Unity-Power-Factor Operation of Three
... IC (UC3854) and fed to Driver IC (UC3706). Drive IC provides complementary gate drive pulses with sufficient dead band. A PCB-mounted miniature current LEM is used for sensing the boost inductor current. When boost inductor current exceeds the set limit, drive pulses are disabled, hence the converte ...
... IC (UC3854) and fed to Driver IC (UC3706). Drive IC provides complementary gate drive pulses with sufficient dead band. A PCB-mounted miniature current LEM is used for sensing the boost inductor current. When boost inductor current exceeds the set limit, drive pulses are disabled, hence the converte ...
Smart Power Switch - Texas Instruments
... turn-on delay cycle is user programmable by the CDEL capacitor value. While VCC is interrupted, the outputs will be in an indeterminate state and they may turn off during this interval, tINT. However, as long as the programmed interruption time is not exceeded, the outputs will immediately turn back ...
... turn-on delay cycle is user programmable by the CDEL capacitor value. While VCC is interrupted, the outputs will be in an indeterminate state and they may turn off during this interval, tINT. However, as long as the programmed interruption time is not exceeded, the outputs will immediately turn back ...
Simulation and Performance Analysis of Parallel Resonant Inverter
... power switch of the proposed electronic ballast is excited by the driving signal . The duty cycle of the driving signal is d. The circuit operation can be divided into two modes in accordance with the conducting power switch within one high-frequency cycle. A.Mode1: Switch is ON To turn on signal is ...
... power switch of the proposed electronic ballast is excited by the driving signal . The duty cycle of the driving signal is d. The circuit operation can be divided into two modes in accordance with the conducting power switch within one high-frequency cycle. A.Mode1: Switch is ON To turn on signal is ...
abstract - Innovetech
... flyback converter causes voltage overshoot across the main switch at turn-off and the turn-off switching loss becomes more severe. The proposed snubber solves these problems by adding additional capacitor in parallel with the main switch. This capacitor reduces the voltage overshoot and also lowers ...
... flyback converter causes voltage overshoot across the main switch at turn-off and the turn-off switching loss becomes more severe. The proposed snubber solves these problems by adding additional capacitor in parallel with the main switch. This capacitor reduces the voltage overshoot and also lowers ...
Compensation Made Easy: Advances in Designing with Digital
... So divide measured loop gain by known compensator TF. Then use this measured response instead of modeled plant to choose compensation. Note that the measured TF is more damped than the modeled TF. Measurement takes into account losses not included in plant model. Losses show up as effective incr ...
... So divide measured loop gain by known compensator TF. Then use this measured response instead of modeled plant to choose compensation. Note that the measured TF is more damped than the modeled TF. Measurement takes into account losses not included in plant model. Losses show up as effective incr ...
AN136 - Linear Technology
... and electrolytic capacitors should not block the air flow to the low profile, surface mount semiconductor components such as power MOSFETs, PWM controller, etc. To prevent the switching noise from upsetting other analog signals in the system, avoid routing sensitive signal traces underneath the supp ...
... and electrolytic capacitors should not block the air flow to the low profile, surface mount semiconductor components such as power MOSFETs, PWM controller, etc. To prevent the switching noise from upsetting other analog signals in the system, avoid routing sensitive signal traces underneath the supp ...
Doppler-Induced Dynamics of Fields in Fabry
... this study both the cavity length scans and the frequency scans were analyzed using all three signals: the intensities of the reflected and transmitted fields as well as the PoundDrever signal. Although the transient has been frequently observed in experiments, its theory is far from being complete. ...
... this study both the cavity length scans and the frequency scans were analyzed using all three signals: the intensities of the reflected and transmitted fields as well as the PoundDrever signal. Although the transient has been frequently observed in experiments, its theory is far from being complete. ...
CD74HCT4067-Q1 数据资料 dataSheet 下载
... This analog multiplexer/demultiplexer controls analog voltages that may vary across the voltage supply range. It is a bidirectional switch, thus allowing any analog input to be used as an output and vice-versa. The switch has low “on” resistance and low “off” leakages. In addition, the device has an ...
... This analog multiplexer/demultiplexer controls analog voltages that may vary across the voltage supply range. It is a bidirectional switch, thus allowing any analog input to be used as an output and vice-versa. The switch has low “on” resistance and low “off” leakages. In addition, the device has an ...
Ω MAX4721/MAX4722/MAX4723 4.5 Dual SPST Analog Switches in UCSP
... Infrared (15s) ...............................................................+220°C Vapor Phase (60s) .......................................................+215°C ...
... Infrared (15s) ...............................................................+220°C Vapor Phase (60s) .......................................................+215°C ...
NI SCB-68A User Manual and Specifications
... instructions if National Instruments receives notice of such defects during the warranty period. National Instruments does not warrant that the operation of the software shall be uninterrupted or error free. A Return Material Authorization (RMA) number must be obtained from the factory and clearly m ...
... instructions if National Instruments receives notice of such defects during the warranty period. National Instruments does not warrant that the operation of the software shall be uninterrupted or error free. A Return Material Authorization (RMA) number must be obtained from the factory and clearly m ...
R2R_LabActivity - Rev5-10-10M2
... When the R2R Ladder Network is used as a Digital-to-Analog Converter, digital data is inputted to the ladder as individual bits, which are switched between a reference voltage (Vr) and ground. R2R Ladder Network DC/AC Circuits ...
... When the R2R Ladder Network is used as a Digital-to-Analog Converter, digital data is inputted to the ladder as individual bits, which are switched between a reference voltage (Vr) and ground. R2R Ladder Network DC/AC Circuits ...
HP 34401A User`s Guide
... you are measuring small ac signals in the presence of large dc offsets. For example, this situation is common when measuring ac ripple present on dc power supplies. There are situations, however, where you might want to know the ac+dc true RMS value. You can determine this value by combining results ...
... you are measuring small ac signals in the presence of large dc offsets. For example, this situation is common when measuring ac ripple present on dc power supplies. There are situations, however, where you might want to know the ac+dc true RMS value. You can determine this value by combining results ...
Peter O`Shea. "Phase Measurement
... think of the phase at a given time as the fractional portion of the period that has been completed. This is commonly expressed in degrees or radians, with full cycle completion corresponding to 360° or 2π radians. Thus, when the cycle is just beginning, the phase is zero. When the cycle is half comp ...
... think of the phase at a given time as the fractional portion of the period that has been completed. This is commonly expressed in degrees or radians, with full cycle completion corresponding to 360° or 2π radians. Thus, when the cycle is just beginning, the phase is zero. When the cycle is half comp ...
MAX15112 Evaluation Kit Evaluates: MAX15112 General Description Features
... evaluate the MAX15112 high-efficiency, 12A, step-down regulator with integrated switches. The applications include distributed power systems, portable devices, and preregulators. The EV kit is preset for 1.5V output at load currents up to 12A from a 2.7V to 5.5V input supply. The device features a 1 ...
... evaluate the MAX15112 high-efficiency, 12A, step-down regulator with integrated switches. The applications include distributed power systems, portable devices, and preregulators. The EV kit is preset for 1.5V output at load currents up to 12A from a 2.7V to 5.5V input supply. The device features a 1 ...
AD7171 数据手册DataSheet下载
... The AD7171 is a very low power 16-bit analog-to-digital converter (ADC). It contains a precision 16-bit sigma-delta (Σ-Δ) ADC and an on-chip oscillator. Consuming only 135 μA, the AD7171 is particularly suitable for portable or battery operated products where very low power is a requirement. The AD7 ...
... The AD7171 is a very low power 16-bit analog-to-digital converter (ADC). It contains a precision 16-bit sigma-delta (Σ-Δ) ADC and an on-chip oscillator. Consuming only 135 μA, the AD7171 is particularly suitable for portable or battery operated products where very low power is a requirement. The AD7 ...
AD8651
... distortion, rail-to-rail CMOS operational amplifiers that run from a single-supply voltage of 2.7 V to 5.5 V. The AD865x family is made up of rail-to-rail input and output amplifiers with a gain bandwidth of 50 MHz and a typical voltage offset of 100 μV across common mode from a 5 V supply. It also ...
... distortion, rail-to-rail CMOS operational amplifiers that run from a single-supply voltage of 2.7 V to 5.5 V. The AD865x family is made up of rail-to-rail input and output amplifiers with a gain bandwidth of 50 MHz and a typical voltage offset of 100 μV across common mode from a 5 V supply. It also ...
AN60-038 - Mini Circuits
... particular load or source impedance (VSWR) conditions, an undesirable situation. (See also Unconditionally stable.) Cp (Process capability) Process capability is broadly defined as the specification width (S) divided by the process width (P) and is an indication of the spread of the process. Specifi ...
... particular load or source impedance (VSWR) conditions, an undesirable situation. (See also Unconditionally stable.) Cp (Process capability) Process capability is broadly defined as the specification width (S) divided by the process width (P) and is an indication of the spread of the process. Specifi ...
Oscilloscope history
This article discusses the history and development of oscilloscope technology.