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lect18_f03
lect18_f03

Series and Parallel Resistive Circuits
Series and Parallel Resistive Circuits

... Multimeters, Various Connecting Leads. ...
CAT3637 - 6-Channel Programmable High Efficiency LED Driver
CAT3637 - 6-Channel Programmable High Efficiency LED Driver

FAN102 Primary-Side-Control PWM Controller FA N
FAN102 Primary-Side-Control PWM Controller FA N

... output voltage and diode forward voltage drop is reflected to the auxiliary winding side as (VO+VF)× NA/NS. Since the diode forward voltage drop decreases as current decreases, the auxiliary winding voltage reflects the output voltage best at the end of diode conduction time where the diode current ...
HY-DIV168N-3
HY-DIV168N-3

... Offline enable signal is active, reset drive failure to prohibit any pulse, the output of the drive Power component is turned off, the motor holding torque. 2、Control signal connections PC control signal can be high, also can be low effective. When active high, the control signal The negative side t ...
physics notes - davidsphysics
physics notes - davidsphysics

n CMOS Low Power Consumption
n CMOS Low Power Consumption

... Output voltage will be set with external resistors (RFB1 and 2) and Vref value. The series make it easy to control output voltage externally and are suited to software applications that need to vary voltage, such as LCD power supply for PDA. Output will be stable no matter which load capacitors are ...
NCP3065, NCV3065 Up to 1.5 A Constant Current Switching Regulator for LEDs
NCP3065, NCV3065 Up to 1.5 A Constant Current Switching Regulator for LEDs

... The NCP3065 operates as a fixed oscillator frequency output voltage ripple gated regulator. In general, this mode of operation is somewhat analogous to a capacitor charge pump and does not require dominant pole loop compensation for converter stability. The typical operating waveforms are shown in F ...
Series and Parallel Circuits 2_ppt_RevW10
Series and Parallel Circuits 2_ppt_RevW10

... 1) Both will shine with the same brightness as bulb A did before. 2) Both will shine with equal brightness, but they will be dimmer than before. 3) Both will shine with equal brightness, but they will be brighter than before. 4) Whether A or B is brighter depends on the direction of the current. ...
OPA4243 Quad OPERATIONAL AMPLIFIER POWER, Single-Supply Micro
OPA4243 Quad OPERATIONAL AMPLIFIER POWER, Single-Supply Micro

... rails. Normally, these diodes are reversed biased and have negligible effect on circuit operation. However, if the input voltage is allowed to exceed the supply voltages by enough to forward bias these diodes (generally, 0.3V to 0.6V) excessive input current could flow. If this condition could occur ...
The Kussmaul Times
The Kussmaul Times

... is reduced to the "Absorption" voltage, 13.7 to 13.8 volts and charging continues. As the battery becomes charged it accepts less current. When near full charge, at a current from 1 to 3 amperes the charger output is reduced to 13.25 volts. This is the 3"' step known as the '110at" step. Three step ...
USB1T1105A Universal Serial Bus Peripheral Transceiver with Voltage Regulator U
USB1T1105A Universal Serial Bus Peripheral Transceiver with Voltage Regulator U

... 2.0 compliant transceiver. The device provides an USB interface for Full-Speed (12Mbit/s) USB applications. The USB1T1105A provides excellent flexibility, allowing differential and single ended inputs while an integrated voltage regulator sets the I/O level to 1.65V to 3.6V. Utilizing an integrated ...
Electricity Workbook
Electricity Workbook

... When a voltage is applied across a component, the amount of the current going through it depends on its physical properties. How the current changes as the voltage is increased, also depends on the particular component. Some components even respond differently, depending on which end is connected to ...
XC9106/XC9107Series
XC9106/XC9107Series

... Output voltage will be set with external resistors (RFB1 and 2) and Vref value. The series make it easy to control output voltage externally and are suited to software applications that need to vary voltage, such as LCD power supply for PDA. Output will be stable no matter which load capacitors are ...
NCP58300 - Very Low Dropout Fast Transient
NCP58300 - Very Low Dropout Fast Transient

U-132 Power Factor Correction Using UC3852
U-132 Power Factor Correction Using UC3852

... instantaneous input line voltage. Generally, the PFC converter is designed to operate above the audible range after accommodating all circuit and component tolerances. Many applications can use thirty kiloHertz (30 kHz) as a good first approximation. Higher frequency operation should also be evaluat ...
Data Sheet  Features
Data Sheet Features

... The AP3032 is a boost DC-DC converter which uses a constant frequency, current mode control scheme to provide excellent line and load regulation. Operation can be best understood by referring to the Figure 21. At the start of each oscillator cycle, switch Q1 turns on. The switch current will increas ...
CD23490495
CD23490495

... power into the system. On the other hand, when the value of Ish is minimized, the same voltage correction can be achieved with minimum apparent power injection into the system. B. Control for Harmonics Compensation The Modified Synchronous Frame method called the instantaneous current component (id- ...
MAX16841 Controller IC for Dimmable Offline LED Lamps EVALUATION KIT AVAILABLE General Description
MAX16841 Controller IC for Dimmable Offline LED Lamps EVALUATION KIT AVAILABLE General Description

... conditions. The peak-limit comparator has a threshold of 2.2V. For the active PFC, the device uses a proprietary current-control scheme where the averaged switch current on a cycle-by-cycle basis is set to a programmed DC value. This maximizes the efficiency of the converter by operating in continuo ...
Data Sheet  Features
Data Sheet Features

... Note 1: Stresses greater than those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional operation of the device at these or any other conditions beyond those indicated under “Recommended Operating Conditions” is not implied. ...
Investigating the Transistor
Investigating the Transistor

EEL4205 Fall 2013 Exam 2 Name: Problem 1. (50 points) A non
EEL4205 Fall 2013 Exam 2 Name: Problem 1. (50 points) A non

... A non-ideal three-phase Y- transformer is rated 7.2 kV: 110 V (line to line voltage), 10 MVA. An open-circuit test is conducted from the high-voltage side (or: the low voltage terminals are O.C.) and the corresponding instrument readings (rms values) are 7.2 kV (line to line), 16A (line) and 72 kW ...
AD584 数据手册DataSheet 下载
AD584 数据手册DataSheet 下载

... the upper limit of the output range will be about 20 V even for large values of R1. R2 should not be omitted; its value should be chosen to limit the output to a value which can be tolerated by the load circuits. If R2 is zero, adjusting R1 to its lower limit will result in a loss of control over th ...
DC CURRENT GENERATOR BALTO 3.000 to
DC CURRENT GENERATOR BALTO 3.000 to

Slide 1
Slide 1

... current through an element) of a linear circuit containing more than one independent source, is the algebraic sum the voltage across that element (or the current through that element) due to each independent source acting alone. ...
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Current source



A current source is an electronic circuit that delivers or absorbs an electric current which is independent of the voltage across it.A current source is the dual of a voltage source. The term constant-current 'sink' is sometimes used for sources fed from a negative voltage supply. Figure 1 shows the schematic symbol for an ideal current source, driving a resistor load. There are two types - an independent current source (or sink) delivers a constant current. A dependent current source delivers a current which is proportional to some other voltage or current in the circuit.
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