its quiet operation and load-handling capability. The linear regulator generates little or no electrical nose on its out ...
SN105125 数据资料 dataSheet 下载
SN105125 数据资料 dataSheet 下载

... The SN105125 is a low dropout voltage regulator with an output tolerance of ±2% over the operating range. The device is optimized for low noise applications and has a low quiescent current (enable <0.8 V). The device has a low dropout voltage at full load (150 mA). The power okay function monitors t ...
TS1005 - Silicon Labs
TS1005 - Silicon Labs

... often required. As shown in Figure 2, the simplest way to achieve this objective is to use an RC filter at the noninverting terminal of the TS1005. If additional attenuation is needed, a two-pole Sallen-Key filter can be used to provide the additional attenuation as shown in Figure 3. For best resul ...
PDF
PDF

MP6001 - Monolithic Power System
MP6001 - Monolithic Power System

AD8655 数据手册DataSheet 下载
AD8655 数据手册DataSheet 下载

... amplifier after it is packaged. The advantage of post-package trimming is that it corrects any offset voltages caused by the mechanical stresses of assembly. ...
FAN5602  —  Universal (Step-Up/Step-Down) Charge Pump Regulated DC/DC Converter F AN5
FAN5602 — Universal (Step-Up/Step-Down) Charge Pump Regulated DC/DC Converter F AN5

... error amplifier is used to realize the regulation of the output voltage and to reduce the current spike. The error amplifier takes feedback and reference as inputs and generates the error voltage signal. The error voltage signal is then used as the gate voltage of the power transistor and modulates ...
Electricity and Magnetism What is magnetism?
Electricity and Magnetism What is magnetism?

... of rocks blocking the flow. ...
ELCE-223 Circuits Lab
ELCE-223 Circuits Lab

application note u-129 uc3907 load share ic
application note u-129 uc3907 load share ic

... Current mode supplies can accommodate several configurations to achieve a form of load sharing. One approach is to select a master module to perform the voltage control and force the remaining modules (slaves) to act as current sources, as shown in Fig. 2. This technique is facilitated with current ...
DESIGN, FABRICATION AND ELECTROMECHANICAL CHARACTERISTICS OF A MEMS BASED MICROMIRROR Talari Rambabu
DESIGN, FABRICATION AND ELECTROMECHANICAL CHARACTERISTICS OF A MEMS BASED MICROMIRROR Talari Rambabu

... voltage is required to maintain the torque equilibrium for positions of larger rotation angle. In fact, this kind of balance is not stable and cannot be maintained. When the micro-mirror rotates beyond θ0 , it will rapidly snap-down until its edge touches the substrate. This is the well-known snap-d ...
MP4459 – 1.5A, 4MHz, 36V STEP
MP4459 – 1.5A, 4MHz, 36V STEP

AN9611: A DC-AC Isolated Battery Inverter Using the
AN9611: A DC-AC Isolated Battery Inverter Using the

... incapable of supplying this magnitude of current. For this reason, much larger bypass capacitors are recommended for the VCC supply than are used for the bootstrap capacitors. A good rule of thumb is ten times greater. In the example above, if the bootstrap circuit impedance is estimated to be about ...
Current, pd, resistor combinations, potential dividers File
Current, pd, resistor combinations, potential dividers File

Paper Title (use style: paper title) - IR@CSIR-CEERI
Paper Title (use style: paper title) - IR@CSIR-CEERI

NCV890204 2.0 A, 2 MHz Automotive Buck Switching Regulator with Programmable Spread
NCV890204 2.0 A, 2 MHz Automotive Buck Switching Regulator with Programmable Spread

... suitable for systems with low noise and small form factor requirements often encountered in automotive driver information systems. The NCV890204 is capable of converting the typical 4.5 V to 18 V automotive input voltage range to outputs as low as 3.3 V at a constant switching frequency above the se ...
15P0161B1 - DCREG for Applications to Electromagnets
15P0161B1 - DCREG for Applications to Electromagnets

... 15P0161B1 - DCREG for Applications to Electromagnets - SW Rev. D4.01 ...
Placing a Digital Meter in Circuits - Cleveland Institute of Electronics
Placing a Digital Meter in Circuits - Cleveland Institute of Electronics

... You can place the meter on either side of the resistor. Notice the polarity of the meter leads are opposite from where they would be measuring voltage. 3Ω ...
AAT1164/AAT1164B/AAT1164C
AAT1164/AAT1164B/AAT1164C

... drop, and noise injection into the IC. A low ESR ...
BSP75G
BSP75G

MAX9937 Automotive Current-Sense Amplifier with Reverse-Battery Protection General Description
MAX9937 Automotive Current-Sense Amplifier with Reverse-Battery Protection General Description

... amplifier features a 4V to 28V input common-mode voltage range that is independent of supply voltage (VCC = 2.7V to 5.5V). The MAX9937 monitors the current through a current-sense resistor by converting the sense voltage to a current output (OUT). Gain is set by the ratio of an output resistor (ROUT ...
Tiny boost converter with adjustable input current limit
Tiny boost converter with adjustable input current limit

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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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