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UT54ACS169 - Aeroflex Microelectronic Solutions
UT54ACS169 - Aeroflex Microelectronic Solutions

... 1.Functional tests are conducted in accordance with MIL-STD-883 with the following input test conditions: VIH = VIH(min) + 20%, - 0%; VIL = VIL(max) + 0%, 50%, as specified herein, for TTL, CMOS, or Schmitt compatible inputs. Devices may be tested using any input voltage within the above specified r ...
VNQ860-E
VNQ860-E

... where -IGND is the DC reverse ground pin current and can be found in the absolute maximum rating section of the device datasheet. The power dissipation associated to RGNG during reverse polarity condition is: PD = (-VCC)2/RGND This resistor can be shared by several different ICs. In such case IS val ...
Low voltage CMOS single inverter with 5V tolerant input
Low voltage CMOS single inverter with 5V tolerant input

... High or Low Level Output Current (VCC = 1.65 to 2.3V) ...
Advanced Monolithic Systems
Advanced Monolithic Systems

... Grounding and Output Sensing The AMS1503 allows true Kelvin sensing for both the high and low side of the load. As a result the voltage regulation at he load can be easily optimized. Voltage drops due to parasitic resistances between the regulator and the load can be placed inside the regulation loo ...
A 1-V 1.8-MHz CMOS Switched-Opamp SC Filter with Rail-to
A 1-V 1.8-MHz CMOS Switched-Opamp SC Filter with Rail-to

LMC6772(Q) - Texas Instruments
LMC6772(Q) - Texas Instruments

... Human body model, 1.5 kΩ in series with 100 pF. The output pins of the two comparators (pin 1 and pin 7) have an ESD tolerance of 1.5 kV. All other pins have an ESD tolerance of 2 kV. Limiting input pin current is only necessary for input voltages that exceed absolute maximum input voltage ratings. ...
AC Servo Driver - tamagawa seiki co.,ltd.
AC Servo Driver - tamagawa seiki co.,ltd.

... motor is in CCW rotation is to be connected to LEAD while that for lag EX-LAG is to be connected to LAG. ALM “0”during alarm and“1”during normal operation. INP “1”when position error is below set value. ...
Action PAK AP4151 ® RTD Input, Signal Conditioners
Action PAK AP4151 ® RTD Input, Signal Conditioners

... A voltage output short circuit can cause an under range condition (RED blinking at a 2 Hz rate). A current output open circuit can cause an over range condition (RED blinking at an 8 Hz rate). There could be two or more LEDs blinking at the same time, which means the module has more than one error c ...
High-Speed, Precision Difference Amplifiers
High-Speed, Precision Difference Amplifiers

... trimmed to match R4. However, the absolute values may not be equal (R1 + R2 may be slightly different than R3 + R4). Thus, large series resistors on the input (greater than 250Ω), even if well matched, will degrade common-mode rejection. ...
AMS1510 数据手册DataSheet 下载
AMS1510 数据手册DataSheet 下载

LM2621 Low Input Voltage, Step-Up DC
LM2621 Low Input Voltage, Step-Up DC

... provides a high efficiency over a wide load range. The switching frequency of the internal oscillator is programmable using an external resistor and can be set between 300 kHz and 2 MHz. This control scheme uses a hysteresis window to regulate the output voltage. When the output voltage is below the ...
Power Supply Supervisory Circuit (Rev. A)
Power Supply Supervisory Circuit (Rev. A)

3-Phase Power Supply, Primary Switch Mode for
3-Phase Power Supply, Primary Switch Mode for

... to a maximum of 60 V and currents up to a maximum of 0.5 A can be switched. With heavy inductive loads, e.g., a relay, a suitable protective circuit (e.g., free-wheeling diode) is required. Active Signal Output (Figure 13) The 24 V DC signal is between the "DC OK" and "-" connection terminal blocks ...
SSRMAN-1P-CL S U M
SSRMAN-1P-CL S U M

... the AC line. The 24VAC power input integrity is critical to the proper operation of the SSRMAN-1P. Noise or distortion of this power will affect the zero cross timing and thus accuracy of the output, especially in three phase applications. Using a split bobbin transformer for the 24VAC supply is rec ...
Superposition Method
Superposition Method

Chapter09
Chapter09

Tasks - Hrvatski savez informatičara
Tasks - Hrvatski savez informatičara

... with numbers from 1 to n from top to bottom, and the columns with numbers from 1 to m from left to right. Some fields are grass fields (denoted with “1”), whereas some are underwater because of the heavy spring rainfall (denoted with “0”). Two grass fields are connected if it is possible to get from ...
LT2078/LT2079- Micropower, Dual and Quad, Single Supply, Precision Op Amps
LT2078/LT2079- Micropower, Dual and Quad, Single Supply, Precision Op Amps

... the LT2078/LT2079 was concentrated on reducing supply current without sacrificing other parameters. The offset voltage achieved is the lowest on any dual or quad nonchopper stabilized op amp––micropower or otherwise. Offset current, voltage and current noise, slew rate and gain bandwidth product are ...
INA121 数据资料 dataSheet 下载
INA121 数据资料 dataSheet 下载

... accuracy with high impedance sources. With source impedances of 2kΩ to 50kΩ the INA114, INA128, or INA129 may provide lower offset voltage and drift. For very low source impedance (≤1kΩ), the INA103 may provide improved accuracy and lower noise. At very high source impedances (> 1MΩ) the INA116 is r ...
Mesh currents
Mesh currents

...  The number of current equations required to solve a circuit is one less than the number of principal nodes.  One node must be the reference point for specifying the voltage at any other node. ...
AD8072
AD8072

MC33170 RF Amplifier Companion Chip for Dual-Band Cellular Subscriber Terminal
MC33170 RF Amplifier Companion Chip for Dual-Band Cellular Subscriber Terminal

... external negative sources. However, some synchronization signals are needed to activate the internal circuitry and provide them with a stable operating point. This is usually done by using external low/high power switches. Finally, a safety system needs to be implemented to prevent the modulation st ...
UC3844B, UC3845B, UC2844B, UC2845B High Performance
UC3844B, UC3845B, UC2844B, UC2845B High Performance

... The oscillator frequency is programmed by the values selected for the timing components RT and CT. Capacitor CT is charged from the 5.0 V reference through resistor RT to approximately 2.8 V and discharged to 1.2 V by an internal current sink. During the discharge of CT, the oscillator generates an ...
Data Sheet  Features
Data Sheet Features

... Where L1, L2, etc. are the individual losses as a percentage of input power. Although all dissipative elements in the regulator produce losses, two major sources usually account for most of the power losses: VIN quiescent current and I2R losses. The VIN quiescent current loss dominates the efficienc ...
ADP2121 500 mA, 6 MHz, Synchronous Step-Down, DC-to-DC Converter Preliminary Technical Data
ADP2121 500 mA, 6 MHz, Synchronous Step-Down, DC-to-DC Converter Preliminary Technical Data

... Output Short Circuit Protection If the output voltage is inadvertently shorted to GND, a standard dc-to-dc controller would deliver maximum power into that short. This could result in a potentially catastrophic failure. To prevent this, the ADP2121 senses when the output voltage is below the SCP thr ...
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Wilson current mirror



A Wilson current mirror is a three-terminal circuit (Fig. 1) that accepts an input current at the input terminal and provides a ""mirrored"" current source or sink output at the output terminal. The mirrored current is a precise copy of the input current. It may be used as a Wilson current source by applying a constant bias current to the input branch as in Fig. 2. The circuit is named after George R. Wilson, an integrated circuit design engineer who worked for Tektronix. Wilson devised this configuration in 1967 when he and Barrie Gilbert challenged each other to find an improved current mirror overnight that would use only three transistors. Wilson won the challenge.
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