An improved transformerless grid connected photovoltaic inverter
... achieve high efficiency over a wide load range. In order to obtain these advantages, an improved single-phase transformerless gridtied PV inverter topology is proposed in this paper. The main features of the proposed improved inverter are: (1) the efficiency of the inverter is improved by replacing th ...
... achieve high efficiency over a wide load range. In order to obtain these advantages, an improved single-phase transformerless gridtied PV inverter topology is proposed in this paper. The main features of the proposed improved inverter are: (1) the efficiency of the inverter is improved by replacing th ...
MAX887 100% Duty Cycle, Low-Noise, Step-Down, PWM DC-DC Converter _______________General Description
... data-acquisition applications, to ensure that switchingnoise harmonics do not interfere with sensitive IF and data-sampling frequencies. A minimum load is not required during forced PWM operation, since the synchronous rectifier passes reverse inductor current as needed to allow constant-frequency o ...
... data-acquisition applications, to ensure that switchingnoise harmonics do not interfere with sensitive IF and data-sampling frequencies. A minimum load is not required during forced PWM operation, since the synchronous rectifier passes reverse inductor current as needed to allow constant-frequency o ...
AD5934 数据手册DataSheet 下载
... 12-bit, 250 kSPS, analog-to-digital converter (ADC). The frequency generator allows an external complex impedance to be excited with a known frequency. The response signal from the impedance is sampled by the on-board ADC and a discrete Fourier transform (DFT) is processed by an on-board DSP engine. ...
... 12-bit, 250 kSPS, analog-to-digital converter (ADC). The frequency generator allows an external complex impedance to be excited with a known frequency. The response signal from the impedance is sampled by the on-board ADC and a discrete Fourier transform (DFT) is processed by an on-board DSP engine. ...
HRTF Measurements and Filter Design for a Headphone
... in audio systems. The abbreviation for A-weighted decibels is dBA . Aside from A-weighting filter there are B,C and D filter which are used for louder noises such as aircraft noise. When we talk about acoustic measurements the dB SPL(sound pressure level) is used which is referenced to 20µP a = 0 dB ...
... in audio systems. The abbreviation for A-weighted decibels is dBA . Aside from A-weighting filter there are B,C and D filter which are used for louder noises such as aircraft noise. When we talk about acoustic measurements the dB SPL(sound pressure level) is used which is referenced to 20µP a = 0 dB ...
MAX11108 Tiny, 2.1mm x 1.6mm, 3Msps, Low-Power, Serial 12-Bit ADC EVALUATION KIT AVAILABLE
... (VDD = 2.2V to 3.6V, VREF = VDD, VOVDD = VDD. fSCLK = 48MHz, 50% duty cycle, 3Msps. CDOUT = 10pF, TA = -40NC to +125NC, unless otherwise noted. Typical values are at TA = +25NC.) ...
... (VDD = 2.2V to 3.6V, VREF = VDD, VOVDD = VDD. fSCLK = 48MHz, 50% duty cycle, 3Msps. CDOUT = 10pF, TA = -40NC to +125NC, unless otherwise noted. Typical values are at TA = +25NC.) ...
ACPL-C797 - Avago Technologies
... The ACPL-C797 isolated sigma-delta (∑−∆) modulator converts an analog input signal into a high-speed (10 MHz typical) single-bit data stream by means of a sigmadelta over-sampling modulator. The time average of the modulator data is directly proportional to the input signal voltage. The modulator us ...
... The ACPL-C797 isolated sigma-delta (∑−∆) modulator converts an analog input signal into a high-speed (10 MHz typical) single-bit data stream by means of a sigmadelta over-sampling modulator. The time average of the modulator data is directly proportional to the input signal voltage. The modulator us ...
A Guide to the Design of Laminate PCBs at Microwave
... and 0201 are now in common use and even smaller sizes, such as 01005, are also available although less commonly used. One of the consequences of the reduced size is reduced component parasitics, which facilitates their use at higher frequencies. The main parasitic component of a resistor or capacito ...
... and 0201 are now in common use and even smaller sizes, such as 01005, are also available although less commonly used. One of the consequences of the reduced size is reduced component parasitics, which facilitates their use at higher frequencies. The main parasitic component of a resistor or capacito ...
ONET8531T 数据资料 dataSheet 下载
... The ONET8531T is a high-speed and high-gain limiting-transimpedance amplifier, used in optical receivers with data rates up to 12.5 Gbps. It features low input referred noise, 10 GHz bandwidth, 4.5 kΩ small signal transimpedance, and a received signal strength indicator (RSSI). The ONET8531T is avai ...
... The ONET8531T is a high-speed and high-gain limiting-transimpedance amplifier, used in optical receivers with data rates up to 12.5 Gbps. It features low input referred noise, 10 GHz bandwidth, 4.5 kΩ small signal transimpedance, and a received signal strength indicator (RSSI). The ONET8531T is avai ...
TLV1571 数据资料 dataSheet 下载
... The TLV1571/1578 is a 10-bit data acquisition system that combines an 8-channel input multiplexer (MUX), a high-speed 10-bit ADC, and a parallel interface. The device contains two on-chip control registers allowing control of channel selection, software conversion start, and power down via the bidir ...
... The TLV1571/1578 is a 10-bit data acquisition system that combines an 8-channel input multiplexer (MUX), a high-speed 10-bit ADC, and a parallel interface. The device contains two on-chip control registers allowing control of channel selection, software conversion start, and power down via the bidir ...
Application Note 9021
... The SPM provides two main protective functions. One is control supply under-voltage protection and the other is short-circuit current protection. The principles of operation of these protective functions are described in the timing diagram in Fig. 2. When the control supply voltage drops under its U ...
... The SPM provides two main protective functions. One is control supply under-voltage protection and the other is short-circuit current protection. The principles of operation of these protective functions are described in the timing diagram in Fig. 2. When the control supply voltage drops under its U ...
VCA810 数据资料 dataSheet 下载
... The VCA810 is a dc-coupled, wideband, continuously variable, voltage-controlled gain amplifier. It provides a differential input to single-ended output conversion with a high-impedance gain control input used to vary the gain over a –40dB to +40dB range linear in dB/V. ...
... The VCA810 is a dc-coupled, wideband, continuously variable, voltage-controlled gain amplifier. It provides a differential input to single-ended output conversion with a high-impedance gain control input used to vary the gain over a –40dB to +40dB range linear in dB/V. ...
Document
... Stress that no papers can be attached to the lab notebook. Everything has to be cut and glued to the lab notebook. c) Missed Lab / Late Policy: Labs are due exactly one week from the start of class. Labs can be handed in early, but must be turned into one of the 210 GSI's or Professor's which should ...
... Stress that no papers can be attached to the lab notebook. Everything has to be cut and glued to the lab notebook. c) Missed Lab / Late Policy: Labs are due exactly one week from the start of class. Labs can be handed in early, but must be turned into one of the 210 GSI's or Professor's which should ...
2010 Sternberg Astronomical Institute, Moscow State
... as the detection photons gives rise to noise that is generated by the beam and is termed background photon flux (BPF) or darkbackground shot noise. This noise source is in addition to the usual microwave receiver noise. These noise sources have different origins within the Li-Baker detector. For exa ...
... as the detection photons gives rise to noise that is generated by the beam and is termed background photon flux (BPF) or darkbackground shot noise. This noise source is in addition to the usual microwave receiver noise. These noise sources have different origins within the Li-Baker detector. For exa ...
MCQs - gtbit
... 75. What is asynchronous counter : a) each flip-flop has it own clock b) all the flip-flop are combined to common clock c) both a and b d) none of the above 76. UP Counter is : a) it counts in upward manner b) it count in down ward manner c) it counts in both the direction d) none of the above 77. D ...
... 75. What is asynchronous counter : a) each flip-flop has it own clock b) all the flip-flop are combined to common clock c) both a and b d) none of the above 76. UP Counter is : a) it counts in upward manner b) it count in down ward manner c) it counts in both the direction d) none of the above 77. D ...
ADP5022 英文数据手册DataSheet 下载
... operate in power save mode (PSM), improving the light-load efficiency. The two bucks operate out-of-phase to reduce the input capacitor requirement and noise. The low quiescent current, low dropout voltage, and wide input voltage range of the ADP5022 LDO extends the battery life of portable devices. ...
... operate in power save mode (PSM), improving the light-load efficiency. The two bucks operate out-of-phase to reduce the input capacitor requirement and noise. The low quiescent current, low dropout voltage, and wide input voltage range of the ADP5022 LDO extends the battery life of portable devices. ...