-1
votes
0answers
65 views
trying to find datasheet for rectifier diode [closed]
part number 27c0411?
can someone help pls?
0
votes
2answers
126 views
Circuit with ACV and DCV after rectification
I rectified about 14ACV to about 12DCV but 6 ACV simultaneously with 12DCV at the end! It was verified by two different tests, 2W10 is apparently just an unit jammed with 4 diodes. …
6
votes
2answers
153 views
Reading a Rectifier Diode
Hi,
How do you read the numbers on a rectifier diode? It only says "06" (or "90") on it (twice, once horizontally and once vertically). I figure I'm supposed to assume this is a 1 …
1
vote
3answers
98 views
What is a “fast 2A type” diode?
Looking at the L297 datasheet, it references the use of "fast 2A type diodes".
What does that mean?
Would a 1N4001 qualify? Given the application, I'm assuming that it needs to b …
0
votes
2answers
99 views
Schottky Diode substitution
Continuing on with my power supply repairs. I hate it when I don't have a component and even with all of the junk parts I have I still have troubles finding things. So I want to bu …
3
votes
10answers
571 views
Using diodes to limit current to LEDs
I'm setting up an attiny2313 to drive an array of LEDs and blink them in different patterns. Rather than putting a series resistor in line with each LED (they'll be controlled sep …
1
vote
2answers
101 views
Marking for Operating Tempature Range on Diode’s data sheet?
My diode is:
VISHAY GENERAL SEMICONDUCTOR 1N4004-E3
Diode
Diode Type:Standard Recovery;
Repetitive Reverse Voltage Max,
Vrrm:400V; Forward Current, If(AV):1A;
F …
9
votes
6answers
460 views
How to convert AC to DC
I am designing a circuit that needs to output 5VDC @ 1A. I'm trying to use a wall transformer to step the voltage down to 12VAC. The next step is the diode bridge and ripple capa …
4
votes
2answers
149 views
LM335 doesn’t seem to work
I'm relatively new to electronics, and I'm trying to make a thermometer using a LM335 temperature sensor. By reading the datasheet I thought it was simple, connect up 5V to a resis …
1
vote
1answer
138 views
Are varicaps (capacity diodes) obsolete?
Hello!
I have read that varicaps (capacity diodes) are a "modern" alternative to variable capacitors. In several electronics books only positive properties of varicaps are mention …
