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XDC 6000 Watt and 12000 Watt Series Digital Programmable DC
XDC 6000 Watt and 12000 Watt Series Digital Programmable DC

... Exercise caution when using and calibrating a power supply. High energy levels can be stored at the output voltage terminals on a power supply in normal operation. In addition, potentially lethal voltages exist in the power circuit and on the output and sense connectors of a power supply with a rate ...
RC Circuits
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... an open circuit and charge does not pass from the positive plate to the negative plate.  Charge is transferred from one plate to the other plate through the resistor, switch, and battery until the capacitor is fully charged.  The value of the maximum charge depends on the EMF of the battery.  Onc ...
MAX5938 -48V Hot-Swap Controller with V Step Immunity, No R
MAX5938 -48V Hot-Swap Controller with V Step Immunity, No R

... glitch on the power supply. It integrates an adjustable circuit-breaker function requiring no RSENSE. The MAX5938 provides a controlled turn-on for circuit cards, which limits inrush current and prevents both glitches on the power-supply rail and damage to board connectors and components. Before sta ...
AN00094
AN00094

... and ignition-key is off, are permanently supplied from a permanent battery supply line, often called “Clamp-30”. However, those nodes need the possibility to reduce the current consumption for saving the battery by control of the local ECU supply (VCC). These type A applications allow switching off ...
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Model UT71A/B/C/D/E OPERATING MANUAL

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Problems of the human body model and

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Happy Birthday Silicon Drift Detector
Happy Birthday Silicon Drift Detector

... system and the outside world or between different parts of the system itself; • it may or may not appear as random signals (power supply noise on ground wires – 50 or 60 Hz, electromagnetic interference between wires, …). ...
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Architecture Implications of Pads as a Scarce Resource: Extended

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... monitored and in case any of these falls below about 70%, a normally flashing lamp provided on meter’s front become steady.  It go off it all three voltages fall below 70%. The time blocks in which such a voltage failure occurs/persists is recorded in the meter’s memory ...
Chap09--Frequency an..
Chap09--Frequency an..

... 6. From 5, the 99% information bandwidth is 2x20 kHz = 40kHz, and from Carson's rule, BW = 2(10 kHz + 5 kHz) = 30kHz for reasonably low circuit distortion. 7. There are two ways to arrive at the solution: From part 5 each sideband is 30Vpk, so Plsb = (30Vpk)2/100 = 9W. From Equ. (9-18) and PT = 10kW ...
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Introduction - Sree Narayana Gurukulam College of Engineering

... cooling fans. In case of large machines coolants like air or hydrogen may be forced to circulate in the ducts and air-gap. In transformer it involves the design of cooling tubes or radiators. Another important design problem, that may require great attention in the design of insulations (Dielectric ...
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2.12 The Simple Fuse

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Fast Boolean Algebra - Department of Electronics

... The Comparator The final formula is easy to understand. Use “-” to mean either “1” or “0”. The first term (A1B1) says A1A0 > B1B0 when A1A0 = 1 - and B1B0 = 0 -. That is 1- > 0- . 1 - is either decimal 3 or decimal 2. 0 - is either decimal 1 or decimal 0. Thus (A1B1) covers 3 > 1 or 0 and 2 > 1 or 0 ...
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Power Reduction Techniques for LDPC Decoders

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... • Prefix indicates performance. – Prefix of 74 is commercial grade – Prefix of 54 is military grade (works in more extreme temperatures) ...
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... 4. (10 points) Draw a logic circuit using the smallest possible number of simple gates (AND, OR and inverters, only) for the logic expression UX ′ + X(V + Z′) + (V′ + U)X′Z′. ...
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Untitled

... optical fiber that cost $20=m in 1979 now costs less than $0.10=m, with vastly improved optical and mechanical properties. Integrated optical devices that were not available in usable form at that time are now commonly used to support production models of fiber optic gyros. Also, they could drop in pr ...
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S21 Dimmer Strip - Strand Lighting

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ConnectionsWhile the board can be connected to a number of

... resistors on the RX / TX connections are not absolutely necessary but are recommended. The temperature sensor (DS18B20) connects to +5, ground and pin 2. A 4.7 K ohm resistor goes from the sensor's output pin to +5 volts. A push button switch is connected to pin 3 and is used to trigger a spoken tem ...
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Chapter 18: Problems

... Exercises 20 – 25 deal with resistors in series or resistors in parallel. 20. Application: a three-way light bulb. One way to make a three-way light bulb (a bulb that shines with three different brightnesses, depending on the position of a switch) is to allow connections to the bulb filament so that ...
lecture 240 – simulation and measurements of
lecture 240 – simulation and measurements of

... The op amp will be treated as a subcircuit in order to simplify the repeated analyses. The table on the next page gives the SPICE subcircuit description of Fig. 6.3-3. While the values of AD, AS, PD, and PS could be calculated if the physical layout was complete, we will make an educated estimate of ...
Comparative study of maximum power point tracking algorithms
Comparative study of maximum power point tracking algorithms

... temperature T( C), Boltzmann’s constant kB, and the charge on an electron q. Equation (5) gives the lightgenerated current IL as a function of irradiance G (W/m2), the array’s short-circuit current at standard test conditions ISC, the temperature coefficient for current of the array KT,I (A/ C), ( ...
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Low-Voltage Differential Signaling (LVDS)

Fundamentals for Surge protection
Fundamentals for Surge protection

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Opto-isolator



In electronics, an opto-isolator, also called an optocoupler, photocoupler, or optical isolator, is a component that transfers electrical signals between two isolated circuits by using light. Opto-isolators prevent high voltages from affecting the system receiving the signal. Commercially available opto-isolators withstand input-to-output voltages up to 10 kV and voltage transients with speeds up to 10 kV/μs.A common type of opto-isolator consists of an LED and a phototransistor in the same opaque package. Other types of source-sensor combinations include LED-photodiode, LED-LASCR, and lamp-photoresistor pairs. Usually opto-isolators transfer digital (on-off) signals, but some techniques allow them to be used with analog signals.
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