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DC1646A LTC5564 15GHz RF Power Detector with Comparator
DC1646A LTC5564 15GHz RF Power Detector with Comparator

... is capable of driving a 1.7mA load with an output swing range of approximately 295mV to VCC – 1.6V. The standard demonstration circuit 1646A has a unity gain. Therefore, the pins G0 and G1 (or the test point Gain0 and Gain1) are pulling down for the logical Low with R10 = R11 = 10k resistors. The pi ...
PNIMNiPE_nr56
PNIMNiPE_nr56

... (+125C power modules) temperatures. When the same test procedures were applied at –40C, at full current demand for both drives, DESAT faults of phase B of drive 1 appeared during normal operation (without a short circuit). From circuit signal analysis it became evident, that at low temperature loo ...
M-1 Mic Preamp M-2 Mic Preamp M-1 Personal Mic
M-1 Mic Preamp M-2 Mic Preamp M-1 Personal Mic

... mode rejection than transformerless designs, important in electrically noisy environments. It handles common mode voltages as high as ±300V peak. Transformerless designs are usually limited to maximum voltages equal to their power supply voltages, typically ±15V to ±18V. The 990C Discrete Op-Amp is ...
Worst Case Circuit Analysis (WCCA) - les
Worst Case Circuit Analysis (WCCA) - les

MAX34406 Quad Current-Sense Amplifier with Overcurrent Threshold Comparators General Description
MAX34406 Quad Current-Sense Amplifier with Overcurrent Threshold Comparators General Description

... output (OC1 to OC4) is asserted. If the enable input (ENA) is logic-high, SHTDN asserts when any of the four overcurrent outputs go logic-high. Assertion of SHTDN on overcurrent can be delayed and/or filtered by attaching an external capacitor to CDLY. Once SHTDN is latched high impedance, it remain ...
Principles of EMG: Recording
Principles of EMG: Recording

2.4-GHz Band Ultra-Low-Voltage LC-VCO IC in 130-nm CMOS Xin Yang Kangyang Xu
2.4-GHz Band Ultra-Low-Voltage LC-VCO IC in 130-nm CMOS Xin Yang Kangyang Xu

... the measured frequency tuning range (solid line) and the output power (dotted line) on the control voltage (V_ctrl) is depicted in Fig. 19. The supply voltage (Vcc) is 0.5 V and the DC current consumption of the VCO core circuit is 5.89 mA. The VCO IC exhibits a frequency tuning range from 2.17 to 2 ...
SP4082E 数据资料DataSheet下载
SP4082E 数据资料DataSheet下载

... illustration purposes and may vary depending upon a user's specific application. While the information in this publication has been carefully checked; no responsibility, however, is assumed for inaccuracies. EXAR Corporation does not recommend the use of any of its products in life support applicati ...
Power Electronics 2 Flyback SMPS
Power Electronics 2 Flyback SMPS

... • The circuit can offer single or multiple isolated output voltages and can operate over wide range of input voltage variation. In respect of energy-efficiency, flyback power supplies are inferior to many other SMPS circuits but its simple topology and low cost makes it popular in low output power r ...
Chapter 70 - Biopotential Amplifiers
Chapter 70 - Biopotential Amplifiers

... be done at one of the input op-amps. Complete instrumentation amplifier integrated circuits based on this standard instrumentation amplifier configuration are available from several manufacturers. All components except R1, which determines the gain of the amplifier, and the potentiometer for offset ...
Specification Number: 16410-6
Specification Number: 16410-6

... A. Circuit breaker enclosures shall be manufactured by Square D ®/Schneider Electric [no equal] [or approved equal]. 2.02 OPERATING MECHANISM A. The circuit breaker operating handle shall be [externally operable with the operating mechanism being an integral part of the box, not the cover (circuit b ...
AWearable Pulse Oximeter
AWearable Pulse Oximeter

... detectable. This amplifier is named as transimpedance amplifier (TIA) which can be used not only to amplify but also to convert the current into voltage. Fortunately, there is an IC “OPT101”. The circuits of this chip can be found in Figure 7. This chip is integrated photo-detector and TIA together. ...
AN60-038 - Mini Circuits
AN60-038 - Mini Circuits

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HMC606LC5 数据资料DataSheet下载

... The HMC606LC5 is a GaAs InGaP HBT MMIC Distributed Amplifier housed in a leadless 5x5 mm surface mount package which operates between 2 and 18 GHz. With an input signal of 12 GHz, the amplifier provides ultra low phase noise performance of -160 dBc/Hz at 10 kHz offset, representing a significant imp ...
Unit C 7-3
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...  As the time required for doing a certain amount of work decreases, the power required will increase.  Work is the movement of a force through a distance. ...
AN-3001 Optocoupler Input Drive Circuits
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... and filter the input to the LED. The circuit of Figure 10 illustrates a simple filtering scheme to deliver a DC current to the LED. In some cases the filter could be designed into the detector side of the optocoupler, allowing the LED to pulse at line frequency. In the circuit of Figure 10, the valu ...
Automatic turn off water pump on desired level + water level
Automatic turn off water pump on desired level + water level

... A transistor is a semiconductor device used to amplify and switch electronic signals and electrical power. It is composed of semiconductor material with at least three terminals for connection to an external circuit. A voltage or current applied to one pair of the transistor's terminals changes the ...
LM391 Audio Power Driver (Rev. A)
LM391 Audio Power Driver (Rev. A)

... Most power amplifiers work the first time they are turned on. They also tend to oscillate and have excess THD. Most oscillation problems are due to inadequate supply bypassing and/or ground loops. A 10 mF, 50V electrolytic on each power supply will stop supply-related oscillations. However, if the s ...
Unit 7 PowerPoint Slides
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AN1571, Digital Blood Pressure Meter
AN1571, Digital Blood Pressure Meter

... pressure X-ducer‰. The output of the sensor is split into two paths for two different purposes. One is used as the cuff pressure while the other is further processed by a circuit. Since MPXV5050GP is signal-conditioned by its internal opamp, the cuff pressure can be directly interfaced with an analo ...
Experiment # 1 - GWU`s SEAS - The George Washington University
Experiment # 1 - GWU`s SEAS - The George Washington University

Unit 2 - Mahalakshmi Engineering College
Unit 2 - Mahalakshmi Engineering College

... For accomplishing these tasks various electrical signals and voltages are required, which are provided by the power supply circuit of the oscilloscope. Low voltage supply is required for the heater of the electron gun for generation of electron beam and high voltage, of the order of few thousand vol ...
Chapter 5: Diodes
Chapter 5: Diodes

LECTURE 130 – VOLTAGE-CONTROLLED OSCILLATORS
LECTURE 130 – VOLTAGE-CONTROLLED OSCILLATORS

... 3.) The DAC converts this digital data to an analog signal. 4.) The analog signal is passed through the low-pass filter to smooth the waveform and remove out-of-band high frequency noise from the signal. Advantages: Disadvantages: • Very high frequency resolution (fclock/2N) • High power consumption ...
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Regenerative circuit



The regenerative circuit (or regen) allows an electronic signal to be amplified many times by the same active device. It consists of an amplifying vacuum tube or transistor with its output connected to its input through a feedback loop, providing positive feedback. This circuit was widely used in radio receivers, called regenerative receivers, between 1915 and World War II. The regenerative receiver was invented in 1912 and patented in 1914 by American electrical engineer Edwin Armstrong when he was an undergraduate at Columbia University. Due partly to its tendency to radiate interference, by the 1930s the regenerative receiver was superseded by other receiver designs, the TRF and superheterodyne receivers and became obsolete, but regeneration (now called positive feedback) is widely used in other areas of electronics, such as in oscillators and active filters. A receiver circuit that used regeneration in a more complicated way to achieve even higher amplification, the superregenerative receiver, was invented by Armstrong in 1922. It was never widely used in general receivers, but due to its small parts count is used in a few specialized low data rate applications, such as garage door openers, wireless networking devices, walkie-talkies and toys.
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