'Large current' diaporamas de présentation

Current mirror

Current mirror. Current mirror is a programmable current source What is the load current (I C2 )?. 15 V. I C2. I C1. Twin - matched pair. Q1 and Q2 are matched pair (TWIN)

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Transistors

Transistors. ME4447 Spring 2006 Kirk Glazer Joel Schuetz Andrew Timm. Lecture Overview. What is a Transistor? History Types Characteristics Applications. Semiconductors: ability to change from conductor to insulator Can either allow current or prohibit current to flow

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Ohm’s Law, Power and Energy

Ohm’s Law, Power and Energy. EE 2010: Fundamentals of Electric Circuits Mujahed AlDhaifallah. Ohm’s Law!. Current flows because Electrons flow from one point to another. What causes the flow of electrons?. Ohm’s Law!. Current flows because Electrons flow from one point to another.

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FUSES

FUSES. explaining how fuses work. fuses and earthing. choosing the correct fuse. alternating current(H). resources. EXPLAINING HOW A FUSE WORKS. next. previous. How does a fuse work?. We should draw a fuse like this. to show that the fuse is a thin

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24. Electric Current

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Short Version : 24. Electric Current

Short Version : 24. Electric Current. 24.1. Electric Current. Current ( I ) = Net rate of (+) charge crossing an area. [ I ] = Ampere. Electronics: I ~ mA. Biomedics: I ~ ? A. Steady current:. Instantaneous current:. + charges moving right. Zero net current. Net current.

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Lecture content provided by Kenneth Connor at Rensselaer Polytechnic Institute

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RLC Circuits

RLC Circuits. PH 203 Professor Lee Carkner Lecture 24. RCL and AC. w d = 2 p f X C = 1/( w d C) X L = w d L If you combine a resistor, capacitor and an inductor into one series circuit, they all will have the same current but all will have difference voltages at any one time

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Chapter 14-1. Metal-semiconductor (MS) junctions

Chapter 14-1. Metal-semiconductor (MS) junctions. Many of the properties of pn junctions can be realized by forming an appropriate metal-semiconductor rectifying contact (Schottky contact) Simple to fabricate Switching speed is much higher than that of p-n junction diodes

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11.7 Electrical Resistance

11.7 Electrical Resistance. Electrical Resistance (R) is a property of matter that describes how difficult it is for electric current to travel through a circuit. SI units: ? Ohm ( ? )

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STATUS OF APERTURE, CABLE, CURRENT CHOICE FROM IP TO Q4

CERN, 2 nd July 2013. STATUS OF APERTURE, CABLE, CURRENT CHOICE FROM IP TO Q4. E. Todesco CERN, Geneva Switzerland. TRIPLET. Triplet cable dimensions have been fixed Second iteration later in the year

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Circuit Safety

Circuit Safety. In your home devices are connected in parallel. As more devices are connected to the lines there are more pathways made for current=lowering of the combined resistance and more current occurring in the lines.

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