DC fans - specials - ebm
... electronics. The torque of these three-phase motors, which is virtually independent of the rotor position, allows the fan to run very smoothly. The speed of these fans can be controlled over a very wide speed range by means of PWM, analog voltage, or temperature. Optionally, the fans can be supplied ...
... electronics. The torque of these three-phase motors, which is virtually independent of the rotor position, allows the fan to run very smoothly. The speed of these fans can be controlled over a very wide speed range by means of PWM, analog voltage, or temperature. Optionally, the fans can be supplied ...
Buck Current/Voltage Fed Push-Pull PWM
... Measure the rise time from when BUCK crosses 1 V until it crosses 9 V. To force BUCK high, force VCSAO=2.5 V, VCEAO = 2.5 V, a 25-kΩ pulldown resistor from RAMP to ground, and VCT = 0.5 V. To force BUCK low, force VCSAO = 2.5 V, VCEAO = 2.5 V, a 10-kΩ pulldown resistor from RAMP to ground, and VCT = ...
... Measure the rise time from when BUCK crosses 1 V until it crosses 9 V. To force BUCK high, force VCSAO=2.5 V, VCEAO = 2.5 V, a 25-kΩ pulldown resistor from RAMP to ground, and VCT = 0.5 V. To force BUCK low, force VCSAO = 2.5 V, VCEAO = 2.5 V, a 10-kΩ pulldown resistor from RAMP to ground, and VCT = ...
multisim
... 1. Construct a three-input combinational circuit for f = m (2, 4, 5, 7) with the aid of Multisim. Show and explain all the steps in details. 2. Design a four-input combinational circuit for f = m (0, 2, 4, 6, 9, 12, 14) with the aid of Multisim. Show and explain all the steps in details. 3. AB repre ...
... 1. Construct a three-input combinational circuit for f = m (2, 4, 5, 7) with the aid of Multisim. Show and explain all the steps in details. 2. Design a four-input combinational circuit for f = m (0, 2, 4, 6, 9, 12, 14) with the aid of Multisim. Show and explain all the steps in details. 3. AB repre ...
AD7484 - Analog Devices
... Reference Output. REFOUT connects to the output of the internal 2.5 V reference buffer. A 470 nF capacitor must be placed between this pin and AGND. Reference Input. A 470 nF capacitor must be placed between this pin and AGND. When using an external voltage reference source, the reference voltage sh ...
... Reference Output. REFOUT connects to the output of the internal 2.5 V reference buffer. A 470 nF capacitor must be placed between this pin and AGND. Reference Input. A 470 nF capacitor must be placed between this pin and AGND. When using an external voltage reference source, the reference voltage sh ...
L6393
... the possibility to control the power stages using the PHASE signal to select the current direction in the bridge and the BRAKE signal to perform current slow decay on the low sides. From the point of view of the logic operations the two signals PHASE and BRAKE are completely equivalent, that means t ...
... the possibility to control the power stages using the PHASE signal to select the current direction in the bridge and the BRAKE signal to perform current slow decay on the low sides. From the point of view of the logic operations the two signals PHASE and BRAKE are completely equivalent, that means t ...
Peak holder employing field
... 18, whose output in turn is connected to output terminal a high-gain preampli?er connected in series with a diode 20. A storage capacitor 22 is connected from a point be arranged to pass the signal to be detected and held, and a post-ampli?er having a high input impedance. A capaci 15 tween diode 16 ...
... 18, whose output in turn is connected to output terminal a high-gain preampli?er connected in series with a diode 20. A storage capacitor 22 is connected from a point be arranged to pass the signal to be detected and held, and a post-ampli?er having a high input impedance. A capaci 15 tween diode 16 ...
The Zeeman and Hyperfine Splittings of Mercury Emission
... electrically by a Burleigh FP controller, which can control each crystal individually and also output an overall bias voltage to all three if desired. Furthermore, the sensitivity of each crystal to the FP controller output can be changed through the trim controls. The FP controller can output a saw ...
... electrically by a Burleigh FP controller, which can control each crystal individually and also output an overall bias voltage to all three if desired. Furthermore, the sensitivity of each crystal to the FP controller output can be changed through the trim controls. The FP controller can output a saw ...
LM311 datasheet - Department of Electrical Engineering
... OSCILLATIONS IN COMPARATOR APPLICATIONS When a high-speed comparator such as the LM111 is used with fast input signals and low source impedances, the output response will normally be fast and stable, assuming that the power supplies have been bypassed (with 0.1 mF disc capacitors), and that the outp ...
... OSCILLATIONS IN COMPARATOR APPLICATIONS When a high-speed comparator such as the LM111 is used with fast input signals and low source impedances, the output response will normally be fast and stable, assuming that the power supplies have been bypassed (with 0.1 mF disc capacitors), and that the outp ...
LM111/LM211/LM311 Voltage Comparator
... OSCILLATIONS IN COMPARATOR APPLICATIONS When a high-speed comparator such as the LM111 is used with fast input signals and low source impedances, the output response will normally be fast and stable, assuming that the power supplies have been bypassed (with 0.1 mF disc capacitors), and that the outp ...
... OSCILLATIONS IN COMPARATOR APPLICATIONS When a high-speed comparator such as the LM111 is used with fast input signals and low source impedances, the output response will normally be fast and stable, assuming that the power supplies have been bypassed (with 0.1 mF disc capacitors), and that the outp ...
Chapter 9
... Op amp compensation quiz Beyond fb, an RC lag circuit’s output drops at a rate of __________ per decade. 20 dB The maximum phase lag for one RC network is __________. 90o An interelectrode capacitance can be effectively much larger due to _______ effect. Miller Op amp multiple lags cause negative f ...
... Op amp compensation quiz Beyond fb, an RC lag circuit’s output drops at a rate of __________ per decade. 20 dB The maximum phase lag for one RC network is __________. 90o An interelectrode capacitance can be effectively much larger due to _______ effect. Miller Op amp multiple lags cause negative f ...
Aquaboy Deluxe - MadBeanPedals
... Relocated R55 and R27 before the two 82k biasing resistors rather than after. Relocated BBD jumper pads where they can more easily be changed after-the-fact. Updated PCB to 2015 Eagle library. ...
... Relocated R55 and R27 before the two 82k biasing resistors rather than after. Relocated BBD jumper pads where they can more easily be changed after-the-fact. Updated PCB to 2015 Eagle library. ...
Electronics Devices and Circuits
... OFF UJT acts like open switch and allows capacitor C to charge towards +VBB through variable resistor R. VC = VE now starts increasing exponentially and when VE = (VBB + 0.7) = VP then internal P-N junction is forward biased and starts conducting. UJT is now switched on and the charged capacitor st ...
... OFF UJT acts like open switch and allows capacitor C to charge towards +VBB through variable resistor R. VC = VE now starts increasing exponentially and when VE = (VBB + 0.7) = VP then internal P-N junction is forward biased and starts conducting. UJT is now switched on and the charged capacitor st ...
2013
... 1. a) List the different members of the thyristor family. Draw their characteristics and explain in brief. b) Define latching and holding currents as applicable to an SCR. Show these currents on its static V-I characteristics. 2. a) Describe the series and parallel operation of SCRs. b) SCRs with a ...
... 1. a) List the different members of the thyristor family. Draw their characteristics and explain in brief. b) Define latching and holding currents as applicable to an SCR. Show these currents on its static V-I characteristics. 2. a) Describe the series and parallel operation of SCRs. b) SCRs with a ...
A MEMS Resonant Strain Sensor with 33 nano
... eliminates the disadvantages of the traditional approach. First of all, the analog VCO is replaced with a digital counter removing most of the variation and nonlinearity due to this block (Fig. 1b). We have used a crystal oscillator as a reference and hence can achieve much better phase noise and, m ...
... eliminates the disadvantages of the traditional approach. First of all, the analog VCO is replaced with a digital counter removing most of the variation and nonlinearity due to this block (Fig. 1b). We have used a crystal oscillator as a reference and hence can achieve much better phase noise and, m ...
ADA4862-3
... Information furnished by Analog Devices is believed to be accurate and reliable. However, no responsibility is assumed by Analog Devices for its use, nor for any infringements of patents or other rights of third parties that may result from its use. Specifications subject to change without notice. N ...
... Information furnished by Analog Devices is believed to be accurate and reliable. However, no responsibility is assumed by Analog Devices for its use, nor for any infringements of patents or other rights of third parties that may result from its use. Specifications subject to change without notice. N ...
ADAV4601 数据手册DataSheet 下载
... The ADAV4601 is an enhanced audio processor targeting advanced TV applications with full support for digital and analog baseband audio. The audio processor, by default, loads a dedicated TV audio flow that incorporates full matrix switching (any input to any output), automatic volume control that co ...
... The ADAV4601 is an enhanced audio processor targeting advanced TV applications with full support for digital and analog baseband audio. The audio processor, by default, loads a dedicated TV audio flow that incorporates full matrix switching (any input to any output), automatic volume control that co ...
Life-Limiting Factors in Electrolytic Capacitors
... from one supplier compared to another depending on the capacitor design. The design, materials and fabrication processes determine the life time and the reliability of the capacitor. With a good capacitor design this makes it possible to meet the application ripple current requirements with less cap ...
... from one supplier compared to another depending on the capacitor design. The design, materials and fabrication processes determine the life time and the reliability of the capacitor. With a good capacitor design this makes it possible to meet the application ripple current requirements with less cap ...
Chapter 8 - High Voltage Surge Generators
... The apparatus which produces the required voltages is the impulse generator. In high voltage engineering, an impulse voltage is normally a unidirectional voltage which rises quickly without appreciable oscillations, to a peak value and then falls less rapidly to zero. A full impulse wave is one whic ...
... The apparatus which produces the required voltages is the impulse generator. In high voltage engineering, an impulse voltage is normally a unidirectional voltage which rises quickly without appreciable oscillations, to a peak value and then falls less rapidly to zero. A full impulse wave is one whic ...
Oscilloscope history
This article discusses the history and development of oscilloscope technology.