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Active Pixel Sensors Fabricated in a Standard 0.18 um CMOS
Active Pixel Sensors Fabricated in a Standard 0.18 um CMOS

... This high gate leakage current presents a new challenge to image sensor design in 0.18µm technologies and below. In the standard APS pixel circuit, the photodiode is directly connected to the gate of the source follower transistor. The gate leakage current during integration can be higher than photo ...
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1.5MHz, 1A, STEP DOWN DC-DC CONVERTER     ... Data Sheet  Features
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... loss in the output capacitor and improves the efficiency. The highest efficiency is realized at low operating frequency with small ripple current. However, larger value inductors will be required. A reasonable starting point for ripple current setting is △IL=40%IMAX  . For a maximum ripple current s ...
Electronic wattmeter
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... 15.25 W, without taking into account errors due to non-sinusoidal waveform. In practice accuracy can be improved by connecting a fixed load such as an incandescent light bulb, adding the device in standby, and using the difference in power consumption.[1] This moves the measurement out of the proble ...
Photoelectric Sensor Terminology
Photoelectric Sensor Terminology

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... 1. The indication accuracy of the K, T, and N thermocouples at a temperature of -100°C or less is ±2°C ±1 digit maximum. The indication accuracy of the B thermocouple at a temperature of 400°C or less is unrestricted. The indication accuracy of the R and S thermocouples at a temperature of 200°C or ...
High Voltage Batteries
High Voltage Batteries

... motors, and can recharge its batteries to full charge from an external electric power source. ...
COMP3221: Microprocessors and Embedded Systems
COMP3221: Microprocessors and Embedded Systems

... switch changes from a one to a zero faster than from a zero to a one, a glitch may occur.  Consider changing the output code of a 8-bit D/A from 10000000 to 01111111. These code are adjacent, and we expect the output to go from one-half full-scale to one resolution value less than that. However, if ...
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... Diodes Incorporated and its subsidiaries reserve the right to make modifications, enhancements, improvements, corrections or other changes without further notice to this document and any product described herein. Diodes Incorporated does not assume any liability arising out of the application or use ...
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... Care should also be taken in the resistor selection to ensure that the current into the part never exceeds 60mA over the planned operating temperature. This means that a resistor between the supply and this pin is always required, even if a supply near 3.6V is available, to provide DC feedback to pr ...
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AP1695 Description Features

... Figure 3. LED Driver Schematic with Passive Bleeder A passive bleeder is composed of a resister (R9) and a capacitor (C2). C1 is input filter capacitor and RF is damper resistor. The passive bleeder includes a capacitor (C2, hundreds of nF) to provide latching current. To remove the voltage and curr ...
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... for klystron filament heating, five ion pump power supplies and a command/control system. It includes also a hydraulic network, a 380 V - 50 Hz 3-phase line electrical distribution network and some racks containing all the elements F. Peauger – 17/03/10 ...
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AN11 - Designing Linear Circuits for 5V Single Supply Operation

... very high performance levels should be driven from dedicated supplies. The difficulties encountered in maintaining the lowest possible levels of noise and drift in an analog system are challenging enough without contending with a digitally corrupted power supply. Many analog applications, however, ca ...
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... where they are amplified by −10, or to the common ground connection where they are amplified by −1. Input signals can also be applied to the lower end of the 2.7 kΩ resistor, giving a gain of +9. ...
Midterm 1 - University of California, Berkeley
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Engineering Standards for Power Design Specifications
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The Kussmaul Times
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... application that has no parasitic loads. Parasitic loads are those accessories such as radios, medical equipment, air compressors, lighting, computers or any devices in a vehicle which require constant electrical power. When a battery is being charged these devices are a load on the charger and will ...
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Repeating circuit interrupter and battery charging circuit used

... remote protective devices such as reclosers and repeating The power supply unit 11 includes a battery 12 and a circuit interrupters from an auxiliary power source rather charging circuit 13 which couples battery 12 to distribu than directly from the line itself. In this manner, ener tion line 14 for ...
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Rectifier



A rectifier is an electrical device that converts alternating current (AC), which periodically reverses direction, to direct current (DC), which flows in only one direction. The process is known as rectification. Physically, rectifiers take a number of forms, including vacuum tube diodes, mercury-arc valves, copper and selenium oxide rectifiers, semiconductor diodes, silicon-controlled rectifiers and other silicon-based semiconductor switches. Historically, even synchronous electromechanical switches and motors have been used. Early radio receivers, called crystal radios, used a ""cat's whisker"" of fine wire pressing on a crystal of galena (lead sulfide) to serve as a point-contact rectifier or ""crystal detector"".Rectifiers have many uses, but are often found serving as components of DC power supplies and high-voltage direct current power transmission systems. Rectification may serve in roles other than to generate direct current for use as a source of power. As noted, detectors of radio signals serve as rectifiers. In gas heating systems flame rectification is used to detect presence of a flame.Because of the alternating nature of the input AC sine wave, the process of rectification alone produces a DC current that, though unidirectional, consists of pulses of current. Many applications of rectifiers, such as power supplies for radio, television and computer equipment, require a steady constant DC current (as would be produced by a battery). In these applications the output of the rectifier is smoothed by an electronic filter (usually a capacitor) to produce a steady current.More complex circuitry that performs the opposite function, converting DC to AC, is called an inverter.
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