Reliability Considerations for Power Supplies
... Thermal stress is the most challenging and insidious stress, because it manifests itself in so many ways. By their nature, supplies dissipate heat: a 1000 W supply operating at an admirable 90% efficiency is still producing 100 W of heat. But it is not just the supply’s own dissipation which causes ...
... Thermal stress is the most challenging and insidious stress, because it manifests itself in so many ways. By their nature, supplies dissipate heat: a 1000 W supply operating at an admirable 90% efficiency is still producing 100 W of heat. But it is not just the supply’s own dissipation which causes ...
thpma046
... 2. The source current reduces as Q increases ensuring good part-load efficiency. 3. The phase angle between the source voltage and current (φ) depends on Q. They are nearly in-phase only for higher values of Q but φ changes steeply with slight shift in operating frequency. ...
... 2. The source current reduces as Q increases ensuring good part-load efficiency. 3. The phase angle between the source voltage and current (φ) depends on Q. They are nearly in-phase only for higher values of Q but φ changes steeply with slight shift in operating frequency. ...
Comparison of the ATP version of the EMTP and the
... the dc network in the program’s transient section. This hybrid model represents the ac network by a single line diagram employing complex admittances, as is standard for stability calculations, but simultaneously also solves the differential equations representing the dc circuit. Since the dc circui ...
... the dc network in the program’s transient section. This hybrid model represents the ac network by a single line diagram employing complex admittances, as is standard for stability calculations, but simultaneously also solves the differential equations representing the dc circuit. Since the dc circui ...
High Current Power Supply, Cat. No. BT406
... BT Lab Systems High Current Power Supply has been tested and found to comply with the limits for the CE regulation. Also, it is RoHS compliant to deliver confident product which meets the environmental directive. These limits are designed to provide reasonable protection against harmful interference ...
... BT Lab Systems High Current Power Supply has been tested and found to comply with the limits for the CE regulation. Also, it is RoHS compliant to deliver confident product which meets the environmental directive. These limits are designed to provide reasonable protection against harmful interference ...
AN-609 - Analog Devices
... Some other - ADCs restrict the ADC to producing outputs effectively every 2 TADC, i.e., at half the possible throughput. In this case there is at most one intermediate result after a change in analog input, due to the slower ADC conversion rate (see Figure 3 (ii)). This has been referred to as h ...
... Some other - ADCs restrict the ADC to producing outputs effectively every 2 TADC, i.e., at half the possible throughput. In this case there is at most one intermediate result after a change in analog input, due to the slower ADC conversion rate (see Figure 3 (ii)). This has been referred to as h ...
MAX9123 Quad LVDS Line Driver with Flow-Through Pinout General Description
... The LVDS interface standard is a signaling method intended for point-to-point communication over a controlled-impedance medium as defined by the ANSI/TIA/EIA-644 and IEEE 1596.3 standards. The LVDS standard uses a lower voltage swing than other common communication standards, achieving higher data r ...
... The LVDS interface standard is a signaling method intended for point-to-point communication over a controlled-impedance medium as defined by the ANSI/TIA/EIA-644 and IEEE 1596.3 standards. The LVDS standard uses a lower voltage swing than other common communication standards, achieving higher data r ...
Operational Amplifiers
... Uses 3 vacuum tubes, only one input, and ± 350 V to attain a gain of ...
... Uses 3 vacuum tubes, only one input, and ± 350 V to attain a gain of ...
NCP1271ADAPGEVB 19 V, 3.0 A Universal Input AC-DC Adaptor Using NCP1271 Evaluation Board
... The NCP1271 is one of the latest fixed−frequency current−mode PWM switching controllers with (1) adjustable Soft−Skipt standby operation for low−level audible noise, (2) integrated high−voltage startup for saving standby power, (3) timer based overload fault detection, and (4) internal latch protect ...
... The NCP1271 is one of the latest fixed−frequency current−mode PWM switching controllers with (1) adjustable Soft−Skipt standby operation for low−level audible noise, (2) integrated high−voltage startup for saving standby power, (3) timer based overload fault detection, and (4) internal latch protect ...
ADC108S102 8-Channel, 500 kSPS to 1 MSPS, 10
... which the device is functional, but do not ensure specific performance limits. For ensured specifications and test conditions, see the Electrical Characteristics. The ensured specifications apply only for the test conditions listed. Some performance characteristics may degrade when the device is not ...
... which the device is functional, but do not ensure specific performance limits. For ensured specifications and test conditions, see the Electrical Characteristics. The ensured specifications apply only for the test conditions listed. Some performance characteristics may degrade when the device is not ...
EmmonsSpr2012
... **The most basic use of the AFM is to generate an image of sample topography, i.e. to see what the surface looks like. This is typically done in two modes, each of which maintains a prescribed condition on the photo-detector. One of the two, called Contact Mode, maintains a constant cantilever defle ...
... **The most basic use of the AFM is to generate an image of sample topography, i.e. to see what the surface looks like. This is typically done in two modes, each of which maintains a prescribed condition on the photo-detector. One of the two, called Contact Mode, maintains a constant cantilever defle ...
UT54ACS169 - Aeroflex Microelectronic Solutions
... The UT54ACS169 and the UT54ACTS169 are synchronous 4bit binary counters that feature an internal carry look-ahead for cascading in high-speed counting applications. Synchronous operation is provided by having all flip-flops clocked simultaneously so that the outputs change coincident with each other ...
... The UT54ACS169 and the UT54ACTS169 are synchronous 4bit binary counters that feature an internal carry look-ahead for cascading in high-speed counting applications. Synchronous operation is provided by having all flip-flops clocked simultaneously so that the outputs change coincident with each other ...
INA131 数据资料 dataSheet 下载
... current return path, the inputs will float to a potential which exceeds the common-mode range of the INA131 and the input amplifiers will saturate. If the differential source resistance is low, bias current return path can be connected to one input (see thermocouple example in Figure 3). With higher ...
... current return path, the inputs will float to a potential which exceeds the common-mode range of the INA131 and the input amplifiers will saturate. If the differential source resistance is low, bias current return path can be connected to one input (see thermocouple example in Figure 3). With higher ...
Difet OPA2111 Dual Low Noise Precision OPERATIONAL AMPLIFIER
... Because of its dielectric isolation, no special protection is needed on the OPA2111. Of course, the differential and common-mode voltage limits should be observed. Static damage can cause subtle changes in amplifier input characteristics without necessarily destroying the device. In precision operat ...
... Because of its dielectric isolation, no special protection is needed on the OPA2111. Of course, the differential and common-mode voltage limits should be observed. Static damage can cause subtle changes in amplifier input characteristics without necessarily destroying the device. In precision operat ...
ITN 600-S
... The overload occurs when the primary current IP exceeds a trip level such that the fluxgate detector becomes completely saturated and, consequently, the transducer will switch from normal operation to overload mode. This trip level is guaranteed to be greater than 110 % of IPN DC and its actual valu ...
... The overload occurs when the primary current IP exceeds a trip level such that the fluxgate detector becomes completely saturated and, consequently, the transducer will switch from normal operation to overload mode. This trip level is guaranteed to be greater than 110 % of IPN DC and its actual valu ...
Limiting continuous current 250A at 85°C
... 5) Fully compliant with shock and vibration requirements. The average coil current after inrush should not exceed 1.5A. 6) Avoid repetitive switching. The average dissipated power within a period of 10 seconds should not exceed 10W. ...
... 5) Fully compliant with shock and vibration requirements. The average coil current after inrush should not exceed 1.5A. 6) Avoid repetitive switching. The average dissipated power within a period of 10 seconds should not exceed 10W. ...
Understanding Computers, Chapter 2
... the CPU clock “ticks” 10 times during each system clock tick – During each CPU clock tick, one or more pieces of microcode are processed ...
... the CPU clock “ticks” 10 times during each system clock tick – During each CPU clock tick, one or more pieces of microcode are processed ...
small-signal hybrid-π equivalent circuit
... input port shorted to 1 output port. Alternative view =>system has a common input/output port. Three terminal device device which only three connection leads, i.e transistor falls into this category. ...
... input port shorted to 1 output port. Alternative view =>system has a common input/output port. Three terminal device device which only three connection leads, i.e transistor falls into this category. ...
Phys 345 Electronics for Scientists
... Summary: Norton’s Theorem • Any two-terminal linear circuit can be replaced with a current source and a parallel resistor which will produce the same effects at the terminals • IN is the short-circuit current ISC of the circuit that the Norton generator is replacing • Again, RN is the ratio of VOC ...
... Summary: Norton’s Theorem • Any two-terminal linear circuit can be replaced with a current source and a parallel resistor which will produce the same effects at the terminals • IN is the short-circuit current ISC of the circuit that the Norton generator is replacing • Again, RN is the ratio of VOC ...
AMC1200-Q1 Fully-Differential Isolation Amplifier
... conjunction with isolated power supplies, this device prevents noise currents on a high common-mode voltage line from entering the local ground and interfering with or damaging sensitive circuitry. The input of the AMC1200-Q1 is optimized for direct connection to shunt resistors or other low-voltage ...
... conjunction with isolated power supplies, this device prevents noise currents on a high common-mode voltage line from entering the local ground and interfering with or damaging sensitive circuitry. The input of the AMC1200-Q1 is optimized for direct connection to shunt resistors or other low-voltage ...
Low Power, 16-Bit Buffered Sigma-Delta ADC AD7790
... The DOUT/RDY falling edge can be used as an interrupt to a processor, indicating that valid data is available. With an external serial clock, the data can be read using the DOUT/RDY pin. With CS low, the data/control word information is placed on the DOUT/RDY pin on the SCLK falling edge and is vali ...
... The DOUT/RDY falling edge can be used as an interrupt to a processor, indicating that valid data is available. With an external serial clock, the data can be read using the DOUT/RDY pin. With CS low, the data/control word information is placed on the DOUT/RDY pin on the SCLK falling edge and is vali ...
Noise Analysis
... As R increases, 4kTR increases, but the bandwidth decreases. Therefore, the bandwidth is constant. Pn,out can only be decreased by increasing C. ...
... As R increases, 4kTR increases, but the bandwidth decreases. Therefore, the bandwidth is constant. Pn,out can only be decreased by increasing C. ...