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3
votes
4answers
43 views
N-Ch FET with open-drain output
I stumbled across this line in this datasheet (page 10):
Serial Data Output Pin. Internal N-Ch FET with open-drain output that
requires external pull-up resistor. It shifts out the previous ...
6
votes
2answers
176 views
Switching Between Two Voltage Supplies
I have been trying to work out a circuit something like the following:
simulate this circuit – Schematic created using CircuitLab
I want VOUT to be 3V when the switch is open and 5V when ...
1
vote
1answer
71 views
Turning the PN junction of JFET on?
I am going to use a N channel JFET as a normally-ON switch. I am wondering if it would cause any problem in the long term reliability having the PN junction forward-biased. In other words, would it be ...
5
votes
3answers
242 views
What can cause a Drain-Source short in a FET?
Background:
I am using a Si7456CDP N-channel MOSFET in a switching power supply. The power supply and load are housed in a plastic enclosure. Yesterday, the power supply and load were working ...