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Electrochemical Oxygen Sensors and XCell® O2 Sensors
Electrochemical Oxygen Sensors and XCell® O2 Sensors

... as a byproduct. At the counter electrode, water is converted back into O2 molecules. The chemical reaction requires a low voltage, which is controlled by the application-specific integrated circuit (ASIC) in the XCell Sensor. Because nothing is consumed or “used up” as the sensor is functioning, the ...
Chapter 17
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... range of voltages The relationship between current and voltage is linear The slope is related to the resistance ...
OM2324102416
OM2324102416

... conversion efficiency. The reverse-recovery problem of output rectifiers is also alleviated by controlling the current changing rates of diodes with the use of the leakage inductance of a coupled inductor. Hybrid power system consists of a combination of renewable energy sources such as: photovoltai ...
LTC1151 - Dual ±15V Zero-Drift Operational Amplifier
LTC1151 - Dual ±15V Zero-Drift Operational Amplifier

... The LTC1151 has a typical offset voltage of 0.5µV, drift of 0.01µV/°C, 0.1Hz to 10Hz input noise voltage of 1.5µVP-P, and a typical voltage gain of 140dB. It has a slew rate of 3V/µs and a gain-bandwidth product of 2.5MHz with a supply current of 0.9mA per amplifier. Overload recovery times from pos ...
MAX8640Y/MAX8640Z Tiny 500mA, 4MHz/2MHz Synchronous Step-Down DC-DC Converters General Description
MAX8640Y/MAX8640Z Tiny 500mA, 4MHz/2MHz Synchronous Step-Down DC-DC Converters General Description

... should be verified. Similarly, it is acceptable to use a 3.3µH inductor with the MAX8640Y, but performance should be verified. For optimum voltage positioning of load transients, choose an inductor with DC series resistance in the 75mΩ to 150mΩ range. For higher efficiency at heavy loads (above 200m ...
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Data Sheet Features

... Features ...
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Relative material

... feedback results when the signal being feed back is in phase with the input signal. Negative feedback occurs when the signal being feed back is 180 degrees out of phase with the input signal. In a common emitter or common collector amplifier, feedback is introduced into the base of the first stage t ...
VLSI6332_sadi_italo_DLL
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... clock generation in SoC and in clock and data recovery circuits.  DLL`s counterpart Phase Locked Loops(PLL) suffer from ...
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... ____________________________________ because of an electric force. Consider two opposite charges. (Similar to gravity) ...
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AC Power Products Overview

Henning_Stofen_FRAC_G187
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... If we change the secondary limit from power to current, the output impedance of the transformer does not have a direct impact on test severity anymore. We can allow for a wider range of impedances and especially for lower impedances. Therefore, we do not need to reduce the performance of the test eq ...
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200400045 VECTRON ELEKTRONIK MANUAL

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Application of Thermistors

... Resistors and Ohms Law • Property of a resistor – Flow of current is proportional to voltage (or vice versa). The proportionality constant is known as resistance: v  Ri Vsupply ...
Chapter 1 Due Monday 4/9 at 4 pm.
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... = De-t/60 mA for t ≥ 0, and the voltage across the second element is v2 = Be-t/60 volts for t ≥ 0. The maximum possible magnitude of the current, D, is limited to 1.0 mA. Find the required constants D and B and describe the required battery. Hint: find the energy supplied by the first element for th ...
Bip Transistor 50V, 2A PNP MP
Bip Transistor 50V, 2A PNP MP

... "standard application", intended for the use as general electronics equipment. The products mentioned herein shall not be intended for use for any "special application" (medical equipment whose purpose is to sustain life, aerospace instrument, nuclear control device, burning appliances, transportati ...
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... (b) support or sustain life, and (c) whose failure to perform when properly used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in a significant injury of the user. ...
video post processor
video post processor

... ns. The worst case on time is still over 100 time constants and should be sufficient to remove the charge from the anti-aliasing filter capacitor. When the anti-aliasing filter is being discharged, the differential op-amp sees a 20 Ω differential load. This is an acceptable load for the ADA4938-1. ...


... a ceramic core, terminated, and finished with our flameproof Centohm® coating. Ohmite’s Audio Gold resistors have been carefully engineered with non-magnetic materials to eliminate the effects of these stray magnetic fields on circuit performance, thereby resulting in simplified shielding requiremen ...
PDF Data Sheet - Analog Devices
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... Attenuator (VVA) in low cost leadless surface mount plastic package operating from DC - 14 GHz. It features an on-chip reference attenuator for use with an external op-amp to provide simple single voltage attenuation control, 0 to -5V. The device is ideal in designs where an analog DC control signal ...
Op-amp Voltage Comparator
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Ttitle, Title, Title, Ttitle, Title, Title, Ttitle, Title, Title
Ttitle, Title, Title, Ttitle, Title, Title, Ttitle, Title, Title

TPS2490, Reverse Input Voltage Block
TPS2490, Reverse Input Voltage Block

... roughly equal. Selecting the power limit of Q1 yields similar protection for Q2. The power limit of Q1 is determined by VPROG. • TIMER (pin 4): Calculations are unchanged. MOSFET turn off is activated if VTIMER charges to 4 V above pin 5. • SNS (pin 9): Current limit, determined by the sense resisto ...
08.04.27 P1
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... The content of this document is protected by the copyright laws of the United States of America and the international copyright laws and agreements. Except where specifically noted, Cliff Chappell or Chris Hurley owns (or has permission to use) all intellectual property rights in relation to this do ...
Making Sense Of Oxygen Sensors
Making Sense Of Oxygen Sensors

Article for Elektuur – August 2008
Article for Elektuur – August 2008

... What is somewhat peculiar in this circuit is the presence of Rx, whose purpose will be fully explained later. Basically, it supplies an extra current to the cathode resistor Rk2. In the schematics, you will notice that :a) there are two separate power supplies (see Fig.#3 and Table#2 for details), o ...
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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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