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AD7485 数据手册DataSheet下载
AD7485 数据手册DataSheet下载

... *Stresses above those listed under Absolute Maximum Ratings may cause permanent damage to the device. This is a stress rating only; functional operation of the device at these or any other conditions above those listed in the operational sections of this specification is not implied. Exposure to abs ...
- Landis+Gyr
- Landis+Gyr

... into the meter MAXcom, will request both transformer and site information using the following screens. In the following example, only one “compensation” and one set of “constants” have been selected. The pull down menu next to “transformer” will allow the user to select either transformer or line fo ...
Senvion MM92 [50Hz/2050kW] Product Description
Senvion MM92 [50Hz/2050kW] Product Description

... Blade Pitch System .................................................................................... ...
Optical Sensors
Optical Sensors

... Association (IrDA) standards are normally used for these signals. For optical communication, a modulated IR light beam transmitted by an emitter LED is received by a silicon photodiode/ transistor. Since IR does not penetrate walls, it does not interfere with other signals in indoor environments. Th ...
Application Examples
Application Examples

... V IL 0.8 V R L < ------- = ------------------- = 500 Ω 1.6 mA I IL A voltage VL at RL resistor of VIH ≥ 2 V is necessary in order to attain a safe high state at the output. This needs to be generated by the collector current IC of the phototransistor. In the case of the TTL output at the input of th ...
Subthreshold Voltage Noise Due to Channel Fluctuations in
Subthreshold Voltage Noise Due to Channel Fluctuations in

Technical Update - Ceramic versus Tantalum 2008-Nov
Technical Update - Ceramic versus Tantalum 2008-Nov

... truding metal leadframes act to protect the active tantalum capacitor elements during mounting to the PWB, and from environmental exposure during operation. However, the plastic encapsulation limits the maximum temperature of soldering due to thermal degradation and mismatch of coefficient of therma ...
Stability Analysis of Single Machine Infinite Bus Power System
Stability Analysis of Single Machine Infinite Bus Power System

PAM8408
PAM8408

... Thermal protection on the PAM8408 prevents damage to the device when the internal die temperature exceeds 150°C. There is a 15 degree tolerance on this trip point from device to device. Once the die temperature exceeds the thermal set point, the device outputs are disabled. This is not a latched fau ...
ZXLD1356 - Diodes Incorporated
ZXLD1356 - Diodes Incorporated

... Operation can be best understood by assuming that the ADJ pin of the device is unconnected and the voltage on this pin (VADJ) appears directly at the (+) input of the comparator. When input voltage VIN is first applied, the initial current in L1 and RS is zero and there is no output from the current ...
White Paper Template
White Paper Template

... The design of medical electronic equipment and the integration of power supplies into medical equipment have long posed unique challenges to engineers and system designers. Medical equipments used to diagnose, treat, or monitor is designed to come into direct contact with the patient hence the medic ...
Answers to SPARKS Magazine – Autumn Issue 2015
Answers to SPARKS Magazine – Autumn Issue 2015

... 17: Fire – Proof or FP cable is fire resistant and may be used where mechanical protection is required without secondary containment. Task: Label the parts shown in the illustration ...
ISL9R460PF2 4 A, 600 V, STEALTH Diode —
ISL9R460PF2 4 A, 600 V, STEALTH Diode —

... exceptionally soft recovery under typical operating conditions. This device is intended for use as a free wheeling or boost diode in power supplies and other power switching applications. The low Irr and short ta phase reduce loss in switching transistors. The soft recovery minimizes ringing, expand ...
computemp 255 binary thermometer kit
computemp 255 binary thermometer kit

Benefits derived from the FF specification FF-831
Benefits derived from the FF specification FF-831

... A short circuit on one segment must not have a significant impact on any other segment, whether isolated supplies or non-isolated conditioners are used on the same bulk power supply. The impact is insignificant if the voltage drops not more than 20% within 100us (microseconds), and is within +/-5% a ...
Understanding Fault Characteristics of Inverter
Understanding Fault Characteristics of Inverter

A Generalized 3D Pulse Width Modulator for Multi
A Generalized 3D Pulse Width Modulator for Multi

... the medium and large capacity applications, a multi-level three-phase four-wire VSI is a better solution than a two-level one. Since the increase of the inverter levels results in a fast increase of the number of the power switches to be controlled, the implementation of the pulse width modulation ( ...
30W Industrial - Gaia Converter
30W Industrial - Gaia Converter

... of highly configurable DC/DC low profile module designed for use in distributed power architecture where variable input voltage and transient are prevalent and are particularly suitable for mobile application in transportation, or high-end industrial areas. This module uses a high frequency fixed sw ...
Mathematical Calculation and MATLAB Programming of
Mathematical Calculation and MATLAB Programming of

... 3.2 Persistent Fault: A persistent fault does not disappear when power is disconnected.Faults in underground power cables are most often persistent due to mechanical damage to the cable, but are sometimes transient in nature due to lightning. 3.3 Symmetrical faults: A symmetric or balanced fault aff ...
PDF Datasheet
PDF Datasheet

... An input bypass capacitor is recommended. A 0.1 μF disc or 1 μF solid tantalum on the input is suitable input bypassing for almost all applications. The device is more sensitive to the absence of input bypassiing when adjustment or output capacitors are used but the above values will eliminate the p ...
8.  Electric Power AP1000 Design Control Document
8. Electric Power AP1000 Design Control Document

... The diesel-generator starting air subsystem consists of an ac motor-driven, air-cooled compressor, a compressor inlet air filter, an air-cooled aftercooler, an in-line air filter, refrigerant dryer (with dew point at least 10°F less than the lowest normal diesel generator room temperature), and an a ...
Chapter Title
Chapter Title

... primary is all delivered to the load. Actual transformers depart from this ideal model. Some loss mechanisms are: Winding resistance; causing power to be dissipated in the windings. Hysteresis loss; due to the continuous reversal of the magnetic field. Core losses; due to circulating current in the ...
KCU105_Power_Controllers_Reprogramming_Steps
KCU105_Power_Controllers_Reprogramming_Steps

... The Maxim PowerTool software used in this presentation can adjust the power supply outputs on the KCU105 If used improperly, it may seriously damage your KCU105 Before making any adjustments not specifically covered in this ...
Transformer Fundamental
Transformer Fundamental

hybrid stepper motors
hybrid stepper motors

... performance available. This patent pending technology boosts torque up to 40% across the operating speed range and allows machines to be designed that are smaller and move faster. Initial system costs are often less with enhanced motors because the additional torque is produced without the need for ...
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Voltage optimisation

Voltage optimisation is a term given to the systematic controlled reduction in the voltages received by an energy consumer to reduce energy use, power demand and reactive power demand. While some voltage 'optimisation' devices have a fixed voltage adjustment, others electronically regulate the voltage automatically.Voltage optimisation systems are typically installed in series with the mains electrical supply to a building, allowing all its electrical equipment to benefit from an optimised supply.
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