Analysis of electrical equivalent circuit of metal–insulator–semiconductor structure based on admittance measurements
... these systems. The CPE element has the admittance YCPE = Q(iω)n, where Q and n are frequency independent parameters. For a further estimation of usability of the method, the impedance spectroscopy analysis should be performed for systems which could be easily investigated by the classical methods of ...
... these systems. The CPE element has the admittance YCPE = Q(iω)n, where Q and n are frequency independent parameters. For a further estimation of usability of the method, the impedance spectroscopy analysis should be performed for systems which could be easily investigated by the classical methods of ...
Using a DS1802 Pushbutton Digital Potentiometer
... The other issue with using digital potentiometers in this circuit is that the zero-crossing detector does not work because the high side of the potentiometer (H) is bias to VCC/2 and the low side of the potentiometer (L) is tied to ground. Thus, unless the magnitude of the AC signal is VCC/2, H and ...
... The other issue with using digital potentiometers in this circuit is that the zero-crossing detector does not work because the high side of the potentiometer (H) is bias to VCC/2 and the low side of the potentiometer (L) is tied to ground. Thus, unless the magnitude of the AC signal is VCC/2, H and ...
TPS54900 数据资料 dataSheet 下载
... The reference system consists of a band-gap circuit, four digital to analog converter outputs (DACs), and smoothing filters. The reference system provides independent set-point voltages to the PWM control loops of each channel, and are programmed via the 4-wire serial port. Output control of the reg ...
... The reference system consists of a band-gap circuit, four digital to analog converter outputs (DACs), and smoothing filters. The reference system provides independent set-point voltages to the PWM control loops of each channel, and are programmed via the 4-wire serial port. Output control of the reg ...
Design of a Low Cost Laser Vibrometer System Matiss Malahs
... speed of vibration the vibrational frequency can be derived. Usually the output of an LDV is an analog voltage that is directly proportional to the speed and frequency of the vibration. To extract the Doppler shift frequency, which correlates with the speed of the vibration, interferometry is used. ...
... speed of vibration the vibrational frequency can be derived. Usually the output of an LDV is an analog voltage that is directly proportional to the speed and frequency of the vibration. To extract the Doppler shift frequency, which correlates with the speed of the vibration, interferometry is used. ...
RF Coils - 81Bones.net
... the carrier frequency is of course identical to the ω0 of the system. •the frequency may have to be shifted when an off center slice excitation is required. This is the function of the synthesizer. •Synthesizer: delivers an RF signal with a controlled frequency. Subsequently the carrier is amplitude ...
... the carrier frequency is of course identical to the ω0 of the system. •the frequency may have to be shifted when an off center slice excitation is required. This is the function of the synthesizer. •Synthesizer: delivers an RF signal with a controlled frequency. Subsequently the carrier is amplitude ...
TPA0172 数据资料 dataSheet 下载
... delivering 2 W of continuous RMS power per channel into 4-Ω loads. This device utilizes the I2C bus to control its functionality, which minimizes the number of external components needed, simplifies the design, and frees up board space for other features. When driving 1 W into 8-Ω speakers, the TPA0 ...
... delivering 2 W of continuous RMS power per channel into 4-Ω loads. This device utilizes the I2C bus to control its functionality, which minimizes the number of external components needed, simplifies the design, and frees up board space for other features. When driving 1 W into 8-Ω speakers, the TPA0 ...
Silicon Chip errata for articles published in 2003
... (2) Some constructors have reported that the remote power-up function stops working after switching power on and off a number of times. The problem was traced to EEPROM corruption during brownout of the +5V supply to the microcontroller (IC1). To fix the problem, mount an MC34064P-5 undervoltage sen ...
... (2) Some constructors have reported that the remote power-up function stops working after switching power on and off a number of times. The problem was traced to EEPROM corruption during brownout of the +5V supply to the microcontroller (IC1). To fix the problem, mount an MC34064P-5 undervoltage sen ...
Publication : Design of Full Adder circuit using Double Gate
... size is required. But there are number of problems in scaling of bulk MOSFETs. The problems like leakage current, drain induced barrier lowering (DIBL) effect, and other short channel affects (SCE’s) degrade the performance of circuits. New device structure is needed which can work with improved per ...
... size is required. But there are number of problems in scaling of bulk MOSFETs. The problems like leakage current, drain induced barrier lowering (DIBL) effect, and other short channel affects (SCE’s) degrade the performance of circuits. New device structure is needed which can work with improved per ...
DM7446A, DM7447A BCD to 7-Segment Decoders/Drivers
... Note 2: The blanking input (BI) must be OPEN or held at a HIGH logic level when output functions 0 through 15 are desired. The ripple-blanking input (RBI) must be OPEN or HIGH if blanking of a decimal zero is not desired. Note 3: When a LOW logic level is applied directly to the blanking input (BI), ...
... Note 2: The blanking input (BI) must be OPEN or held at a HIGH logic level when output functions 0 through 15 are desired. The ripple-blanking input (RBI) must be OPEN or HIGH if blanking of a decimal zero is not desired. Note 3: When a LOW logic level is applied directly to the blanking input (BI), ...
digi96_pad_pst_hardware_e
... DIGI96/8 PAD adds an analog input, realized using a second stereo TRS jack. Two jumpers (J2/J3) on the board allow to change the input sensitivity between +4 dBu and -10 dBV. The first version of the PAD (revision 000 and 002) uses an AK5352 as AD-converter. Due to the clock situation on the board 6 ...
... DIGI96/8 PAD adds an analog input, realized using a second stereo TRS jack. Two jumpers (J2/J3) on the board allow to change the input sensitivity between +4 dBu and -10 dBV. The first version of the PAD (revision 000 and 002) uses an AK5352 as AD-converter. Due to the clock situation on the board 6 ...
Wb_Laser - EarthSignals.com
... diodes I had been using. To my surprise the diodes showed useable signals up to at least 1 GHz when reverse biased to around 50V. The reverse bias is a key point. The diodes I had been using showed no improvement in frequency response with reverse bias. With these new diodes, the high frequency resp ...
... diodes I had been using. To my surprise the diodes showed useable signals up to at least 1 GHz when reverse biased to around 50V. The reverse bias is a key point. The diodes I had been using showed no improvement in frequency response with reverse bias. With these new diodes, the high frequency resp ...
OPA3691 Triple Wideband, Current-Feedback OPERATIONAL AMPLIFIER With Disable FEATURES
... The OPA3691 sets a new level of performance for broadband, triple current-feedback op amps. Operating on a very low 5.1mA/ch supply current, the OPA3691 offers a slew rate and output power normally associated with a much higher supply current. A new output stage architecture delivers a high output c ...
... The OPA3691 sets a new level of performance for broadband, triple current-feedback op amps. Operating on a very low 5.1mA/ch supply current, the OPA3691 offers a slew rate and output power normally associated with a much higher supply current. A new output stage architecture delivers a high output c ...
May 2001 1MW Transimpedance Amplifier Achieves Near-Theoretical Noise Performance, 2.4GHz Gain Bandwidth, with Large-Area Photodiodes
... LT1806 is used for its high gain bandwidth and low noise. The IFN1471 ultralow noise JFET operates at its IDSS (VGS = 0V) with a typical transconductance of 30mS. With its source grounded, the JFET and its drain resistor, R5,2 set up a voltage gain of about six. The combination of the ultralow noise ...
... LT1806 is used for its high gain bandwidth and low noise. The IFN1471 ultralow noise JFET operates at its IDSS (VGS = 0V) with a typical transconductance of 30mS. With its source grounded, the JFET and its drain resistor, R5,2 set up a voltage gain of about six. The combination of the ultralow noise ...
MAX9718/MAX9719 Low-Cost, Mono/Stereo, 1.4W Differential Audio Power Amplifiers General Description
... improves noise rejection and provides common-mode rejection. A bridge-tied load (BTL) architecture minimizes external component count, while providing highquality, power audio amplification. The MAX9718 is a single-channel amplifier while the MAX9719 is a dualchannel amplifier for stereo systems. Bo ...
... improves noise rejection and provides common-mode rejection. A bridge-tied load (BTL) architecture minimizes external component count, while providing highquality, power audio amplification. The MAX9718 is a single-channel amplifier while the MAX9719 is a dualchannel amplifier for stereo systems. Bo ...
Fryze Power Theory with Adaptive-HCC based Active Power Line
... for each phase and directly generates the switching patterns for the PWM-voltage source inverter. It imposes a bang-bang instantaneous control method that draws the APF compensation current to follow its reference signal within a certain band limit. Upper Band Lower Band Actual Current ...
... for each phase and directly generates the switching patterns for the PWM-voltage source inverter. It imposes a bang-bang instantaneous control method that draws the APF compensation current to follow its reference signal within a certain band limit. Upper Band Lower Band Actual Current ...