Tagged Questions
2
votes
2answers
140 views
Should I design with “N” parts or newer parts?
I noticed there are parts with "N" in the part name, for example the 1N4148 diode and the 2N2222 transistor, etc. What is the history of these parts? Where did they come from and why do they have ...
1
vote
1answer
78 views
AC DC Analysis of diode
in the following circuit:
Im looking to find what \$v_D(t)\$ is given \$V_γ = 0.7 V\$ and \$r_f = 0\$.
Now when doing the DC analysis, find that \$VDQ = 0.7 V.\$
But im having trouble finding ...
7
votes
2answers
185 views
How to analyze this diode circuit?
I am trying to analyze this simple diode circuit by hand, but I can't seem to get too far.
simulate this circuit – Schematic created using CircuitLab
Using circuit lab, it is evident ...
3
votes
3answers
119 views
Diodes in parallel
I need to protect about 5A @ 6V from something stupid like my revering the battery wires when connecting them to the circuit. I thought that I could use 5x 1A diodes in parallel, but it seems that I ...
1
vote
2answers
141 views
Problems when sharing a battery between motors and radio in an RC car
Background
I am building an RC Car that I am trying to modify to control from an Android phone.
When I connect the remote control module as well as the car circuitry (servo & motor) to separate ...
1
vote
1answer
168 views
Any resources to understand Clamper circuit?
Can anyone please provide some resources for understanding of Clamper Circuit, i'm having a hard time in understanding it when it comes to biased circuit.
0
votes
2answers
122 views
Transistor circuits: NOR and short
I've two short questions regarding circuits with a transistors or diodes:
1) The following circuit with two diodes: Does it produce an electrical short for B=1 (5V) and for B=0 there is V[out]=1? Is ...
0
votes
3answers
555 views
Why is the voltage across a reverse biased diode equal to source voltage?
Why is it not equal to zero since a reverse biases diode is essentially an open circuit?
1
vote
4answers
208 views
diode fails open
the question is asking this:
the correct answers are as follows, Vlimit = 0 V, Vdiode = 5 V
I don't get why it ended up like that. My intuition says that, "fails to open" means not functioning, ...
2
votes
4answers
2k views
Which way to draw diode in a circuit diagram
Im having a bit of trouble drawing a circuit with a diode in. I know the current flows from negative to positive, but convention says that current goes from positive to negative.
When drawing a ...
3
votes
3answers
2k views
What happens after a zener diode breaks down?
I've strapped a 6V zener diode across the 5V/GND rails of my circuit, and I want to know what will happen if my supply were to somehow fail pass 12V straight to the rest of my board.
The zener will ...
