Per-Unit and Primary/Secondary Calculations
... Equations used for finding base quantities of impedance, current, and power are shown in Table 1, where the base voltage (kVB) is the nominal phase-to-phase voltage of the system in kilovolts, and the base power (MVAB) is traditionally 100 MVA. In order to convert any per-unit value back to its actu ...
... Equations used for finding base quantities of impedance, current, and power are shown in Table 1, where the base voltage (kVB) is the nominal phase-to-phase voltage of the system in kilovolts, and the base power (MVAB) is traditionally 100 MVA. In order to convert any per-unit value back to its actu ...
FSDM311A Green Mode Fairchild Power Switch (FPS™) FSD M
... that slowly increases the feedback voltage with the SenseFET current right after it starts up. The typical soft-start time is 15ms, as shown in Figure 20, where progressive increment of the SenseFET current is allowed during the start-up phase. The soft-start circuit progressively increases current ...
... that slowly increases the feedback voltage with the SenseFET current right after it starts up. The typical soft-start time is 15ms, as shown in Figure 20, where progressive increment of the SenseFET current is allowed during the start-up phase. The soft-start circuit progressively increases current ...
Deney4
... Consider the circuit of Fig.1a. The output voltage VR cannot be negative since this would require a negative value for ID, which can not pass through the diode. The voltage VR can be positive, though, and this will occur when VD is positive (i.e., when the diode conducts). In this case, VD will be a ...
... Consider the circuit of Fig.1a. The output voltage VR cannot be negative since this would require a negative value for ID, which can not pass through the diode. The voltage VR can be positive, though, and this will occur when VD is positive (i.e., when the diode conducts). In this case, VD will be a ...
LM2704 Micropower Step-up DC/DC Converter
... turns off the NMOS switch. The SW voltage will then rise to the output voltage plus a diode drop and the inductor current will begin to decrease as shown in Figure 3. During this time the energy stored in the inductor is transferred to COUT and the load. After the 400ns off-time the NMOS switch is t ...
... turns off the NMOS switch. The SW voltage will then rise to the output voltage plus a diode drop and the inductor current will begin to decrease as shown in Figure 3. During this time the energy stored in the inductor is transferred to COUT and the load. After the 400ns off-time the NMOS switch is t ...
High Voltage Fuses
... occurrence of a short-circuit fault. The same function can also be performed by a fuse, though with lesser reliability and efficiency. ...
... occurrence of a short-circuit fault. The same function can also be performed by a fuse, though with lesser reliability and efficiency. ...
SECTION 260573 - ELECTRICAL SYSTEMS ANALYSIS
... A complete preliminary short circuit study. Submit prior to submittal of the distribution equipment shop drawings. If formal completion of the short circuit study will cause a delay in ordering the equipment, approval from the Port may be obtained for submittal of a draft study containing sufficient ...
... A complete preliminary short circuit study. Submit prior to submittal of the distribution equipment shop drawings. If formal completion of the short circuit study will cause a delay in ordering the equipment, approval from the Port may be obtained for submittal of a draft study containing sufficient ...
Switched Cap Circuits Provide Efficient and
... TI assumes no liability for applications assistance or the design of Buyers’ products. Buyers are responsible for their products and applications using TI components. To minimize the risks associated with Buyers’ products and applications, Buyers should provide adequate design and operating safeguar ...
... TI assumes no liability for applications assistance or the design of Buyers’ products. Buyers are responsible for their products and applications using TI components. To minimize the risks associated with Buyers’ products and applications, Buyers should provide adequate design and operating safeguar ...
JH2215651570
... The basic objective of this thesis was to develop highly efficient DC to DC converter for low voltage, high current applications. Design methods to increase the efficiency of the power supply without using any soft switching techniques were proposed and verified through two prototype converters. Two ...
... The basic objective of this thesis was to develop highly efficient DC to DC converter for low voltage, high current applications. Design methods to increase the efficiency of the power supply without using any soft switching techniques were proposed and verified through two prototype converters. Two ...
AN-4160 FTCO3V455A1 3-Phase Inverter Automotive Power Module Introduction www.fairchildsemi.com
... datasheet indicates 80 A continuous drain current below case temperature Tc = 160˚C with Vgs = 10 V and 28 A at an ambient of 25˚C (when mounted on a PCB). The 80 A rating is derived from the package current limit, while the high-temperature limit is determined by power dissipation limits. These con ...
... datasheet indicates 80 A continuous drain current below case temperature Tc = 160˚C with Vgs = 10 V and 28 A at an ambient of 25˚C (when mounted on a PCB). The 80 A rating is derived from the package current limit, while the high-temperature limit is determined by power dissipation limits. These con ...
Engineering Fundamentals and Problem Solving, 6e
... From Kirchhoff’s current law at point A Iy = Ix + Iz From Kirchhoff’s voltage law around left loop - Iy(2) + 14 – Ix(4) = 0 Around right loop - Iy(2) + 12 – Iz(6) = 0 Results in: Ix = 2A, Iy = 3A, Iz = 1A ...
... From Kirchhoff’s current law at point A Iy = Ix + Iz From Kirchhoff’s voltage law around left loop - Iy(2) + 14 – Ix(4) = 0 Around right loop - Iy(2) + 12 – Iz(6) = 0 Results in: Ix = 2A, Iy = 3A, Iz = 1A ...
Physics 30 - Structured Independent Learning
... carrying wire. In addition, he studied the forces between current carrying wires. The induced magnetic fields around the wires interacted to produce a repulsive or an attractive force depending on the relative directions of the currents – if the currents were in the same direction the wires attracte ...
... carrying wire. In addition, he studied the forces between current carrying wires. The induced magnetic fields around the wires interacted to produce a repulsive or an attractive force depending on the relative directions of the currents – if the currents were in the same direction the wires attracte ...
PDF
... applied was measured as a function of both the stage temperature and the power dissipated by the resistor. The results of these measurements can be seen in Fig. 2. ...
... applied was measured as a function of both the stage temperature and the power dissipated by the resistor. The results of these measurements can be seen in Fig. 2. ...
Data Sheet Features General Description
... Where QP and QN are the gate charge of power PMOSFET and NMOSFET switches. Both the DC bias current and gate charge losses are proportional to the VIN and this effect will be more serious at higher input voltages. 5.2 I2R losses are calculated from internal switch resistance, RSW and external induc ...
... Where QP and QN are the gate charge of power PMOSFET and NMOSFET switches. Both the DC bias current and gate charge losses are proportional to the VIN and this effect will be more serious at higher input voltages. 5.2 I2R losses are calculated from internal switch resistance, RSW and external induc ...
2013 kcse muhoroni physics pp2
... This paper consists of 10 printed pages. Candidates should check to ascertain that all pages are printed as indicated and that no questions are ...
... This paper consists of 10 printed pages. Candidates should check to ascertain that all pages are printed as indicated and that no questions are ...
Advanced LIVA/TIVA Techniques
... quality and allows more of the laser beam to penetrate into the substrate. As the focussed laser beam passes over an integrated circuit, it causes changes in the device electrical characteristics through two effects, generation of photocarriers and heating. If the laser wavelength is chosen to be be ...
... quality and allows more of the laser beam to penetrate into the substrate. As the focussed laser beam passes over an integrated circuit, it causes changes in the device electrical characteristics through two effects, generation of photocarriers and heating. If the laser wavelength is chosen to be be ...
Electric Heating Equipment
... The controller for a hermetic motor-compressor must have a continuous duty full-load current rating not less than the nameplate rated current or branch circuit selection current (whichever is larger) (440.41) and the controller must also have a locked rotor current rating equal to or greater than th ...
... The controller for a hermetic motor-compressor must have a continuous duty full-load current rating not less than the nameplate rated current or branch circuit selection current (whichever is larger) (440.41) and the controller must also have a locked rotor current rating equal to or greater than th ...
Study of Cellphone Chargers
... means data lines are floating. It can be observed that both in case of Apple Iphone(Fig .F) and Ipad (Fig. G) chargers voltages at D- in both cases are different . Apple uses this combination of voltages to detect whether a valid device is connected to the charger. ...
... means data lines are floating. It can be observed that both in case of Apple Iphone(Fig .F) and Ipad (Fig. G) chargers voltages at D- in both cases are different . Apple uses this combination of voltages to detect whether a valid device is connected to the charger. ...
Fuzzy Controlled Cascaded H-Bridge Multilevel Inverter
... important to note that in this case, of indirectly controlled converter, there is active and reactive power exchange with the network simultaneously. The fuzzy controller processes the error signal and generates the required angle to drive the error to zero, i.e. the load rms voltage is brought back ...
... important to note that in this case, of indirectly controlled converter, there is active and reactive power exchange with the network simultaneously. The fuzzy controller processes the error signal and generates the required angle to drive the error to zero, i.e. the load rms voltage is brought back ...