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Switching Circuits Word Document
Switching Circuits Word Document

... In our previous topics we have mentioned the need for an output switching device, or transducer driver to interface a low power electronic circuit to output devices that often require a larger current than the electronic circuit can provide. This is the most common use for a switching circuit. Howev ...
OP1177/OP2177/OP4177
OP1177/OP2177/OP4177

... low offset voltage and very low input bias currents. Unlike JFET amplifiers, the low bias and offset currents are relatively insensitive to ambient temperatures, even up to 125∞C. ...
AP6502 Description Pin Assignments
AP6502 Description Pin Assignments

... amplifier (EA) output voltage is higher than the current sense amplifier output, and the current comparator’s output is low. The rising edge of the 340kHz oscillator clock signal sets the RS Flip-Flop. Its output turns on HS MOSFET. The current sense amplifier is reset for every switching cycle. Whe ...
Transistor–transistor logic (TTL) is a class of digital circuits built from
Transistor–transistor logic (TTL) is a class of digital circuits built from

... One type of gate, shown to the left, is unique to CMOS technology. This is the bilateral switch, or transmission gate. It makes full use of the fact that the individual FETs in a CMOS IC are constructed to be symmetrical. That is, the drain and source connections to any individual transistor can be ...
Energy Harvester Produces Power from Local Environment
Energy Harvester Produces Power from Local Environment

View/Open - Library@Atmiya
View/Open - Library@Atmiya

... When specifying that resistance in an electronic design, the required precision of the resistance may require attention to the manufacturing tolerance of the chosen resistor, according to its specific application. The temperature coefficient of the resistance may also be of concern in some precisio ...
A Temperature Compensation Technique for CMOS Current Controlled Current Conveyor (CCCII)
A Temperature Compensation Technique for CMOS Current Controlled Current Conveyor (CCCII)

... using bias circuit, the principle is to generate a current that directly relates to the thermal voltage [5]. However, this technique cannot be used in CMOS technology. In this paper, a temperature compensation technique for CMOS CCCII is proposed. This technique uses current biasing circuit with cur ...
Evaluates:  MAX5069A MAX5069A Evaluation Kit General Description Features
Evaluates: MAX5069A MAX5069A Evaluation Kit General Description Features

... and output capacitors. A SYNC input is featured to ease synchronization to an external clock. The EV kit provides cycle-by-cycle current-limit protection. Additional steadystate fault protection is provided by the integrating fault protection that reduces average dissipated power during continuous o ...
BJT Amplifiers-Small Signal Operation
BJT Amplifiers-Small Signal Operation

... for the ac signals.  The basis for the amplifier application is the fact that when the BJT is operated in the active-mode, it acts as the voltagecontrolled-current source: Changes in the base-emitter voltage VBE give rise to changes in the collector current Ic.  Thus, in the active-mode, the BJT c ...
1.  Checking the Contents of the Package
1. Checking the Contents of the Package

... Do not perform measurement if the case is damaged. Do not operate the device with wet hands, in a rainy or humid environment, or if water droplets are present. Condensation may appear if sudden changes in temperature occur. If this happens, let the device acclimatize to the new temperatures for at l ...
RC Circuits PPT
RC Circuits PPT

... Initially, the capacitor is UNCHARGED (q = 0) and the current through the resistor is zero. A switch (in red) then closes the circuit by moving upwards. The question is: What happens to the current and voltage across the resistor and capacitor as the capacitor begins to charge as a function of time? ...
Chapter 28
Chapter 28

... Internal resistance r: The resistance to the flow of charge within the battery. Terminal voltage V: The potential difference across the battery. Load resistance R: The external resistance. Terminal voltage V =  - Ir. ...
FPF1013 / FPF1014 IntelliMAX™ 1 V-Rated
FPF1013 / FPF1014 IntelliMAX™ 1 V-Rated

... Thermal performance is improved using techniques recommended in the layout recommendations section of datasheet. ...
RT7320 - Richtek
RT7320 - Richtek

... MOSFET to control the sinking current on the OUT pin at the programmed current level. In addition, the operating OUT voltage (VOUT) must be higher than the minimum OUT voltage (VOUT_MIN). Otherwise, the output current might not be regulated at the programmed level (IOUT_SET). The VOUT_MIN is approxi ...
MAX8727 TFT-LCD Step-Up DC-DC Converter General Description Features
MAX8727 TFT-LCD Step-Up DC-DC Converter General Description Features

... The MAX8727 is a highly efficient power supply that employs a current-mode, fixed-frequency, pulse-width modulation (PWM) architecture for fast transient response and low-noise operation. The device regulates the output voltage through a combination of an error amplifier, two comparators, and severa ...
inteli-power 9000 / 9100 trouble shooting guide
inteli-power 9000 / 9100 trouble shooting guide

... The output characteristics of these converters is based on a point and slope feedback system. The trickle voltage point is set by an internal reference and the slope is set such that the output voltage remains very flat to 90% of full capacity giving optimum performance. The output voltage is monito ...
Data Sheet
Data Sheet

... RC network. Typical duration times are between 0.5 and 15 seconds. Successive input detections will restart the timer. OUTPUTS The LED / RELAY Output is an open drain output that will sink current when an input signal is detected and processed. The LS6511N will also sink current when the Power Suppl ...
Basic Electrical Theory - Biological Systems Engineering home
Basic Electrical Theory - Biological Systems Engineering home

FPF1013 / FPF1014 IntelliMAX™ 1 V-Rated Advanced Load Management Products
FPF1013 / FPF1014 IntelliMAX™ 1 V-Rated Advanced Load Management Products

... Thermal performance is improved using techniques recommended in the layout recommendations section of datasheet. ...
High-voltage circuits for power management on 65 nm CMOS
High-voltage circuits for power management on 65 nm CMOS

... 2nd nMOS transistor Vg2 is depicted in Fig. 5a. As can be seen, the circuit is supplied by VD2 and contains 3 pMOS transistors (mp21, mp22 and mp23) in series. The transistor mp23 is gate-drain connected and the gate nodes of the other transistors are determined by the voltages of the driver nodes V ...
grounding system and lightening / ground fault protection
grounding system and lightening / ground fault protection

The Christmas
The Christmas

... Integrated bipolar transistors have practical maximum current/power limit of 2 A and 10 W Beyond this range, discrete components are more practical than integrated components ...
Circuit Delay Performance Estimation
Circuit Delay Performance Estimation

... • Multiple transistors in series and all conducting have a higher resistance. • Capacitance to be considered is intrinsic i.e. it is internal to the transistor. • We assume that the gate capacitance Cg is equivalent to the diffusion capacitance Cdiff of the source or drain. • Contacts increase both ...
DS1135L 3V 3-in-1 High-Speed Silicon Delay Line FEATURES
DS1135L 3V 3-in-1 High-Speed Silicon Delay Line FEATURES

... Supply Voltage (VCC ): 3.3V ± 0.1V Input Pulse: High: 3.0V ± 0.1V Low: 0.0V ± 0.1V Source Impedance: 50Ω Max. Rise and Fall Time: 3.0ns Max. — Measured between 0.6V and 2.4V. Pulse Width: 500ns Pulse Period: 1µs Output Load Capacitance: 15pF Output: Each output is loaded with the equivalent of one 7 ...
Lab 3
Lab 3

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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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