CHAPTER 4: ELECTRICAL and ELECTRONIC PROPERTIES
... Holes are empty states in the valence band created by electrons that have jumped to the conduction band It is common to view the conduction process in the valence band as a flow of positive holes toward the negative electrode applied to the semiconductor ...
... Holes are empty states in the valence band created by electrons that have jumped to the conduction band It is common to view the conduction process in the valence band as a flow of positive holes toward the negative electrode applied to the semiconductor ...
Surface Resistance Test Kit
... meter will cycle through the 15 second electrification period that displays the temperature and relative humidity before the surface resistance mantissa is displayed. When set to QUICK, the meter will skip the 15 seconds and immediately display the surface resistance mantissa. Ambient Temperature, ...
... meter will cycle through the 15 second electrification period that displays the temperature and relative humidity before the surface resistance mantissa is displayed. When set to QUICK, the meter will skip the 15 seconds and immediately display the surface resistance mantissa. Ambient Temperature, ...
2011 Power Factor Calculation by the Finite Element Method CN62
... Power Factor Calculation by The Finite Element Method. (continued) Motor designers sometimes use the direct model to estimate the power factor. In this model the time of passage by zero is taken directly from curves obtained in simulations. This model should not be used when waveforms are charged of ...
... Power Factor Calculation by The Finite Element Method. (continued) Motor designers sometimes use the direct model to estimate the power factor. In this model the time of passage by zero is taken directly from curves obtained in simulations. This model should not be used when waveforms are charged of ...
Technical News #57
... systems that are 5000 years old, and in fact copper was the material of choice for drain pipes and gutters right well into the 20th century before cheaper alternatives were found. Many heritage listed buildings in Australia still use the original copper plumbing which will last for centuries. Howeve ...
... systems that are 5000 years old, and in fact copper was the material of choice for drain pipes and gutters right well into the 20th century before cheaper alternatives were found. Many heritage listed buildings in Australia still use the original copper plumbing which will last for centuries. Howeve ...
TDA1574 Integrated FM tuner for radio receivers
... There is no soldering method that is ideal for all IC packages. Wave soldering is often preferred when through-hole and surface mounted components are mixed on one printed-circuit board. However, wave soldering is not always suitable for surface mounted ICs, or for printed-circuits with high populat ...
... There is no soldering method that is ideal for all IC packages. Wave soldering is often preferred when through-hole and surface mounted components are mixed on one printed-circuit board. However, wave soldering is not always suitable for surface mounted ICs, or for printed-circuits with high populat ...
Preliminary Datasheet General Description
... The VCC pin supplies the power for the IC. In order to get the correct operation of the IC, a capacitor with low ESR should be placed as close as possible to the VCC pin The CS is the current sense pin of the IC. The IC will turn off the power BJT according to the voltage on the CS pin. When the pow ...
... The VCC pin supplies the power for the IC. In order to get the correct operation of the IC, a capacitor with low ESR should be placed as close as possible to the VCC pin The CS is the current sense pin of the IC. The IC will turn off the power BJT according to the voltage on the CS pin. When the pow ...
... It is recommended to connect control GND and power GND at only a point N1 (near the terminal of shunt resistor). (2) It is recommended to insert a Zener diode (24V/1W) between each pair of control supply terminals to prevent surge destruction. (3) To prevent surge destruction, the wiring between the ...
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Class B Amplifier
... Find the range of the input voltage vi for which vo=0. Plot vo(t) for vi(t) – sine wave of 4V amplitude. P.3.2. The voltage transfer characteristic Derive and plot the VTC vo(vi) for vi in the range [-9V;9V]. Connect as load resistor the 4Ω impedance speaker. How does this influence the VTC? ...
... Find the range of the input voltage vi for which vo=0. Plot vo(t) for vi(t) – sine wave of 4V amplitude. P.3.2. The voltage transfer characteristic Derive and plot the VTC vo(vi) for vi in the range [-9V;9V]. Connect as load resistor the 4Ω impedance speaker. How does this influence the VTC? ...
Co-ordination of electrical devices and auxiliary circuits
... supply when an imbalance is detected between live conductors. In the case of a single-phase circuit, the device monitors the difference in currents between the line and neutral conductors. If a line to earth fault develops, a portion of the line conductor current will not return through the neutral ...
... supply when an imbalance is detected between live conductors. In the case of a single-phase circuit, the device monitors the difference in currents between the line and neutral conductors. If a line to earth fault develops, a portion of the line conductor current will not return through the neutral ...
Circuit Note CN-0188
... The shunt voltage is amplified by a factor of 49.7 using U1A, where G = 1 + R3/R2. The zero-drift ADA4051-2 has a low offset voltage (15 µV maximum) and does not contribute significant error to the measurement. A full-scale shunt voltage of 50 mV produces a full-scale output voltage from U1A of 2.48 ...
... The shunt voltage is amplified by a factor of 49.7 using U1A, where G = 1 + R3/R2. The zero-drift ADA4051-2 has a low offset voltage (15 µV maximum) and does not contribute significant error to the measurement. A full-scale shunt voltage of 50 mV produces a full-scale output voltage from U1A of 2.48 ...
LSK389 - Linear Integrated Systems, Inc.
... VDS = 10V, VGS = 0V, IDSS = 3mA, f = 1kHz VDS = 10V, ID = 2mA, f = 1kHz, NBW = 1Hz VDS = 10V, ID = 2mA, f = 10Hz, NBW = 1Hz VDS = 10V, VGS = 0V, f = 1MHz VDG = 10V, ID = 0V, f = 1MHz ...
... VDS = 10V, VGS = 0V, IDSS = 3mA, f = 1kHz VDS = 10V, ID = 2mA, f = 1kHz, NBW = 1Hz VDS = 10V, ID = 2mA, f = 10Hz, NBW = 1Hz VDS = 10V, VGS = 0V, f = 1MHz VDG = 10V, ID = 0V, f = 1MHz ...
201535 Golf Car Battery Charging Sheet
... STEP 2 CHECK ELECTROLYTE LEVELS If the electrolyte level is at least 1⁄2" above the plates, proceed to STEP 3 CHECK THE STATE OF CHARGE. If the electrolyte level is at or below plate level, add water and recharge before going to the next step. Distilled water is preferred. WARNING Do not overfill. T ...
... STEP 2 CHECK ELECTROLYTE LEVELS If the electrolyte level is at least 1⁄2" above the plates, proceed to STEP 3 CHECK THE STATE OF CHARGE. If the electrolyte level is at or below plate level, add water and recharge before going to the next step. Distilled water is preferred. WARNING Do not overfill. T ...
powerpoint file
... 1.62mV/Am at 90ºC Referring to Table 8 column 24, A 25mm² conductor can carry 113A. The de-rating factor for the arrangement are 0.8 and 0.93 131 x 0.8 x 0.93 = 84 A. Current is not the determining factor. The conductor size will need to be determined from voltage drop requirements. Therefore a 25 m ...
... 1.62mV/Am at 90ºC Referring to Table 8 column 24, A 25mm² conductor can carry 113A. The de-rating factor for the arrangement are 0.8 and 0.93 131 x 0.8 x 0.93 = 84 A. Current is not the determining factor. The conductor size will need to be determined from voltage drop requirements. Therefore a 25 m ...
Chapter9-Lect1 - faraday - Eastern Mediterranean University
... Only two sinusoidal values with the same frequency can be compared by their amplitude and phase difference. If phase difference is zero, they are in phase; if phase difference is not zero, they are out of phase. EENG224 ...
... Only two sinusoidal values with the same frequency can be compared by their amplitude and phase difference. If phase difference is zero, they are in phase; if phase difference is not zero, they are out of phase. EENG224 ...
LT1311 - Quad 12MHz, 145ns Settling Precision Current-to
... The bandwidth is also influenced by any stray capacitance in parallel with the input resistor. The parallel stray capacitance results in a zero that pushes out the bandwidth. This is particularly noticeable with large input resistors that give gains less than one. For example, a single 100k input re ...
... The bandwidth is also influenced by any stray capacitance in parallel with the input resistor. The parallel stray capacitance results in a zero that pushes out the bandwidth. This is particularly noticeable with large input resistors that give gains less than one. For example, a single 100k input re ...
MAX1725/MAX1726 12V, Ultra-Low I , Low-Dropout Linear Regulators
... noise rejection and transient response. A higher-value input capacitor (10µF) may be necessary if large, fast transients are anticipated and the device is located several inches from the power source. For stable operation ...
... noise rejection and transient response. A higher-value input capacitor (10µF) may be necessary if large, fast transients are anticipated and the device is located several inches from the power source. For stable operation ...
phase sequence sensor ckm - 01 instruction manual
... CAUTION country. The device should be connected according to the details included in this operating manual. Installation, connection and control should be carried out by a qualified electrician staff, who act in accordance with the service manual and the device functions. Disassembling of the device ...
... CAUTION country. The device should be connected according to the details included in this operating manual. Installation, connection and control should be carried out by a qualified electrician staff, who act in accordance with the service manual and the device functions. Disassembling of the device ...
Chopper-Fed DC Motor Drive (Discrete)
... from a maximum of Vdo down to zero by varying σ from 0 to 180O. B. Inductive Load Motor loads are inductive and it is well known that thecurrent cannot change instantaneously in an inductive load. Therefore the behaviour of the converter with an inductive load differs from that of a converter with a ...
... from a maximum of Vdo down to zero by varying σ from 0 to 180O. B. Inductive Load Motor loads are inductive and it is well known that thecurrent cannot change instantaneously in an inductive load. Therefore the behaviour of the converter with an inductive load differs from that of a converter with a ...
AMS317 数据手册DataSheet 下载
... not need to be electrically connected to the tab of the device. The PC material can be very effective at transmitting heat between the pad area, attached to the pad of the device, and a ground plane layer either inside or on the opposite side of the board. Although the actual thermal resistance of t ...
... not need to be electrically connected to the tab of the device. The PC material can be very effective at transmitting heat between the pad area, attached to the pad of the device, and a ground plane layer either inside or on the opposite side of the board. Although the actual thermal resistance of t ...