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DYNAMIC MEASUREMENT UNCERTAINTY OF HV VOLTAGE DIVIDERS
DYNAMIC MEASUREMENT UNCERTAINTY OF HV VOLTAGE DIVIDERS

... bandwidth limitation of the measurement system and results in a noise level of the estimated measurand without any definite bound. The prototype can also be unstable. In general it has to be regularized by means of filtering, stabilized as well as mapped to discrete time for sampled data [3]. Here h ...
use of arno converter and motor-generator set to convert a
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Low-noise Precision Variable Reference
Low-noise Precision Variable Reference

... introduced by the REF5010. If higher noise references must are used or lower noise is required, an RC filter can be used to limit the bandwidth to close to dc with a large capacitor. The RC will also slow down the response of the reference at start-up therefore it is important to find a good balance ...
Continuous phase amplification with a Sagnac interferometer
Continuous phase amplification with a Sagnac interferometer

... the quantum efficiency of each detector so that the number of photons used with each technique is the same for these two values, yet we ignore any contribution of dark current, thermal, or mechanical noise to the expected SNR. Importantly, the SNR resulting from both measurement techniques is approx ...
IOSR Journal of Electrical and Electronics Engineering (IOSR-JEEE) e-ISSN: 2278-1676,p-ISSN: 2320-3331,
IOSR Journal of Electrical and Electronics Engineering (IOSR-JEEE) e-ISSN: 2278-1676,p-ISSN: 2320-3331,

ADA4841-1 数据手册DataSheet 下载
ADA4841-1 数据手册DataSheet 下载

... The ADA4841-1/ADA4841-2 are unity gain stable, low noise and distortion, rail-to-rail output amplifiers that have a quiescent current of 1.5 mA maximum. Despite their low power consumption, these amplifiers offer low wideband voltage noise performance of 2.1 nV/√Hz and 1.4 pA/√Hz current noise, alon ...
MOD II
MOD II

... 1 phase half wave controlled rectifier with R-L load During the +ve half cycle ( 0 to Π) SCR T1 and diode D1 are forward biased. At ωt =α, SCR and diode D1 comes to the ON state. Now the current flows through path P- T1-R-L-D1-N. When the supply voltage reverses at ωt=Π, the diode D2 is forward bia ...
INCREASING POWER LEVEL IN RENEWABLE POWER
INCREASING POWER LEVEL IN RENEWABLE POWER

... smaller filter inductor compared with the conventional halfbridge and full-bridge inverters. The conventional singlephase multilevel inverter topologies include the diodeclamped, the flying capacitor, and the cascade H-bridge types, as shown in Fig. 1. Fig. 1(a) shows the basic configuration of a di ...
Cover Page - Howard Industries
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... A or B Regulator Type: Allows the user to select the type of regulator being used to provide a more accurate source voltage calculation. ...
V Loading Effects and Input Resistance
V Loading Effects and Input Resistance

Instructions for Using Circuit System Design Method Cards
Instructions for Using Circuit System Design Method Cards

... process for an LED temperature indicator and show how the cards may be used to find Thevenin equivalents of basic circuits. In each case, the key idea is to collapse a circuit into a new Thevenin equivalent after adding a system (or circuit) block to its output. Formulas on the right side of the cir ...
NB3N106K 3.3V Differential 1:6 Fanout Clock Driver with HCSL Outputs
NB3N106K 3.3V Differential 1:6 Fanout Clock Driver with HCSL Outputs

... NOTE: Device will meet the specifications after thermal equilibrium has been established when mounted in a test socket or printed circuit board with maintained transverse airflow greater than 500 lfpm. Electrical parameters are guaranteed only over the declared operating temperature range. Functiona ...
AP7331  300mA, LOW QUIESCENT CURRENT, FAST TRANSIENT LOW DROPOUT LINEAR REGULATOR
AP7331 300mA, LOW QUIESCENT CURRENT, FAST TRANSIENT LOW DROPOUT LINEAR REGULATOR

... glitch and noise. The amount of the capacitance may be increased without limit. This input capacitor must be located as close as possible to the device to assure input stability and less noise. For PCB layout, a wide copper trace is required for both VIN and GND. A lower ESR capacitor allows the use ...
AD7356 数据手册DataSheet下载
AD7356 数据手册DataSheet下载

... Analog Inputs of ADC A. These analog inputs form a fully differential pair. Reference Decoupling Capacitor Pins. Decoupling capacitors are connected between these pins and the REFGND pin to decouple the reference buffer for each respective ADC. It is recommended to decouple each reference pin with a ...
LTC6090(-5) - Linear Technology
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... goes active when the die temperature approaches 150°C. The output stage may be turned off with the output disable pin OD. By tying the OD pin to the thermal warning output (TFLAG), the part will disable the output stage when it is out of the safe operating area. These pins easily interface to any lo ...
J.M. Rivas, O. Leitermann, Y. Han, and D.J. Perreault, “A Very High Frequency dc-dc Converter Based on a Class Phi-2 Resonant Inverter,” IEEE Transactions on Power Electronics , Vol. 26, No. 10, pp. 2980-2992, Oct. 2011.
J.M. Rivas, O. Leitermann, Y. Han, and D.J. Perreault, “A Very High Frequency dc-dc Converter Based on a Class Phi-2 Resonant Inverter,” IEEE Transactions on Power Electronics , Vol. 26, No. 10, pp. 2980-2992, Oct. 2011.

... switches with their control ports referenced to constant potentials are often preferred. Likewise, it is often preferable to design inverters using only one semiconductor switch because of the difficulty of accurately commutating among multiple devices in this frequency range. Furthermore, switching ...
Chapter 1 Introduction to Electronics
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... An electrical signal is a time varying voltage or current which bears the information by altering the characteristics of the voltage or current. In an analog signal the characteristics of the voltage or current which represents the information can be any value. ...
PKB 4000B series Intermediate Bus Converters Input 36
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MAX3693 +3.3V, 622Mbps, SDH/SONET 4:1 Serializer with Clock Synthesis and LVDS Inputs
MAX3693 +3.3V, 622Mbps, SDH/SONET 4:1 Serializer with Clock Synthesis and LVDS Inputs

... frequency-synthesizing PLL (consisting of a phase/ frequency detector, loop filter/amplifier, voltagecontrolled oscillator, and prescaler). This device converts 4-bit-wide, 155Mbps data to 622Mbps serial data (Figure 1). The PLL synthesizes an internal 622Mbps reference used to clock the output shif ...
AD8600 数据手册DataSheet 下载
AD8600 数据手册DataSheet 下载

... The output of the DAC ladder is buffered by a rail-to-rail output amplifier. This amplifier is configured as a unity gain follower as shown in Figure 16. The input stage of the amplifier contains a PNP differential pair to provide low offset drift and noise. The output stage is shown in Figure 17. I ...
Integrated Wireless Power Li-Ion Charger Receiver, Qi (WPC
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... The Output LC filter is required to supply constant current to the output load. A larger value inductance at this filter results in less inductor ripple current (∆IL) and less output ripple voltage. However, the larger value inductors tend to have less fast load transient-response, a larger physical ...
PTH08T210W
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... pending). TurboTrans allows the transient response of the regulator to be optimized externally, resulting in a reduction of output voltage deviation following a load transient and a reduction in required output capacitance. This feature also offers enhanced stability when used with ultra-low ESR out ...
ATMAE 2012 Session 3 Part 2 - Southwest Center for Microsystems
ATMAE 2012 Session 3 Part 2 - Southwest Center for Microsystems

... This design allows for the measurement of very small changes in the environmental factor that affects the transducers while greatly suppressing electrical noise and thus improving the “signal to noise ratio” Basic Wheatstone Bridge Configuration with two transducers or sensing elements (R1 and R4) ...
Comparative Analysis of CMOS based Pseudo Differential Amplifiers
Comparative Analysis of CMOS based Pseudo Differential Amplifiers

... It is noted that the choice of α requires precaution. A large value of α can result in a large differential gain. However, large value of α can drive the circuit unstable. In practice, α should be set a little bit larger than one to compensate for the loss, due to the imperfection of the current mir ...
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Integrating ADC



An integrating ADC is a type of analog-to-digital converter that converts an unknown input voltage into a digital representation through the use of an integrator. In its most basic implementation, the unknown input voltage is applied to the input of the integrator and allowed to ramp for a fixed time period (the run-up period). Then a known reference voltage of opposite polarity is applied to the integrator and is allowed to ramp until the integrator output returns to zero (the run-down period). The input voltage is computed as a function of the reference voltage, the constant run-up time period, and the measured run-down time period. The run-down time measurement is usually made in units of the converter's clock, so longer integration times allow for higher resolutions. Likewise, the speed of the converter can be improved by sacrificing resolution.Converters of this type can achieve high resolution, but often do so at the expense of speed. For this reason, these converters are not found in audio or signal processing applications. Their use is typically limited to digital voltmeters and other instruments requiring highly accurate measurements.
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