BiCMOS PFC/PWM Combination Controller
... command or a UVLO2 dropout, SS2 quickly discharges to disable the PWM. VAOUT: (voltage amplifier output) This is the output of the operational amplifier that regulates output voltage. The voltage amplifier output is internally limited to approximately 5.5 V to prevent overshoot. VCC: (positive suppl ...
... command or a UVLO2 dropout, SS2 quickly discharges to disable the PWM. VAOUT: (voltage amplifier output) This is the output of the operational amplifier that regulates output voltage. The voltage amplifier output is internally limited to approximately 5.5 V to prevent overshoot. VCC: (positive suppl ...
LM2907/LM2917 Frequency to Voltage Converter (Rev. D)
... devices, one of these inputs is internally grounded and therefore it monitors the remaining input for zero crossings. In the 14-pin devices, both of these inputs are open and it instead detects whenever the differential voltage switches polarity. Therefore, the input comparator outputs a square wave ...
... devices, one of these inputs is internally grounded and therefore it monitors the remaining input for zero crossings. In the 14-pin devices, both of these inputs are open and it instead detects whenever the differential voltage switches polarity. Therefore, the input comparator outputs a square wave ...
Electronics Devices and Circuits
... This increases ICBO and since ICEO = 100 ICBO and IC= D.C. IB + ICEO, both ICEO and IC increase. This again increases PD.C. and temperature of transistor. This is a closed cycle due to which temperature of transistor continuously goes on ...
... This increases ICBO and since ICEO = 100 ICBO and IC= D.C. IB + ICEO, both ICEO and IC increase. This again increases PD.C. and temperature of transistor. This is a closed cycle due to which temperature of transistor continuously goes on ...
FEATURES DESCRIPTION D
... The OPA830 is available in an industry-standard SO-8 package. The OPA830 is also available in an ultra-small SOT23-5 package. For fixed-gain line driver applications, consider the OPA832. ...
... The OPA830 is available in an industry-standard SO-8 package. The OPA830 is also available in an ultra-small SOT23-5 package. For fixed-gain line driver applications, consider the OPA832. ...
introduction to engineering lab ii (ece 1201) - electronics
... Dress Codes and Ethics ............................................................................................................ - 3 Safety ....................................................................................................................................... - 4 Acquaint yourself ...
... Dress Codes and Ethics ............................................................................................................ - 3 Safety ....................................................................................................................................... - 4 Acquaint yourself ...
FEATURES APPLICATIONS D
... exceptionally low harmonic distortion, particularly in differential configurations. Adequate output current is provided to drive the potentially heavy load of a twisted-pair line. Harmonic distortion for a 2VPP differential output operating from +5V to +12V supplies is ≤ −95dBc through 1MHz input fr ...
... exceptionally low harmonic distortion, particularly in differential configurations. Adequate output current is provided to drive the potentially heavy load of a twisted-pair line. Harmonic distortion for a 2VPP differential output operating from +5V to +12V supplies is ≤ −95dBc through 1MHz input fr ...
(with R 2 and R 3 )?
... A tree is decorated with a string of many equal lights placed in parallel. If one burns out (no current flow through it), what happens to the others? a) They all stop shining b) the others get a bit dimmer c) the others get a bit brighter d) the brightness of the others remains the same Be ...
... A tree is decorated with a string of many equal lights placed in parallel. If one burns out (no current flow through it), what happens to the others? a) They all stop shining b) the others get a bit dimmer c) the others get a bit brighter d) the brightness of the others remains the same Be ...
Single 8-channel analog MUX/DEMUX with injection current protection
... Description The M74HC4851 device is a single 8-channel analog multiplexer/demultiplexer manufactured with silicon gate C2MOS technology. It features injection current effect control which makes the device particularly suited for use in automotive applications where voltages in excess of normal logic ...
... Description The M74HC4851 device is a single 8-channel analog multiplexer/demultiplexer manufactured with silicon gate C2MOS technology. It features injection current effect control which makes the device particularly suited for use in automotive applications where voltages in excess of normal logic ...
Forward converter Switched mode power supply (SMPS)
... Due to circuit simplicity, the forward converter has been widely used for low to medium power conversion applications. Figure 1 shows the schematic of the basic offline forward converter using FPS, which also serves as the reference circuit for the design procedure described in this paper. Because t ...
... Due to circuit simplicity, the forward converter has been widely used for low to medium power conversion applications. Figure 1 shows the schematic of the basic offline forward converter using FPS, which also serves as the reference circuit for the design procedure described in this paper. Because t ...
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... single-supply operation is to maintain input and output signal swings within the usable voltage ranges at both the input and the output. The circuit of Figure 43 establishes an input midpoint bias using a simple resistive divider from the +5V supply (two 10-kΩ resistors) to the noninverting input. T ...
... single-supply operation is to maintain input and output signal swings within the usable voltage ranges at both the input and the output. The circuit of Figure 43 establishes an input midpoint bias using a simple resistive divider from the +5V supply (two 10-kΩ resistors) to the noninverting input. T ...
7 Measurement of High Voltages and Currents In industrial testing
... 145 cm diameter with 45 cm spacing were used An overall accuracy of ±0.03% was claimed up to a maximum voltage of 250 kV. Since this is a very complicated and time consuming method, it is not widely used. The useful range of the spheroidal voltmeter is limited by local discharges. 7.1.5 Measurement ...
... 145 cm diameter with 45 cm spacing were used An overall accuracy of ±0.03% was claimed up to a maximum voltage of 250 kV. Since this is a very complicated and time consuming method, it is not widely used. The useful range of the spheroidal voltmeter is limited by local discharges. 7.1.5 Measurement ...
10 µA-100 mA, 0.05% Error, High-Side Current
... amount of power. Selecting an ideal shunt resistor can be difficult, since resistors with very low tolerances typically can’t dissipate significant power, and resistors with high power handling typically aren’t available in low tolerances. A compromise was found for this design by selecting a 6.8 Ω ...
... amount of power. Selecting an ideal shunt resistor can be difficult, since resistors with very low tolerances typically can’t dissipate significant power, and resistors with high power handling typically aren’t available in low tolerances. A compromise was found for this design by selecting a 6.8 Ω ...
HMC860LP3E
... performance is not critical for a particular output, the 100nF capacitor can be omitted for the respective regulator. In this case, noise spectral density will typically increase by a factor of 20X at 10kHz. The 1μF REF capacitor causes a 25ms typical turn-on start-up time. ...
... performance is not critical for a particular output, the 100nF capacitor can be omitted for the respective regulator. In this case, noise spectral density will typically increase by a factor of 20X at 10kHz. The 1μF REF capacitor causes a 25ms typical turn-on start-up time. ...
Proposed Test Procedure for VDSL/VDSL2 Signal Power
... PSD masks without a sustained connection to companion equipment. The method of testing with a companion device is impractical for VDSL/VDSL2 equipment since the companion (VTU-C) equipment may present excessively high signal levels at frequencies at which the upstream PSD mask demands very low PSD l ...
... PSD masks without a sustained connection to companion equipment. The method of testing with a companion device is impractical for VDSL/VDSL2 equipment since the companion (VTU-C) equipment may present excessively high signal levels at frequencies at which the upstream PSD mask demands very low PSD l ...
Effects of Op-Amp Finite Gain and Bandwidth
... Example 2 An op-amp has a gain-bandwidth product of 1 MHz. The op-amp is to be used in a non-inverting amplifier circuit. Calculate the highest gain that the amplifier can have if the halfpower or −3 dB bandwidth is to be 20 kHz or more. Solution. The minimum bandwidth occurs at the highest gain. Fo ...
... Example 2 An op-amp has a gain-bandwidth product of 1 MHz. The op-amp is to be used in a non-inverting amplifier circuit. Calculate the highest gain that the amplifier can have if the halfpower or −3 dB bandwidth is to be 20 kHz or more. Solution. The minimum bandwidth occurs at the highest gain. Fo ...
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.