Questions tagged [symbol]
An electronic symbol is a pictogram used to represent various electrical and electronic devices
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what is the German/Austrian nomenclature(Voltage and current direction) in electronic circuit?
AS I came from a country where we use the french system in defining the voltage current arrows in electronic circuit, I am confused about the German/Austrian system where I see the voltage arrow is ...
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0answers
71 views
What does arrow to battery mean?
In the following circuit, the wire connecting Ground to \$ V_{GG}\$ has a arrow pointing at the positive terminal. I have never seen this before. What does it mean?
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2answers
68 views
KiCAD symbol editor - how to use insert key to duplicate pins with every other number
I'm trying to make this header row in KiCAD. If I place pin 1, and press the insert key, it gets duplicated nicely. The problem is, that pin becomes pin 2, then the next pin 3. I want pin 1,3,5,7,9 ...
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1answer
151 views
Fusible resistor
I'm currently working on an assessment for the electronics part of my PEO and have to complete a resistor report, detailing different types of resistor and their circuit symbols.
I have managed to ...
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6answers
2k views
How can I tell if a MOSFET is enhancement-mode or depletion-mode?
Today, from ignorance I have fallen head-first into the world of MOSFET transistors. In my scramble to find some information on the MOSFET I will be using as a switch (HEXFET actually), I learned that ...
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1answer
63 views
What does this transformer symbol mean
In a balun I have, (model 50-7725 from CPC, datasheet -> http://www.farnell.com/datasheets/2365902.pdf?_ga=2.142463986.1590159842.1535980880-667311346.1535980880)
It shows the Balun as:
What is the ...
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1answer
165 views
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1answer
1k views
What is the meaning of the “lasso loop” on circuit diagram?
I've never seen this "loop" structure in a circuit diagram before.
Pin 6 has a line that loops around the lines from pins 5 and 9.
Pin 7 has a line that loops around all other lines, except the ?...
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1answer
1k views
Symbols: Double-arrow circle enclosed “10” on electronic appliances
What does the symbol that says 10 inside the double arrowed circle mean? I have seen a similar symbol on another appliance that had the number 25
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42 views
Help with RGBS schematic
I am making up a cable for the below diagram, but am slightly confused about the shielding. Does this mean that the red (earth) should shield the yellow, white (earth) shield the orange, etc?
Does ...
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1answer
144 views
What does this symbol in a schematic diagram mean? (wire through circle)
I am looking at the data sheet for the iC-NZN N-type laser diode driver.
What does the marked symbol stand for?
It appears in a number of places, always marking IO pins.
My guess would have been ...
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1answer
132 views
Having Trouble Identifying Crystal Oscillator Symbol
I'm working on a circuit implementing the TI CC2640R2F (Datasheet) which requires an external 24MHz crystal oscillator to function. In the schematic (pg. 42), it shows what looks like a normal ...
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1answer
73 views
What does this “Not Installed” symbol mean on the data sheet?
I am designing a circuit that uses the TI TPS561201 buck converter. Reading the data sheet, I am slightly confused with the notation of "Not Installed" next to some of the components.
Questions:
...
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2answers
98 views
SENT protocol output unit is LSB. What does this mean?
I have read couple of datasheet of devices which uses SENT protocol. They define the output between 193 and 3896. The unit is LSB. I think that this does not mean least significant bit?
Example:
...
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1answer
224 views
Symbol for ideal voltage source vs symbol for real voltage source
Wikipedia's article on Voltage source shows the figure below. It says in the figure that the following symbols is an ideal voltage source.
However, elsewhere in the same article they have a circuit ...
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1answer
110 views
What is this triangle symbol representing?
I am getting started with electronics and decided to learn about the inner workings of the L293D. However, I found a symbol I don't recognize, which is the triangle with 3 connections. There are four ...
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2answers
130 views
What are these “X”s / crosses on this schematic's wiring? Traces attached to the metal housing (ground)?
Below is a section of the schematic for the RF modulator of a Nintendo NES-001 system. I am curious what these Xs are that I've boxed in red below. Looking at my own NES-001 and matching locations, I ...
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3answers
793 views
Where does this current source symbol come from?
There's an old symbol for a current source that's just two overlapping circles, reminiscent of a Venn diagram. There is more than one question on here with people asking what the symbol is, but I'm ...
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1answer
193 views
What do the letters W, Z and G stand for on an extension cord (USA)?
G seems to be obviously (G)round, but I have no idea which of the others is Neutral and which is Hot.
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1answer
97 views
Is there a switch that can replace Voltage Controlled Switches?
This is the voltage controlled switch in the LTspice.
Is there a switch which can replace it? I need a switch for a schematic. At first, I used a transmission gate switch, but the simulation of the ...
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0answers
35 views
BJT / MOSFET Symbol Pin Function
When creating a new Transistor schematic symbol (FET or BJT) what is the correct pin type / function for each of the pins? Do most people leave them as passive? Or would you use high-z for gate / base,...
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1answer
85 views
Please, define symbols which are pointed
What do these symbols mean? Please, describe
It is a part of high voltage power supply
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0answers
155 views
The pin name of analog switch in virtuoso cadence
This is the analog switch in virtuoso cadence,and i think a or b is input or output,but what is another two pin?
For the switch,as i know we must have three pin at list:input,output and control(to ...
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3answers
228 views
Meaning of Ceramic Capacitor markings
I was inspecting a PCB with a magnifying glass and noticed some of the light brown ceramic smd capacitors have 3 digit markings on them. Is there a "standard" of what these markings stand for? The ...
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3answers
2k views
what does this symbol mean?(like a comparator,but there is another symbol in this triangle)
What does the symbol mean?what is this comparator difference?what is its function?can anyone introduce it to me?
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0answers
71 views
What does this key looking symbol (with 4 bars) indicate?
Im currently studying for my NEN3140 exam and I stumbeld acros this image:
I have been poking around in google (and all the symbol questions I could find here) and the closest I got is this (page2):
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1answer
226 views
What does a P-Channel MOSFET symbol with body connected to source mean?
I was just trying to source a power MOSFET, and I stumbled across a very odd symbol for a P-channel MOSFET.
I know that the arrow pointing out means it is P-channel, and I know that the dashed bar ...
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1answer
140 views
LTSpice arbitrary voltage block (bv) simulating full wave bridge rectifier
I'm creating a LTSpice simulation. I need a voltage source that looks like the output of a full wave bridge rectifier.
The simulation includes a sine voltage source (voltage block) line to generate ...
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3answers
3k views
What does this symbol (three connected triangles) mean?
What do the symbols \$GD_{SN}\$ and \$GD_{SI}\$ mean? What is the component’s purpose? The second picture shows its schematic.
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4answers
2k views
What is this symbol near an AC motor?
What is this symbol circled in green in the image? Is related to that induction motor, and I guess it is a french project (if that helps).
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0answers
48 views
Unknown symbol in logic diagram [duplicate]
I am trying to make sense of this logic diagram for an ON Semiconductor 7-segment display driver. What is this logic symbol? I have never seen it before, and I have not seen it anywhere online after ...
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0answers
54 views
What is this component FL12?
I am working on a pcb design and found this in a schematic. I have been told it is a snubber but when I look up a snubber it doesn't look anything like that as the symbol. Any explanation would be ...
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3answers
566 views
What does this diode symbol mean?
I found this diagram in the TI TLV431 datasheet. The diode symbol looks like a zener, but has an addition input on the side. What is this supposed to represent?
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0answers
31 views
Symbol of a bipol with specific voltage and specific current (ideal power supply?)
Does it exist a symbol of a bipol which gives a specific voltage and a specific current? I know only the following symbol for battery (and other symbols with the same meaning):
but it only shows that ...
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2answers
2k views
Diode in MOSFET symbol [duplicate]
Is there any difference between MOSFETs with a diode in their symbol and the HEXFET?
Also, is there a difference between MOSFETs with a diode in their symbol and other MOSFETs?
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1answer
417 views
Potentiometer schematic symbol help
I cant figure out which pin is the number 1 on the potentiometer and variable resistors within this schematic. I would guess that the circle with a slash through it is pin one but I'm not sure. Any ...
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1answer
90 views
LM3466 circuit symbols, SEN/SRC to ground?
I'm reading the LM3466 datasheet (page 9) and am confused about the symbol downstream of the SEN/SRC pins and R(sen). Is this a ground symbol? If so, why do they use multiple different ground symbols ...
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1answer
207 views
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5answers
5k views
Anyone recognise this capacitor and its symbol (circle with dot)?
Trying to repair an old Hameg CRT oscilloscope and looking at the schematics for the HV Z board I see the following capacitor symbol (in red box):
The capacitor itself looks (vaguely) like this:
I'm ...
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1answer
171 views
Altium - Is it possible to move the symbols added to pins when creating components?
I'm drawing a simple inverter and would like to have the Schmidt trigger symbol inside of it.
Altium places it outside the boundaries. Can't find how to move & scale it. Suggestions are welcomed!
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1answer
311 views
Is there a standard for schematic power symbols?
I notice that some schematics use a single, labelled, symbol for power that looks like an uppercase letter "T", while others use varying symbols (mostly types of arrow) to indicate various voltages; I ...
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1answer
190 views
What the heck IS this thang? [closed]
Hey you kids! Don't putcher lips on it!
Seriously, I do not know what this symbol means. Printed nearby says 14 mA at 10V. Goes to ground from the inverting input of an LM833 op amp.
Anyone?
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1answer
221 views
What is this schematic symbol?
I have this schematic here I'm trying to recreate in Kicad. I'm lost on the meaning of part "PH_A, P8".
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2answers
693 views
Is this datasheet wrong?
http://www.mouser.com/ds/2/395/DTA124%20EE%20A12-248319.pdf
It says it is a PNP transistor but symbol is of NPN transistor. The equivalent circuit shows the transistor sitting between load and ground ...
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2answers
2k views
What is the significance of this symbol?
What the significance of this symbol?
It's part of 17IPS61-3 26" to 40" LED Slim Integrated Power Supply, and the whole datasheet can be found here.
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2answers
1k views
What does a slash over a line in a circuit diagram mean?
In the following diagram (from William Stallings, Computer Organization and Architecture), what does the slash '/' over the lines mean? E.g. there is a / over the s + w line on the top, why is it ...
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0answers
205 views
What does a triangle with a slashed zero in it represent?
In the block diagram for an RF component, there is a triangle with a slashed zero in it as below:
What is it meant to represent?
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2answers
321 views
Questions Regarding Symbols in a Schematic
So I'm building the circuit below as an exercise:
I have some questions on this schematic as I'm fairly new to reading schematics and electronics in general.
I have every component in the diagram ...
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1answer
548 views
How to simulate finfet in ltspice?
I need to compare planar MOS transistor and FinFET for a project. But there is no inbuilt symbol for FinFET in LTspice IV. Can anyone help me with this?
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1answer
185 views
How can I show the variant of a device in a symbol in EAGLE?
I am creating a device with multiple variants in EAGLE. The associated symbol should show the variant as well, so that it will be directly visible on the schematic.
I know how to add e.g. >VALUE or >...
