LP3879 - Texas Instruments
... can be used to calculate a value for a term referred to as ESR. However, since the DF formula is usually at a much lower frequency than the range listed above, it will give an unrealistically high value. If good quality X5R or X7R ceramic capacitors are used, the actual ESR in the 50 kHz to 200 kHz ...
... can be used to calculate a value for a term referred to as ESR. However, since the DF formula is usually at a much lower frequency than the range listed above, it will give an unrealistically high value. If good quality X5R or X7R ceramic capacitors are used, the actual ESR in the 50 kHz to 200 kHz ...
MAX1553 Evaluation Kit - Part Number Search
... Connecting External LEDs to the EV Kit Surface-mount white LEDs come installed on the EV kit, but it can also be connected to an external LED string. To connect external LEDs, cut the trace shorting JU4. Then, connect the anode of the series string to OUT1+ and connect the cathode of the series stri ...
... Connecting External LEDs to the EV Kit Surface-mount white LEDs come installed on the EV kit, but it can also be connected to an external LED string. To connect external LEDs, cut the trace shorting JU4. Then, connect the anode of the series string to OUT1+ and connect the cathode of the series stri ...
NCP1653(PFC controller)
... This pin sources a current IS which is proportional to the inductor current IL. The sense currentIS is for overcurrent protection (OCP), overpower limitation (OPL) and PFC duty cycle://www.51wendang.com/doc/f7620cb6d9e460b5302d697car modulation. When IS goes above 200 mA, OCP is activated and the Dr ...
... This pin sources a current IS which is proportional to the inductor current IL. The sense currentIS is for overcurrent protection (OCP), overpower limitation (OPL) and PFC duty cycle://www.51wendang.com/doc/f7620cb6d9e460b5302d697car modulation. When IS goes above 200 mA, OCP is activated and the Dr ...
Operator Manual - Nu
... is turned on, the yellow led (D pict. 1) will flash briefly twice, with a brief pause between flashes, and the machine will not deliver current. In this situation the electric circuits are protected, but the fan may burn out after a few minutes. In the voltage low during welding, the yellow led (D p ...
... is turned on, the yellow led (D pict. 1) will flash briefly twice, with a brief pause between flashes, and the machine will not deliver current. In this situation the electric circuits are protected, but the fan may burn out after a few minutes. In the voltage low during welding, the yellow led (D p ...
Challenges of Dimming LED Loads on ELV and MLV
... applications has likely experienced confusion, frustration, and even disappointment. Some may blame the dimmer as the cause of the problem, when the real issue is compatibility among all three components in the system. Why do LEDs that run at the same 12 or 24 volt low voltages as traditional incand ...
... applications has likely experienced confusion, frustration, and even disappointment. Some may blame the dimmer as the cause of the problem, when the real issue is compatibility among all three components in the system. Why do LEDs that run at the same 12 or 24 volt low voltages as traditional incand ...
Recommended Practice for Establishing Ground Potential Rise (GPR)
... The percent loss value is a function of the transformers capacity to produce rated power under full load conditions. The percent impedance should be converted to ohms per phase on either the high or low side of the transformer using the following formula: ZSOURCE ...
... The percent loss value is a function of the transformers capacity to produce rated power under full load conditions. The percent impedance should be converted to ohms per phase on either the high or low side of the transformer using the following formula: ZSOURCE ...
Constant-Frequency, Current-Mode Step-Up DC/DC Controller ADP1621
... current-sense amplifier. Connect PGND to GND as close to the ADP1621 as possible. Gate Driver Output. The maximum gate driver output is equal to the PIN voltage. GATE drives the gate of the external n-channel power MOSFET. Connect GATE to the gate of the MOSFET. Power Input. PIN powers the gate driv ...
... current-sense amplifier. Connect PGND to GND as close to the ADP1621 as possible. Gate Driver Output. The maximum gate driver output is equal to the PIN voltage. GATE drives the gate of the external n-channel power MOSFET. Connect GATE to the gate of the MOSFET. Power Input. PIN powers the gate driv ...
Reduced voltage method for starting squirrel cage induction motor
... Addition of External Resistances in Rotor Circuit This will decrease the starting current, increases the starting torque and also improves the power factor. The circuit diagram is shown below: In the circuit diagram, the three slip rings shown are connected to the rotor terminals of the wound rotor ...
... Addition of External Resistances in Rotor Circuit This will decrease the starting current, increases the starting torque and also improves the power factor. The circuit diagram is shown below: In the circuit diagram, the three slip rings shown are connected to the rotor terminals of the wound rotor ...
Electricity in HPC Centres
... computing power in the form of services provided by HPC centre grow even faster, thereby increasing the overall power demand. An additional aspect that impacts on the growth in power consumption is the dramatic increase in the performance of cooling devices, such as direct water-cooling systems. Thi ...
... computing power in the form of services provided by HPC centre grow even faster, thereby increasing the overall power demand. An additional aspect that impacts on the growth in power consumption is the dramatic increase in the performance of cooling devices, such as direct water-cooling systems. Thi ...
... but also because the system is unable to achieve an NP current averaging zero over a modulation period [A32]. This problem arises for high modulation indices, mainly when low-power-factor loads are connected. As a result, a low-frequency ripple appears in the NP potential, the frequency of which is ...
Class H Power Amplifier for Power Saving in Fluxgate Current
... according to the windings turns ratio (Eq. (1)). The secondary current (IS) is generated by the control system, and it is supplied by an output PA with the condition of zero average value of the excitation current as operation set point. Given the wide range of operation of these transducers (large ...
... according to the windings turns ratio (Eq. (1)). The secondary current (IS) is generated by the control system, and it is supplied by an output PA with the condition of zero average value of the excitation current as operation set point. Given the wide range of operation of these transducers (large ...
meter_safety_workpla.. - IDEAL INDUSTRIES, INC.
... There are Bold Electricians and Old electricians, but not many Bold-Old ones ...
... There are Bold Electricians and Old electricians, but not many Bold-Old ones ...
SDDS-NCL Design: Analysis of Supply Voltage Scaling
... QDI for asynchronous design for VS applications. However, they restrict attention to NCL only, missing the richness of SDDS-NCL, a larger gate family, as Section 2 depicts. This work presents a first step to fill this gap, exploring the effects of VS on SDDS-NCL gates and on a 324-gate case study ci ...
... QDI for asynchronous design for VS applications. However, they restrict attention to NCL only, missing the richness of SDDS-NCL, a larger gate family, as Section 2 depicts. This work presents a first step to fill this gap, exploring the effects of VS on SDDS-NCL gates and on a 324-gate case study ci ...
MAX961–MAX964/ MAX997/MAX999 Single/Dual/Quad, Ultra
... The MAX961–MAX964/MAX997/MAX999 are low-power, ultra-high-speed comparators with internal hysteresis. These devices are optimized for single +3V or +5V operation. The input common-mode range extends 100mV Beyond-theRails™, and the outputs can sink or source 4mA to within 0.52V of GND and VCC. Propag ...
... The MAX961–MAX964/MAX997/MAX999 are low-power, ultra-high-speed comparators with internal hysteresis. These devices are optimized for single +3V or +5V operation. The input common-mode range extends 100mV Beyond-theRails™, and the outputs can sink or source 4mA to within 0.52V of GND and VCC. Propag ...
4.5V to 18V Input Voltage, 3A/2A/2A Output Current Triple
... synchronous step-down (buck) converter with 3A/2A/2A output currents. A wide 4.5V to 18V input supply voltage range encompasses the most intermediate bus voltages operating off 5V, 9V, 12V or 15V power bus. The converter, with constant frequency peak current mode, is designed to simplify its applica ...
... synchronous step-down (buck) converter with 3A/2A/2A output currents. A wide 4.5V to 18V input supply voltage range encompasses the most intermediate bus voltages operating off 5V, 9V, 12V or 15V power bus. The converter, with constant frequency peak current mode, is designed to simplify its applica ...
meter_safety_workpla..
... There are Bold Electricians and Old electricians, but not many Bold-Old ones ...
... There are Bold Electricians and Old electricians, but not many Bold-Old ones ...
MAX1298/MAX1299 12-Bit Serial-Output Temperature Sensors with 5-Channel ADC General Description
... Note 2: Relative accuracy is the deviation of the analog value at any code from its theoretical value after the full-scale range has been calibrated. Note 3: Conversion time is defined as the number of clock cycles (64 for voltage measurements, 125 for temperature measurements) multiplied by the int ...
... Note 2: Relative accuracy is the deviation of the analog value at any code from its theoretical value after the full-scale range has been calibrated. Note 3: Conversion time is defined as the number of clock cycles (64 for voltage measurements, 125 for temperature measurements) multiplied by the int ...
Distribution Losses In Industrial Facilities
... the edges of a flat strip, producing what is known as 'skin' or 'edge' effect. The resulting non-uniform current density has the effect of increasing the apparent resistance of the conductor and gives rise to increased losses. Harmonic loading increases skin effect losses by the square of the incre ...
... the edges of a flat strip, producing what is known as 'skin' or 'edge' effect. The resulting non-uniform current density has the effect of increasing the apparent resistance of the conductor and gives rise to increased losses. Harmonic loading increases skin effect losses by the square of the incre ...
Bridge-Type Sensor Measurements are Enhanced
... This was traditionally done by adding a trim potentiometer in series with the external gain resistor of the instrumentation amplifier. To achieve higher levels of performance over a wider temperature range, system designers turned to software-controlled gain compensation. ...
... This was traditionally done by adding a trim potentiometer in series with the external gain resistor of the instrumentation amplifier. To achieve higher levels of performance over a wider temperature range, system designers turned to software-controlled gain compensation. ...
AN4705, Low-Power Wireless Charger Transmitter Design
... Freescale MC56F8006 DSC—this is like CPU of the system used for real-time precise control of the amount of power transferred from transmitter to receiver, communication data received, system state machine maintenance, fault monitor and protection, and HMI interaction. Single-stage full-bridge invert ...
... Freescale MC56F8006 DSC—this is like CPU of the system used for real-time precise control of the amount of power transferred from transmitter to receiver, communication data received, system state machine maintenance, fault monitor and protection, and HMI interaction. Single-stage full-bridge invert ...
STP36N55M5
... These devices are N-channel MDmesh™ V Power MOSFETs based on an innovative proprietary vertical process technology, which is combined with STMicroelectronics’ well-known PowerMESH™ horizontal layout structure. The resulting product has extremely low onresistance, which is unmatched among siliconbase ...
... These devices are N-channel MDmesh™ V Power MOSFETs based on an innovative proprietary vertical process technology, which is combined with STMicroelectronics’ well-known PowerMESH™ horizontal layout structure. The resulting product has extremely low onresistance, which is unmatched among siliconbase ...