LT3507
... and master oscillator. Each switching regulator will only begin to operate when its corresponding RUN pin reaches >1.25V. The master oscillator generates three clock signals, with the signal for Channel 1 out of phase by 180°. The three switchers are current mode regulators. Instead of directly modu ...
... and master oscillator. Each switching regulator will only begin to operate when its corresponding RUN pin reaches >1.25V. The master oscillator generates three clock signals, with the signal for Channel 1 out of phase by 180°. The three switchers are current mode regulators. Instead of directly modu ...
Fig. 1.1. Block Diagram of a Brushless Motor Drive System
... converting filter frequency f into equivalent time lag and add it to the time delay. It will also be shown in the next section that the electrical dynamics represented by e can be further simplified by an integrator model with negligible error. As mentioned before, the purpose of current regulator ...
... converting filter frequency f into equivalent time lag and add it to the time delay. It will also be shown in the next section that the electrical dynamics represented by e can be further simplified by an integrator model with negligible error. As mentioned before, the purpose of current regulator ...
solenoid catalogue
... solenoid is operated in an intermittent (on-off) manner, the “on” time becomes critical if higher voltages (thus currents) are applied to the coil. These higher currents cause higher coil temperatures which can exceed the cooling capacity of the solenoid through ambient radiation. This heat rise can ...
... solenoid is operated in an intermittent (on-off) manner, the “on” time becomes critical if higher voltages (thus currents) are applied to the coil. These higher currents cause higher coil temperatures which can exceed the cooling capacity of the solenoid through ambient radiation. This heat rise can ...
TDA8922C 1. General description 2
... When OCP is activated, the active power transistor is turned off and the other power transistor is turned on to reduce the current (CPROT is partially discharged). Normal operation is resumed at the next switching cycle (CPROT is recharged). CPROT is partially discharge each time OCP is activated du ...
... When OCP is activated, the active power transistor is turned off and the other power transistor is turned on to reduce the current (CPROT is partially discharged). Normal operation is resumed at the next switching cycle (CPROT is recharged). CPROT is partially discharge each time OCP is activated du ...
S4000
... being programmed shall be used. The notification appliance shall be capable of accepting three (3) individual DC signals and providing three (3) distinct audible signals. In the event the signals are simultaneous, the priority shall be as follows. Highest priority = PR1, Second priority = PR2 and th ...
... being programmed shall be used. The notification appliance shall be capable of accepting three (3) individual DC signals and providing three (3) distinct audible signals. In the event the signals are simultaneous, the priority shall be as follows. Highest priority = PR1, Second priority = PR2 and th ...
ADP3181 - uri=media.digikey
... CPUID pin. Multiphase operation is important for producing the high currents and low voltages demanded by today’s microprocessors. Handling the high currents in a single-phase converter places high thermal demands on the components in the system such as the inductors and MOSFETs. The multimode contr ...
... CPUID pin. Multiphase operation is important for producing the high currents and low voltages demanded by today’s microprocessors. Handling the high currents in a single-phase converter places high thermal demands on the components in the system such as the inductors and MOSFETs. The multimode contr ...
4 Electrical Ratings and Characteristics of Power Semiconductor
... ratings are important and the device must not experience a condition under which any one limit is exceeded if long life and reliability are to be attained. Generally, at worst, the device should experience only one near maximum rating at any instant. Ratings are dependent on the materials used, the ...
... ratings are important and the device must not experience a condition under which any one limit is exceeded if long life and reliability are to be attained. Generally, at worst, the device should experience only one near maximum rating at any instant. Ratings are dependent on the materials used, the ...
Exceder LED Ceiling
... for dBA levels and shall have a choice of continuous or temporal (Code 3) audible outputs. The Series LHSC Audible Strobe, LSTC Strobe and Series LHNC mounting options shall include LED Ceiling backboxes, 4” square, 1 1/2 or 2 1/8”deep and 4” Octagonal, 1 ½” or 2 1/8”deep. Two wire appliance wiring ...
... for dBA levels and shall have a choice of continuous or temporal (Code 3) audible outputs. The Series LHSC Audible Strobe, LSTC Strobe and Series LHNC mounting options shall include LED Ceiling backboxes, 4” square, 1 1/2 or 2 1/8”deep and 4” Octagonal, 1 ½” or 2 1/8”deep. Two wire appliance wiring ...
Protection of Control Circuit Transformers for applications in North
... of mistakes which can happen when selecting the proper type of equipment to protect control circuit transformers. It should probably be re-iterated briefly that components such as PKZM0, PKZM4, PKE are initially certified under UL 508 as “manual motor controllers” only. In practical terms, that mean ...
... of mistakes which can happen when selecting the proper type of equipment to protect control circuit transformers. It should probably be re-iterated briefly that components such as PKZM0, PKZM4, PKE are initially certified under UL 508 as “manual motor controllers” only. In practical terms, that mean ...
MEDIUM-VOLTAGE SWITCHGEAR
... Low Voltage Metal Enclosed Power Circuit Breaker Switchgear (UL 1558) Specification ...
... Low Voltage Metal Enclosed Power Circuit Breaker Switchgear (UL 1558) Specification ...
PTH08T240W,
... 200 µF of input capacitance is required for proper operation. 200 µF of ceramic or 220 µF of electrolytic input capacitance can be used. Electrolytic capacitance must be rated for a minimum of 500 mA rms of ripple current. An additional 22-µF ceramic input capacitor is recommended to reduce rms ripp ...
... 200 µF of input capacitance is required for proper operation. 200 µF of ceramic or 220 µF of electrolytic input capacitance can be used. Electrolytic capacitance must be rated for a minimum of 500 mA rms of ripple current. An additional 22-µF ceramic input capacitor is recommended to reduce rms ripp ...
GBJ25005 - GBJ2510 Features Mechanical Data
... Customers represent that they have all necessary expertise in the safety and regulatory ramifications of their life support devices or systems, and acknowledge and agree that they are solely responsible for all legal, regulatory and safety-related requirements concerning their products and any use o ...
... Customers represent that they have all necessary expertise in the safety and regulatory ramifications of their life support devices or systems, and acknowledge and agree that they are solely responsible for all legal, regulatory and safety-related requirements concerning their products and any use o ...
BC203 Regenerative Drive Adjustable Speed DC Control
... WARNING: This equipment may contain voltages as high as 1000 volts! Electrical shock can cause serious or fatal injury. Only qualified personnel should attempt the start-up procedure or troubleshoot this equipment. WARNING: Be sure the system is properly grounded before applying power. Do not appl ...
... WARNING: This equipment may contain voltages as high as 1000 volts! Electrical shock can cause serious or fatal injury. Only qualified personnel should attempt the start-up procedure or troubleshoot this equipment. WARNING: Be sure the system is properly grounded before applying power. Do not appl ...
bq20z65EVM-001 Impedance Track Technology Enabled Batt Mgt
... 1. 0-V Charge FET mode - Dedicates a precharge current path using an additional FET (ZVCHG-FET) to sustain the PACK+ voltage level. 2. Common FET mode - Does not use a dedicated precharge FET. The charge FET (CHG-FET) is set to ON state as default. 3. Precharge FET mode - Dedicates a precharge curre ...
... 1. 0-V Charge FET mode - Dedicates a precharge current path using an additional FET (ZVCHG-FET) to sustain the PACK+ voltage level. 2. Common FET mode - Does not use a dedicated precharge FET. The charge FET (CHG-FET) is set to ON state as default. 3. Precharge FET mode - Dedicates a precharge curre ...
NO-LOSS Gas-or Diesel-Electric propulsion
... Class requirements regarding THD become more and more strict from year to year. Earlier it was common practice to design diesel-electric systems where the THD could reach distortion levels above 20 % in voltage inside the main switchboards. Now Class says 5 %. Reliable technology with long lifetime ...
... Class requirements regarding THD become more and more strict from year to year. Earlier it was common practice to design diesel-electric systems where the THD could reach distortion levels above 20 % in voltage inside the main switchboards. Now Class says 5 %. Reliable technology with long lifetime ...
Fishbone diagrams for a forward converter
... The board is forced to work for a certain period of time in abnormal working condition. This condition could cause an overheating of the transformer. Subsequently, in a short interval of time, the board is switched off and quickly is switched on again. Being transformer saturation current related to ...
... The board is forced to work for a certain period of time in abnormal working condition. This condition could cause an overheating of the transformer. Subsequently, in a short interval of time, the board is switched off and quickly is switched on again. Being transformer saturation current related to ...
Product Data and Specifications-Specification Data for
... Fault codes The fault codes, their causes and correcting actions are presented in the table below. The faults 37, 38, 39 are A faults only. The following faults for which you can be program different responses in the application are: 3, 9, 10, 11, 15, 16, 17, 42, 50 indicated by *. See parameter gro ...
... Fault codes The fault codes, their causes and correcting actions are presented in the table below. The faults 37, 38, 39 are A faults only. The following faults for which you can be program different responses in the application are: 3, 9, 10, 11, 15, 16, 17, 42, 50 indicated by *. See parameter gro ...
BD45241G
... *This data is for reference only. The figures will vary with the application, so please confirm actual operating conditions before use. Timing Waveform Example: The following shows the relationship between the input voltages VDD, the output voltage VOUT and ER terminal when the input power supply vo ...
... *This data is for reference only. The figures will vary with the application, so please confirm actual operating conditions before use. Timing Waveform Example: The following shows the relationship between the input voltages VDD, the output voltage VOUT and ER terminal when the input power supply vo ...
Title Synthesis of input-rectifierless AC/DC converters Author(s) Liu
... be achieved by particular types of converters. The idea has been experimentally tested with a prototype circuit. While the present work focuses on the basic synthesis problem, the efficiency issue may be a practical concern. Essentially, since circulating power always exists, loss becomes inevitable ...
... be achieved by particular types of converters. The idea has been experimentally tested with a prototype circuit. While the present work focuses on the basic synthesis problem, the efficiency issue may be a practical concern. Essentially, since circulating power always exists, loss becomes inevitable ...
Analysis of Transient Power-angle Characteristic for Synchronous
... synchronous machines after they have been perturbed. If the perturbation does not involve any net change in power, the machines should return to their original state. If an unbalance between the supply and demand is created by a change in load, in generation, or in network conditions, a new operatin ...
... synchronous machines after they have been perturbed. If the perturbation does not involve any net change in power, the machines should return to their original state. If an unbalance between the supply and demand is created by a change in load, in generation, or in network conditions, a new operatin ...
IOSR Journal of Electrical and Electronics Engineering (IOSR-JEEE)
... by inverter while the drawn current shape is determined by the load. The DC power input to the inverter can be supplied by a power supply network or from a rotating alternator through a rectifier or a battery, fuel cell, PV array or by a magneto hydro generator. In recent years, industries works on ...
... by inverter while the drawn current shape is determined by the load. The DC power input to the inverter can be supplied by a power supply network or from a rotating alternator through a rectifier or a battery, fuel cell, PV array or by a magneto hydro generator. In recent years, industries works on ...