A+ Guide to Managing and Maintaining your PC, 6e
... • Form factor: specifies size, shape, features of device • Motherboard, power supply, and case share the same form factor, such as ATX • Three types of cases: desktop, tower, and notebook • Quantities that characterize electricity: voltage, current, resistance, and power • Current flows from hot wir ...
... • Form factor: specifies size, shape, features of device • Motherboard, power supply, and case share the same form factor, such as ATX • Three types of cases: desktop, tower, and notebook • Quantities that characterize electricity: voltage, current, resistance, and power • Current flows from hot wir ...
LT Journal of Analog Innovation V26N2
... pull down the gates of all of the switches that are off to negative voltages. This ensures that the switches in-series with the output capacitors do not turn on in any condition. This driver allows up to a 15V difference between any string of LEDs. ...
... pull down the gates of all of the switches that are off to negative voltages. This ensures that the switches in-series with the output capacitors do not turn on in any condition. This driver allows up to a 15V difference between any string of LEDs. ...
General Specifications MODEL UM330 Digital Indicator with Alarms
... Before carrying out wiring, turn off the power to the controller and check that cables to be connected are not alive with a tester or the like because there is a possibility of electric shock. ...
... Before carrying out wiring, turn off the power to the controller and check that cables to be connected are not alive with a tester or the like because there is a possibility of electric shock. ...
Alternating Current and AC Measurement slides File
... The volts-per-division (volts/div) setting varies the size of the waveform on the screen. The volts/div setting is a scale factor. E.G If the volts/div setting is 5 volts, then each vertical division represents 5 volts and the entire screen of 8 divisions can display 40 volts from top to bottom ...
... The volts-per-division (volts/div) setting varies the size of the waveform on the screen. The volts/div setting is a scale factor. E.G If the volts/div setting is 5 volts, then each vertical division represents 5 volts and the entire screen of 8 divisions can display 40 volts from top to bottom ...
Design of a single phases AC-AC
... efficient switches for power supplies, etc where we want a switch rather than an amplifier. FET's are only more efficient because they can be switched a lot faster and thus small SMPS can be used. MOSFETs can easily be placed in parallel; bipolars unless external emitter resistors are added. The ext ...
... efficient switches for power supplies, etc where we want a switch rather than an amplifier. FET's are only more efficient because they can be switched a lot faster and thus small SMPS can be used. MOSFETs can easily be placed in parallel; bipolars unless external emitter resistors are added. The ext ...
Notes
... (b)Environmental stress: Caused by surrounding conditions such as High temperature, high humidity, mechanical shock, vibration, high and low pressure, corrosive chemicals, dust in the air. All these conditions cause the components to fail.e.g. If the component is subjected to continual cycles of ...
... (b)Environmental stress: Caused by surrounding conditions such as High temperature, high humidity, mechanical shock, vibration, high and low pressure, corrosive chemicals, dust in the air. All these conditions cause the components to fail.e.g. If the component is subjected to continual cycles of ...
LM3691 - Texas Instruments
... either a single Li-Ion or three cell NiMH/NiCd battery to portable devices such as cell phones and PDAs. Using a voltage mode architecture with synchronous rectification, the LM3691 can deliver up to 1000 mA depending on the input voltage and output voltage, ambient temperature, and the inductor cho ...
... either a single Li-Ion or three cell NiMH/NiCd battery to portable devices such as cell phones and PDAs. Using a voltage mode architecture with synchronous rectification, the LM3691 can deliver up to 1000 mA depending on the input voltage and output voltage, ambient temperature, and the inductor cho ...
Control of the line by a pump-storage power generator in the water
... therefore the outage times of the equipment are reduced to a minimum. Cooling medium is chemically pure water in a closed circuit. This water will be re-cooled in a cooler by raw water. Each thyristor is equipped with an RC circuit and serves as a voltage devider and overvoltage damping device. Sepa ...
... therefore the outage times of the equipment are reduced to a minimum. Cooling medium is chemically pure water in a closed circuit. This water will be re-cooled in a cooler by raw water. Each thyristor is equipped with an RC circuit and serves as a voltage devider and overvoltage damping device. Sepa ...
Electronic Engineering Department, Universitat Politècnica de Catalunya, Barcelona, Spain {mateo, pepaltet,
... temperature sensor. The differential temperature sensor gives an output voltage proportional to the difference of temperature at two points of the silicon surface. This sensor circuit has been implemented in a 1.2 microns technology and it has been used in many works reported in the literature (e.g. ...
... temperature sensor. The differential temperature sensor gives an output voltage proportional to the difference of temperature at two points of the silicon surface. This sensor circuit has been implemented in a 1.2 microns technology and it has been used in many works reported in the literature (e.g. ...
buffer issue resolution document (bird)
... During a simulation that uses IBIS Models, the IBIS specification is not clear what node should be used as the reference node for these voltages. This is not an issue when the simulator supplies rail voltages (“*_ref”) to a model relative to the simulator reference node that are same as the referenc ...
... During a simulation that uses IBIS Models, the IBIS specification is not clear what node should be used as the reference node for these voltages. This is not an issue when the simulator supplies rail voltages (“*_ref”) to a model relative to the simulator reference node that are same as the referenc ...
MicroSet Ultrasonic Low Voltage Specification Sheet
... The ultrasonic sensor uses the Doppler principle. It produces a low intensity, inaudible sound and detects changes in sound waves caused by motion, such as walking into the room, reaching for the telephone, or turning in a chair. They are volumetric in nature and therefore not line-of-sight dependan ...
... The ultrasonic sensor uses the Doppler principle. It produces a low intensity, inaudible sound and detects changes in sound waves caused by motion, such as walking into the room, reaching for the telephone, or turning in a chair. They are volumetric in nature and therefore not line-of-sight dependan ...
APPLICATION NOTE U-134
... mathematically can be quite complex. Interestingly enough, however, the two modulators interact and one becomes a demodulator for the other so that the result is quite simple. As shown later, virtually all of the ripple voltages in an active power factor corrector are at the second harmonic of the l ...
... mathematically can be quite complex. Interestingly enough, however, the two modulators interact and one becomes a demodulator for the other so that the result is quite simple. As shown later, virtually all of the ripple voltages in an active power factor corrector are at the second harmonic of the l ...
TPS62684 - Texas Instruments
... Operating beyond the continuous average output current of 890mA may decrease the lifetime. See the Thermal, Lifetime Information and Maximum Output Current section. Due to the dc bias effect of ceramic capacitors, the effective capacitance is lower than the nominal value when a voltage is applied. T ...
... Operating beyond the continuous average output current of 890mA may decrease the lifetime. See the Thermal, Lifetime Information and Maximum Output Current section. Due to the dc bias effect of ceramic capacitors, the effective capacitance is lower than the nominal value when a voltage is applied. T ...
16-Bit, Voltage Output Digital-to-Analog Converter
... NOTE: (1) If VSS = 0V specification applies at Code 0040H and above due to possible negative zero-scale error. ...
... NOTE: (1) If VSS = 0V specification applies at Code 0040H and above due to possible negative zero-scale error. ...
Operation Manual
... improperly installed. LEESON is not responsible for removal, installation, or any other incidental expenses incurred in shipping the product to or from the repair point. B. Disclaimer - The provisions of Paragraph A are LEESON’s sole obligation and exclude all other warranties of MERCHANTABILITY or ...
... improperly installed. LEESON is not responsible for removal, installation, or any other incidental expenses incurred in shipping the product to or from the repair point. B. Disclaimer - The provisions of Paragraph A are LEESON’s sole obligation and exclude all other warranties of MERCHANTABILITY or ...
V IN - McGraw Hill Higher Education
... • Conventional current limiting won’t always protect a pass transistor. Foldback current limiting offers better protection. • Parallel pass transistors require emitter swamping resistors so they will share the load current. • A crowbar circuit provides overvoltage protection. ...
... • Conventional current limiting won’t always protect a pass transistor. Foldback current limiting offers better protection. • Parallel pass transistors require emitter swamping resistors so they will share the load current. • A crowbar circuit provides overvoltage protection. ...
datasheet - Texas Instruments
... The TPS769xx uses a PMOS pass element to dramatically reduce both dropout voltage and supply current over more conventional PNP-pass-element LDO designs. The PMOS pass element is a voltage-controlled device and, unlike a PNP transistor, it does not require increased drive current as output current i ...
... The TPS769xx uses a PMOS pass element to dramatically reduce both dropout voltage and supply current over more conventional PNP-pass-element LDO designs. The PMOS pass element is a voltage-controlled device and, unlike a PNP transistor, it does not require increased drive current as output current i ...
BSL310C-DF - Philips Bodine
... 1. Ensure the LED load’s rated power is greater than or equal to the power output of this emergency LED driver. This is to ensure that this emergency product will not produce more power than the LED load can handle, thus ensuring that the LED load will not be damaged when the system is in the em ...
... 1. Ensure the LED load’s rated power is greater than or equal to the power output of this emergency LED driver. This is to ensure that this emergency product will not produce more power than the LED load can handle, thus ensuring that the LED load will not be damaged when the system is in the em ...
Class A power amplifier
... • Complimentary Symmetry Circuits (Transformer Less Class B PowerAmplifier) Complementary symmetry circuits need only one phase They don't require a centre tapped transformer. ...
... • Complimentary Symmetry Circuits (Transformer Less Class B PowerAmplifier) Complementary symmetry circuits need only one phase They don't require a centre tapped transformer. ...
PDF
... Since this IPU is mounted inside the transmission, it must be vibration-proof from the low-frequency to high-frequency region. However, although a multipoint fastening structure was employed to hold the control circuit board, high acceleration was forced due to resonance vibrations. As a countermeas ...
... Since this IPU is mounted inside the transmission, it must be vibration-proof from the low-frequency to high-frequency region. However, although a multipoint fastening structure was employed to hold the control circuit board, high acceleration was forced due to resonance vibrations. As a countermeas ...
Strain Gauge/Bridge/Load Cell/Pressure Transducer to DC
... The Zero, Span, and Excitation potentiometers are used to calibrate the output. This calibration procedure does not account for offsets or tare weights. If your system has an offset, tare weight or deadweight, refer to the Offset Switch procedure. To achieve optimum results, the system should be cal ...
... The Zero, Span, and Excitation potentiometers are used to calibrate the output. This calibration procedure does not account for offsets or tare weights. If your system has an offset, tare weight or deadweight, refer to the Offset Switch procedure. To achieve optimum results, the system should be cal ...