8 Application of dc motors
... in Fig. 45. By controlling the field of the Ward-Leonard generator one can get a variable voltage at its terminals which is used for starting the motor. The second method of starting with increased armature circuit resistance can be obtained by adding additional resistances in series with the armatu ...
... in Fig. 45. By controlling the field of the Ward-Leonard generator one can get a variable voltage at its terminals which is used for starting the motor. The second method of starting with increased armature circuit resistance can be obtained by adding additional resistances in series with the armatu ...
Durham Research Online
... switches; moreover, a capacitor/inductor in the DC link provides decoupling between the rectifier and the inverter, so that the two converters can be driven independently using PWM techniques like SPWM or SVM [10-12], providing excellent input and output performances. Due to current technological re ...
... switches; moreover, a capacitor/inductor in the DC link provides decoupling between the rectifier and the inverter, so that the two converters can be driven independently using PWM techniques like SPWM or SVM [10-12], providing excellent input and output performances. Due to current technological re ...
EVAL-ADUM5411EBZ Guide
... ESD (electrostatic discharge) sensitive device. Charged devices and circuit boards can discharge without detection. Although this product features patented or proprietary protection circuitry, damage may occur on devices subjected to high energy ESD. Therefore, proper ESD precautions should be taken ...
... ESD (electrostatic discharge) sensitive device. Charged devices and circuit boards can discharge without detection. Although this product features patented or proprietary protection circuitry, damage may occur on devices subjected to high energy ESD. Therefore, proper ESD precautions should be taken ...
Aalborg Universitet Margin against Cascading Events
... In the post fault stage, assuming the power system has survived the short term period following the initial fault, the loads attempt to restore their pre fault powers though actions of load tap changer (LTC) or other auto regulation actions [1], when the increasing load demand is beyond the supply c ...
... In the post fault stage, assuming the power system has survived the short term period following the initial fault, the loads attempt to restore their pre fault powers though actions of load tap changer (LTC) or other auto regulation actions [1], when the increasing load demand is beyond the supply c ...
AP5724 Description Pin Assignments
... A 10μH to 22μH inductor is recommended for most AP5724 applications. For high efficiency the inductor should have low core losses at 1.2MHz and low DCR (copper wire resistance). The inductor saturation current rating should also exceed the peak input current, especially for high load current applica ...
... A 10μH to 22μH inductor is recommended for most AP5724 applications. For high efficiency the inductor should have low core losses at 1.2MHz and low DCR (copper wire resistance). The inductor saturation current rating should also exceed the peak input current, especially for high load current applica ...
Regulator Type A V1.0
... Disconnect the power source before making repairs, connecting measuring equipment, or removing or making connections to the voltage regulator. The unit should be installed with respect to the environmental specifications as well as the rules mentioned in the General installation information. For saf ...
... Disconnect the power source before making repairs, connecting measuring equipment, or removing or making connections to the voltage regulator. The unit should be installed with respect to the environmental specifications as well as the rules mentioned in the General installation information. For saf ...
Design overhead distribution systems
... Overhead transmission Overhead conductors are not covered by insulation. The conductor material is nearly always an aluminium alloy, made into several strands and possibly reinforced with steel strands. Copper was sometimes used for overhead transmission but aluminium is lower in weight for equivale ...
... Overhead transmission Overhead conductors are not covered by insulation. The conductor material is nearly always an aluminium alloy, made into several strands and possibly reinforced with steel strands. Copper was sometimes used for overhead transmission but aluminium is lower in weight for equivale ...
Simulating FPGA Power Integrity Using S-Parameter Models
... provide power to electrical devices in a system. Each device in a system not only has its own power requirements for its internal operation, but also a requirement for the input voltage fluctuation of that power rail. For Xilinx Kintex™-7 and Virtex®-7 FPGAs, the analog power rails have an input vol ...
... provide power to electrical devices in a system. Each device in a system not only has its own power requirements for its internal operation, but also a requirement for the input voltage fluctuation of that power rail. For Xilinx Kintex™-7 and Virtex®-7 FPGAs, the analog power rails have an input vol ...
SMBJ5V0(C)A - SMBJ170(C)A 600 Watt Transient Voltage Suppressors SMBJ5V0(C)A - SMBJ1
... cause the failure of the life support device or system, or to affect its safety or effectiveness. accordance with instructions for use provided in the labeling, can be reasonably expected to result in a significant injury of the user. ANTI-COUNTERFEITING POLICY Fairchild Semiconductor Corporation's ...
... cause the failure of the life support device or system, or to affect its safety or effectiveness. accordance with instructions for use provided in the labeling, can be reasonably expected to result in a significant injury of the user. ANTI-COUNTERFEITING POLICY Fairchild Semiconductor Corporation's ...
MAX6397/MAX6398 Overvoltage Protection Switch/Limiter Controllers Operate Up to 72V General Description
... The MAX6397/MAX6398 are small, high-voltage overvoltage protection circuits. These devices disconnect the output load or limit the output voltage during an input overvoltage condition. These devices are ideal for applications that must survive high-voltage transients such as those found in automotiv ...
... The MAX6397/MAX6398 are small, high-voltage overvoltage protection circuits. These devices disconnect the output load or limit the output voltage during an input overvoltage condition. These devices are ideal for applications that must survive high-voltage transients such as those found in automotiv ...
Nonisolated High Step-Up Stacked Converter Based on Boost
... boost-integrated structure possesses a link capacitor in the primary side, it can be served as a lower output voltage VPo . This lower output voltage is boosted from the input source, therefore, less upper output voltage VSo is required and a secondary side burden can be reduced accordingly. That is ...
... boost-integrated structure possesses a link capacitor in the primary side, it can be served as a lower output voltage VPo . This lower output voltage is boosted from the input source, therefore, less upper output voltage VSo is required and a secondary side burden can be reduced accordingly. That is ...
EMC filters - 3-line filters, Sine-wave output filters 300/520 V AC, 4 A
... 1. Some parts of this publication contain statements about the suitability of our products for certain areas of application. These statements are based on our knowledge of typical requirements that are often placed on our products in the areas of application concerned. We nevertheless expressly poin ...
... 1. Some parts of this publication contain statements about the suitability of our products for certain areas of application. These statements are based on our knowledge of typical requirements that are often placed on our products in the areas of application concerned. We nevertheless expressly poin ...
TPS43340-Q1 Low-IQ, 30-μA, High-VIN Quad
... protection on the gate-drive outputs for the buck regulator controllers and independent currentfoldback control for each buck regulator supply during regulator output short to ground. Each output supply incorporates a soft start to ensure that on initial power up these regulated outputs are not in c ...
... protection on the gate-drive outputs for the buck regulator controllers and independent currentfoldback control for each buck regulator supply during regulator output short to ground. Each output supply incorporates a soft start to ensure that on initial power up these regulated outputs are not in c ...
M5100-EX Instructions
... Button on the front panel has sole control of the startup/shutdown sequence. If a plug is inserted into the input jack, the front panel switch is bypassed and the voltage sense becomes the startup/shutdown trigger. IMPORTANT, Please Note: The unit needs to be plugged in, and in the powered OFF state ...
... Button on the front panel has sole control of the startup/shutdown sequence. If a plug is inserted into the input jack, the front panel switch is bypassed and the voltage sense becomes the startup/shutdown trigger. IMPORTANT, Please Note: The unit needs to be plugged in, and in the powered OFF state ...
What is the difference between power factor and ballast
... expressed as a percentage from 0% to 100%. In a more technical format, power factor is the fraction of power actually used by a customer’s electrical equipment compared to the total power supplied by the utility or the ratio between watts (W) and volt-amperes (VA). ...
... expressed as a percentage from 0% to 100%. In a more technical format, power factor is the fraction of power actually used by a customer’s electrical equipment compared to the total power supplied by the utility or the ratio between watts (W) and volt-amperes (VA). ...
PAM8012AZN - Diodes Incorporated
... The PAM8012 is a high-performance CMOS audio amplifier that requires adequate power supply decoupling to ensure the output total harmonic distortion (THD) as low as possible. Power supply decoupling also prevents the oscillations causing by long lead length between the amplifier and the speaker. The ...
... The PAM8012 is a high-performance CMOS audio amplifier that requires adequate power supply decoupling to ensure the output total harmonic distortion (THD) as low as possible. Power supply decoupling also prevents the oscillations causing by long lead length between the amplifier and the speaker. The ...
Practical Approaches to Reducing Transient - IEEE
... These values are reproduced in Table IV. Published field testing and calculations were used to construct Tables III and IV. Based on these well-established transient overvoltage factors in Tables III and IV, overvoltages greater than 3.0 are associated with such events as automatic reclosing, line e ...
... These values are reproduced in Table IV. Published field testing and calculations were used to construct Tables III and IV. Based on these well-established transient overvoltage factors in Tables III and IV, overvoltages greater than 3.0 are associated with such events as automatic reclosing, line e ...
Transient Voltage Surge Suppressors
... system shall not utilize gas tubes, spark gaps, silicon avalanche diodes or other components which might short or crowbar the line, thus leading to interruption of normal power flow to or system upset of connected loads. The suppression system shall not incorporate non-field replaceable encapsulated ...
... system shall not utilize gas tubes, spark gaps, silicon avalanche diodes or other components which might short or crowbar the line, thus leading to interruption of normal power flow to or system upset of connected loads. The suppression system shall not incorporate non-field replaceable encapsulated ...
LTC3450
... The LTC3450 is a highly integrated power converter intended for small TFT-LCD display modules. A fixed frequency, synchronous PWM boost regulator generates a low noise 5.1V, 10mA bias at greater than 90% efficiency from an input voltage of 1.5V to 4.6V. Three charge pump converters use the 5.1V outp ...
... The LTC3450 is a highly integrated power converter intended for small TFT-LCD display modules. A fixed frequency, synchronous PWM boost regulator generates a low noise 5.1V, 10mA bias at greater than 90% efficiency from an input voltage of 1.5V to 4.6V. Three charge pump converters use the 5.1V outp ...