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MAX17690 Datasheet - Maxim Part Number Search
MAX17690 Datasheet - Maxim Part Number Search

... switching controller specifically designed for the isolated flyback topology operating in Discontinuous Conduction Mode (DCM). The device senses the isolated output voltage directly from the primary-side flyback waveform during the off-time of the primary switch. No auxiliary winding or optocoupler ...
Resist. - SharpSchool
Resist. - SharpSchool

Implementation Of Low Power 3-Bit Flash ADC Using
Implementation Of Low Power 3-Bit Flash ADC Using

MAX1966/MAX1967 Low-Cost Voltage-Mode PWM Step-Down Controllers General Description
MAX1966/MAX1967 Low-Cost Voltage-Mode PWM Step-Down Controllers General Description

... The MAX1966/MAX1967 are voltage-mode pulse-widthmodulated (PWM), step-down DC-DC controllers that are ideal for a variety of cost-sensitive applications. They drive low-cost N-MOSFETs for both the high-side switch and synchronous rectifier and require no external Schottky power diode or current-sens ...
LM5022 60-V Low-Side Controller for Boost and
LM5022 60-V Low-Side Controller for Boost and

AAT4608 数据资料DataSheet下载
AAT4608 数据资料DataSheet下载

Optical Encoders SERIES 61C
Optical Encoders SERIES 61C

... Mounting Hardware: One brass, cadmiumplated nut and lockwasher supplied with each switch. Nut is 0.094 inches thick by 0.562 inches across flats. Rotor: Reinforced thermoplastic Aperture/Dome Retainer: Lexan 141, Polycarbonate ...
Natural Response Series RLC Circuit
Natural Response Series RLC Circuit

...  o is called the undamped natural frequency  The frequency at which the energy stored in the capacitor flows to the inductor and then flows back to the capacitor. If R = 0W, this will occur forever.  d is called the damped natural frequency  Since the resistance of R is not usually equal to ze ...
FL7930C Single-Stage Flyback and Boundary-Mode PFC Controller for Lighting
FL7930C Single-Stage Flyback and Boundary-Mode PFC Controller for Lighting

... error amplifier output to generate a MOSFET turn-off signal. Because the voltage-mode CRM PFC controller does not need rectified AC line voltage information, it saves the power loss of an input voltage-sensing network necessary for a current-mode CRM PFC controller. FL7930C provides over-voltage pro ...
Temperature sensors and voltage references implemented in CMOS
Temperature sensors and voltage references implemented in CMOS

... circuit are used as in bandgap references. The main difference between both types of circuits is that, in bandgap references, is added to the base-emitter voltage the PTAT voltage , in order to compensate for its temperature coefficient, is while in temperature sensors, the base-emitter voltage in o ...
Vector Controlled Doubly Fed Induction Generator for Wind
Vector Controlled Doubly Fed Induction Generator for Wind

... and keep the dc bus voltage relatively smooth. This grid PWM Converter is operated so as to keep the dc voltage on the capacitor at a constant value. In effect, this means that the Grid side converter is supplying the real power demands of the rotor side converter. It is possible to operate this con ...
11 - Edmodo
11 - Edmodo

... 1. Current Electricity, Circuits, and Cells In the following unit you will investigate different components of current electricity. Current electricity is the electricity produced by the continuous flow of electrons (remember only electrons move, protons do not). In order for this flow to happen we ...
CoolRunner-II I/O Characteristics Summary
CoolRunner-II I/O Characteristics Summary

... X382_01_102802 ...
Datasheet - STMicroelectronics
Datasheet - STMicroelectronics

Design and Analysis of Dynamic Current Mode Full Adder with
Design and Analysis of Dynamic Current Mode Full Adder with

BDTIC www.BDTIC.com/infineon Industrial and Multimarket LED Controller IC
BDTIC www.BDTIC.com/infineon Industrial and Multimarket LED Controller IC

... Infineon Technologies components may be used in life-support devices or systems only with the express written approval of Infineon Technologies, if a failure of such components can reasonably be expected to cause the failure of that life-support device or system or to affect the safety or effectiven ...
NCV7691 - Current Controller for Automotive LED Lamps
NCV7691 - Current Controller for Automotive LED Lamps

... The NCV7691 device typically operates with a zero TC output current source. The NTC (Negative Temperature Coefficient) pin provides an alternative for an output current which degrades with temperature as defined by the designer’s external components. Zero TC operation is provided when the NTC pin is ...
How to Change the LD Module in an LMV1000 with...
How to Change the LD Module in an LMV1000 with...

LT1533 - Ultralow Noise1A Switching Regulator
LT1533 - Ultralow Noise1A Switching Regulator

lx1745 dual output boost led driver/lcd bias
lx1745 dual output boost led driver/lcd bias

... voltages. Start-up is guaranteed at 1.6V input, with sustained operation to as little as 1.1V. LED drive currents are easily programmed using one external current sense resistor in series with the LED’s. In this configuration, LED current provides a feedback signal to the FB pin, maintaining constan ...
AAT4616A 数据资料DataSheet下载
AAT4616A 数据资料DataSheet下载

... where ILIM is in mA and RSET in kΩ. Table 1 summarizes resistor values for current limit settings. Use 1% tolerance metal film resistors for programming the desired current limit setting. Figure 1 shows the output current vs. output voltage with RSET equal to 34.8kΩ. RSET (k) ...
RAIL TO RAIL OP AMP AMPLIFIER WITH UNIPOLAR SUPPLY
RAIL TO RAIL OP AMP AMPLIFIER WITH UNIPOLAR SUPPLY

View PDF - Ridgewood High School
View PDF - Ridgewood High School

... still must be cooled to -70°C, the new superconductors work at temperatures 200 degrees warmer than mercury. Engineers are working with these “high temperature” superconductors to see if they can be used to make more efficient motors, generators, power cables, and magnetically levitated trains. ...
BUF602 数据资料 dataSheet 下载
BUF602 数据资料 dataSheet 下载

... (1000MHz) and high slew rate (8000V/µs) make it ideal for buffering very high-frequency signals. For AC-coupled applications, an optional mid-point reference (VREF) is provided, reducing the number of external components required and the necessary supply current to provide that reference. ...
Pulse Width Mod A/D Conversion Techniques w
Pulse Width Mod A/D Conversion Techniques w

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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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