Voltage and Current Inversion Challenges When Protecting
... bank at high speed, which reduces the total amount of energy the MOVs need to dissipate. The high-speed bypassing of the capacitor bank for internal faults is also beneficial to the line protection. The system does not require a full bypass for the worst case external faults, which improves system s ...
... bank at high speed, which reduces the total amount of energy the MOVs need to dissipate. The high-speed bypassing of the capacitor bank for internal faults is also beneficial to the line protection. The system does not require a full bypass for the worst case external faults, which improves system s ...
FAN4800AU/CU PFC/ PWM Controller Combination FAN48 00AU/CU —
... The rectified sinusoidal signal is obtained by the current flowing into the IAC pin. The resistor RIAC should be large enough to prevent saturation of the gain modulator, calculating as: ...
... The rectified sinusoidal signal is obtained by the current flowing into the IAC pin. The resistor RIAC should be large enough to prevent saturation of the gain modulator, calculating as: ...
TPS62674 数据资料 dataSheet 下载
... Stresses beyond those listed under absolute maximum ratings may cause permanent damage to the device. These are stress ratings only and functional operation of the device at these or any other conditions beyond those indicated under recommended operating conditions is not implied. Exposure to absolu ...
... Stresses beyond those listed under absolute maximum ratings may cause permanent damage to the device. These are stress ratings only and functional operation of the device at these or any other conditions beyond those indicated under recommended operating conditions is not implied. Exposure to absolu ...
AP3591 Description A Product Line of
... 3. Power On Reset and Soft-start Power on reset occurs when VDD rises above approximately 3.9V: the IC will reset the fault latch and prepare the PWM for operation. When V DD is below 3.6V, the VDD under voltage lockout (UVLO) circuitry inhibits switching by keeping UGATE and LGATE low. A built-in s ...
... 3. Power On Reset and Soft-start Power on reset occurs when VDD rises above approximately 3.9V: the IC will reset the fault latch and prepare the PWM for operation. When V DD is below 3.6V, the VDD under voltage lockout (UVLO) circuitry inhibits switching by keeping UGATE and LGATE low. A built-in s ...
MC100ES8111, Low Voltage 1:10 Differential HSTL Clock Fanout
... The MC100ES8111 is designed for low skew clock distribution systems and supports clock frequencies up to 625 MHz. The device accepts two clock sources. The CLK0 input accepts HSTL compatible signals and CLK1 accepts PECL compatible signals. The selected input signal is distributed to 10 identical, d ...
... The MC100ES8111 is designed for low skew clock distribution systems and supports clock frequencies up to 625 MHz. The device accepts two clock sources. The CLK0 input accepts HSTL compatible signals and CLK1 accepts PECL compatible signals. The selected input signal is distributed to 10 identical, d ...
P84425
... Wheelock’s Series HS4 High Intensity Horn Strobes can provide a non-synchronized strobe appliance when connected directly to a Fire Alarm Control Panel (FACP), or provide a synchronized strobe appliance when used in conjunction with a Sync Module (SM), Dual Sync Module (DSM) or Wheelock’s Power Supp ...
... Wheelock’s Series HS4 High Intensity Horn Strobes can provide a non-synchronized strobe appliance when connected directly to a Fire Alarm Control Panel (FACP), or provide a synchronized strobe appliance when used in conjunction with a Sync Module (SM), Dual Sync Module (DSM) or Wheelock’s Power Supp ...
MAX8798 Internal-Switch Boost Regulator with Integrated 3-Channel Scan Driver for TFT LCDs
... memory; an I2C interface; and a high-voltage, level-shifting scan driver. The device is optimized for thin-film transistor (TFT) liquid-crystal display (LCD) applications. The step-up DC-DC converter provides the regulated supply voltage for panel source driver ICs. The high switching frequency allo ...
... memory; an I2C interface; and a high-voltage, level-shifting scan driver. The device is optimized for thin-film transistor (TFT) liquid-crystal display (LCD) applications. The step-up DC-DC converter provides the regulated supply voltage for panel source driver ICs. The high switching frequency allo ...
TLE2142-Q1
... of a 10-V step with a 2-kΩ/100-pF load is useful in fast actuator/positioning drivers. Under similar test conditions, settling time to 0.01% is 400 ns. The device is stable with capacitive loads up to 10 nF, although the 6-MHz bandwidth decreases to 1.8 MHz at this high loading level. As such, the T ...
... of a 10-V step with a 2-kΩ/100-pF load is useful in fast actuator/positioning drivers. Under similar test conditions, settling time to 0.01% is 400 ns. The device is stable with capacitive loads up to 10 nF, although the 6-MHz bandwidth decreases to 1.8 MHz at this high loading level. As such, the T ...
DRV8872-Q1 Automotive 3.6-A Brushed DC Motor Driver With Fault
... The DRV8872-Q1 device can be used in multiple ways to drive a brushed DC motor. 7.4.1 PWM With Current Regulation This scheme uses all of the capabilities of the device. The ITRIP current is set above the normal operating current, and high enough to achieve an adequate spin-up time, but low enough t ...
... The DRV8872-Q1 device can be used in multiple ways to drive a brushed DC motor. 7.4.1 PWM With Current Regulation This scheme uses all of the capabilities of the device. The ITRIP current is set above the normal operating current, and high enough to achieve an adequate spin-up time, but low enough t ...
Electromagnetic Interference (EMI) in Power Supplies
... implementation: making the filter long and thin, reducing the coupling capacitance, and increasing the impedance between input and output. The components should be large enough to cope with the required peak currents and provide sufficient damping (with a margin). They should not be too large, since ...
... implementation: making the filter long and thin, reducing the coupling capacitance, and increasing the impedance between input and output. The components should be large enough to cope with the required peak currents and provide sufficient damping (with a margin). They should not be too large, since ...
MAX16814 Evaluation Kit Evaluates: General Description Features
... current setting for the IC SETI pin, which sets the HB LED string current. The EV kit features PCB pads to facilitate connecting HB LED strings for evaluation. The VOUT PCB pads provide connections for connecting each HB LED string’s anode to the DC-DC preregulator output. The OUT1–OUT4 PCB pads pro ...
... current setting for the IC SETI pin, which sets the HB LED string current. The EV kit features PCB pads to facilitate connecting HB LED strings for evaluation. The VOUT PCB pads provide connections for connecting each HB LED string’s anode to the DC-DC preregulator output. The OUT1–OUT4 PCB pads pro ...
generator selection contents
... Power Factor (p.f) The nature of the load in an a.c. circuit will determine if the current drawn is in phase or out of phase with the generated voltage. The load again determines if that current waveform ‘leads’ the voltage waveform or ‘lags’ the voltage waveform. For normal industrial loads (e.g. m ...
... Power Factor (p.f) The nature of the load in an a.c. circuit will determine if the current drawn is in phase or out of phase with the generated voltage. The load again determines if that current waveform ‘leads’ the voltage waveform or ‘lags’ the voltage waveform. For normal industrial loads (e.g. m ...
The DatasheetArchive - Datasheet Search Engine
... enhancements, improvements, and other changes to its products and services at any time and to discontinue any product or service without notice. Customers should obtain the latest relevant information before placing orders and should verify that such information is current and complete. All products ...
... enhancements, improvements, and other changes to its products and services at any time and to discontinue any product or service without notice. Customers should obtain the latest relevant information before placing orders and should verify that such information is current and complete. All products ...
Fully decoupled current control and energy balancing of the
... measured and transformed voltage components are filtered to control only the average values due to the intrinsic energy pulsation in the converter arms [17]. Here, additional benefits of the proposed transformation can be obviously seen: During symmetrical operation of the M3C each of the four diffe ...
... measured and transformed voltage components are filtered to control only the average values due to the intrinsic energy pulsation in the converter arms [17]. Here, additional benefits of the proposed transformation can be obviously seen: During symmetrical operation of the M3C each of the four diffe ...
FAN7711 Ballast Control Integrated Circuit F AN77
... When CPH voltage exceeds 5V, the operating frequency is fixed to fOSC by RT. However, active ZVS operation is not activated until CPH reaches ~6V. The FAN7711 prepares for active ZVS operation from the instant CPH exceeds 5V during t2 to t3. When CPH becomes higher than ~6V at t3, the active ZVS ope ...
... When CPH voltage exceeds 5V, the operating frequency is fixed to fOSC by RT. However, active ZVS operation is not activated until CPH reaches ~6V. The FAN7711 prepares for active ZVS operation from the instant CPH exceeds 5V during t2 to t3. When CPH becomes higher than ~6V at t3, the active ZVS ope ...
Atmel MSL3086 / MSL3088 8-String 60mA LED Drivers with Integrated FULL DATASHEET
... Power Supply Input: Power supply input. Apply 4.5V to 5.5V to VIN. Decouple VIN to GND a 1uF or greater capacitor placed close to VIN. I²C Serial Data I/O: SDA is the I²C serial interface data input/output. Connect SDA to VIN when unused. For interface information see the ...
... Power Supply Input: Power supply input. Apply 4.5V to 5.5V to VIN. Decouple VIN to GND a 1uF or greater capacitor placed close to VIN. I²C Serial Data I/O: SDA is the I²C serial interface data input/output. Connect SDA to VIN when unused. For interface information see the ...
MAX14777 Quad Beyond-the-Rails
... signal range for all switches when pin SEL35 is high. When pin SEL35 is low, the analog signal range reduces to -15V/+15V signal range, also resulting in a lower VCC supply current. SEL35 trades off high-side analog signal range for supply current. Each switch has a separate control input to allow i ...
... signal range for all switches when pin SEL35 is high. When pin SEL35 is low, the analog signal range reduces to -15V/+15V signal range, also resulting in a lower VCC supply current. SEL35 trades off high-side analog signal range for supply current. Each switch has a separate control input to allow i ...
Compact and Wideband Parallel-Strip 180° Hybrid Coupler with
... broadband have a great impact on design issues of a high performance RF and microwave front-ends at both component and system levels. Power dividers and combiners play critical roles in RF and microwave circuit designs as they are the fundamental and indispensable components in the wireless communic ...
... broadband have a great impact on design issues of a high performance RF and microwave front-ends at both component and system levels. Power dividers and combiners play critical roles in RF and microwave circuit designs as they are the fundamental and indispensable components in the wireless communic ...