question 1 - erics-dc
... A major advantage that digital multimeters have over most analogue multimeters, is: (a) that it requires an easily obtainable 9 volt battery to operate (b) the settling time of the indication to change in the measured value (c) that they cannot be damaged by using a wrong function setting (d) the ve ...
... A major advantage that digital multimeters have over most analogue multimeters, is: (a) that it requires an easily obtainable 9 volt battery to operate (b) the settling time of the indication to change in the measured value (c) that they cannot be damaged by using a wrong function setting (d) the ve ...
MAX1533/MAX1537 High-Efficiency, 5x Output, Main Power-Supply Controllers for Notebook Computers General Description
... overlap occurs, compared to 180° out-of-phase regulators where the duty-cycle overlap occurs when the input drops below 10V. Output current sensing provides accurate current limit using a sense resistor. Alternatively, power dissipation can be reduced using lossless inductor current sensing. Interna ...
... overlap occurs, compared to 180° out-of-phase regulators where the duty-cycle overlap occurs when the input drops below 10V. Output current sensing provides accurate current limit using a sense resistor. Alternatively, power dissipation can be reduced using lossless inductor current sensing. Interna ...
three phase automatic voltage regulator
... connected to the metal chassis work of the AVR. In the interests of safety, they must be connected to a good quality, low impedance site earth point. Customer should also note that, due to the isolating nature of these AVRs, the output phase and neutral connections are floating with respect to earth ...
... connected to the metal chassis work of the AVR. In the interests of safety, they must be connected to a good quality, low impedance site earth point. Customer should also note that, due to the isolating nature of these AVRs, the output phase and neutral connections are floating with respect to earth ...
... transformer or generator neutral-to-ground voltage. The components required to monitor an NGR are an SE-330, a 20- or 100-k ER-series sensing resistor, and a current transformer (CT). Power-circuit elements, other than neutral-connected NGR’s, that purposefully connect the power system to ground ar ...
MAX17000 Complete DDR2 and DDR3 Memory Power-Management Solution General Description
... The MAX17000 pulse-width modulation (PWM) controller provides a complete power solution for notebook DDR, DDR2, and DDR3 memory. It comprises a stepdown controller, a source/sink LDO regulator, and a reference buffer to generate the required VDDQ, VTT, and VTTR rails. The VDDQ rail is supplied by a ...
... The MAX17000 pulse-width modulation (PWM) controller provides a complete power solution for notebook DDR, DDR2, and DDR3 memory. It comprises a stepdown controller, a source/sink LDO regulator, and a reference buffer to generate the required VDDQ, VTT, and VTTR rails. The VDDQ rail is supplied by a ...
Intrinsic Safety Circuit Design
... Under normal conditions, the barriers allow the circuit to function properly by allowing the signals to pass between the field device and the control room. In a fault condition, the barriers limit voltage and current to levels that are not sufficient enough to ignite gases. For a more detailed expla ...
... Under normal conditions, the barriers allow the circuit to function properly by allowing the signals to pass between the field device and the control room. In a fault condition, the barriers limit voltage and current to levels that are not sufficient enough to ignite gases. For a more detailed expla ...
APPLICATION NOTE—105 Application Note 105 December 2005 Current Sense Circuit Collection
... requirement in many electronics systems, and the techniques to do so are as diverse as the applications themselves. This Application Note compiles solutions to current sensing problems and organizes the solutions by general application type. These circuits have been culled from a variety of Linear T ...
... requirement in many electronics systems, and the techniques to do so are as diverse as the applications themselves. This Application Note compiles solutions to current sensing problems and organizes the solutions by general application type. These circuits have been culled from a variety of Linear T ...
MAX17000A Complete DDR2 and DDR3 Memory Power-Management Solution General Description
... switching frequency. The Quick-PWM architecture circumvents the poor load-transient timing problems of fixed-frequency current-mode PWMs while also avoiding the problems caused by widely varying switching frequencies in conventional constant-on-time and constant-off-time PWM schemes. The controller ...
... switching frequency. The Quick-PWM architecture circumvents the poor load-transient timing problems of fixed-frequency current-mode PWMs while also avoiding the problems caused by widely varying switching frequencies in conventional constant-on-time and constant-off-time PWM schemes. The controller ...
General Description Features
... Note 1: It is recommended that the regulation voltage be measured using a 4-wire force-sense technique when operating at high shunt currents. For operating at elevated temperatures, the device must be derated based on a +150°C maximum allowed junction temperature and a maximum thermal resistance of ...
... Note 1: It is recommended that the regulation voltage be measured using a 4-wire force-sense technique when operating at high shunt currents. For operating at elevated temperatures, the device must be derated based on a +150°C maximum allowed junction temperature and a maximum thermal resistance of ...
OPERATIONAL AMPLIFIERS: BASIC CONCEPTS and COOKBOOK
... Understanding Integrated-Circuit (IC) electronics is a “brain-tool” that is becoming important in a growing number of scientific studies. However the student frequently feels the first approach to this discipline as a shock. Several textbooks in fact require that the reader invest a great effort bef ...
... Understanding Integrated-Circuit (IC) electronics is a “brain-tool” that is becoming important in a growing number of scientific studies. However the student frequently feels the first approach to this discipline as a shock. Several textbooks in fact require that the reader invest a great effort bef ...
NCP1236 Fixed Frequency Current Mode Controller for Flyback Converters
... The NCP1236 includes all necessary features to build a safe and efficient power supply based on a fixed−frequency flyback converter. It is particularly well suited for applications where low part count is a key parameter, without sacrificing safety. Current−Mode Operation with slope compensation: ...
... The NCP1236 includes all necessary features to build a safe and efficient power supply based on a fixed−frequency flyback converter. It is particularly well suited for applications where low part count is a key parameter, without sacrificing safety. Current−Mode Operation with slope compensation: ...
RF205x Family Matching Circuits and Baluns
... synthesizer and VCO. The mixers are wideband, covering the frequency range 30MHz to 2500MHz on both input and output. This document also applies to other members of the RF205x series, all being variants with a single or dual mixer. The mixers are double balanced Gilbert cells hence all of the ports ...
... synthesizer and VCO. The mixers are wideband, covering the frequency range 30MHz to 2500MHz on both input and output. This document also applies to other members of the RF205x series, all being variants with a single or dual mixer. The mixers are double balanced Gilbert cells hence all of the ports ...
Intrinsic Safety Circuit Design
... reaching the hazardous area. Under normal conditions, the barriers allow the circuit to function properly by allowing the signals to pass between the field device and the control room. In a fault condition, the barriers limit voltage and current to levels that are not sufficient enough to ignite gas ...
... reaching the hazardous area. Under normal conditions, the barriers allow the circuit to function properly by allowing the signals to pass between the field device and the control room. In a fault condition, the barriers limit voltage and current to levels that are not sufficient enough to ignite gas ...
MAX2035 Ultrasound Variable-Gain Amplifier General Description Features
... low-noise performance targeting ultrasound imaging and Doppler applications. Each amplifier features differential inputs and outputs and a total gain range of typically 50dB. In addition, the VGAs offer very low output-referred noise performance suitable for interfacing with 10-bit ADCs. The MAX2035 ...
... low-noise performance targeting ultrasound imaging and Doppler applications. Each amplifier features differential inputs and outputs and a total gain range of typically 50dB. In addition, the VGAs offer very low output-referred noise performance suitable for interfacing with 10-bit ADCs. The MAX2035 ...
Fundamentals of Direct Current Circuits
... a closed circuit. However, when voltage exists but current does not flow because the circuit is open, no work is done. This is similar to the spring under tension that produced no motion. When voltage causes electrons to move, work is done. The instantaneous RATE at which this work is done is called ...
... a closed circuit. However, when voltage exists but current does not flow because the circuit is open, no work is done. This is similar to the spring under tension that produced no motion. When voltage causes electrons to move, work is done. The instantaneous RATE at which this work is done is called ...
QUOTATION LCR Meter
... Basic accuracy Z: ±0.72 % rdg. θ: ±0.41° Measurement frequency: 1.0000 MHz to 300.00 MHz (5 digits resolution) Measurement signal level: - Power: -40.0 dBm to +7.0 dBm - Voltage: 4 mV to 1001 mVrms - Current: 0.09 mA to 20.02 mArms Output impedance: 50 Ω Display: 8.4-inch color TFT with touch screen ...
... Basic accuracy Z: ±0.72 % rdg. θ: ±0.41° Measurement frequency: 1.0000 MHz to 300.00 MHz (5 digits resolution) Measurement signal level: - Power: -40.0 dBm to +7.0 dBm - Voltage: 4 mV to 1001 mVrms - Current: 0.09 mA to 20.02 mArms Output impedance: 50 Ω Display: 8.4-inch color TFT with touch screen ...
Test probe
A test probe (test lead, test prod, or scope probe) is a physical device used to connect electronic test equipment to a device under test (DUT). They range from very simple, robust devices to complex probes that are sophisticated, expensive, and fragile.