Electronic Components

8-pin DIP pinout for JFET?

I have a schematic showing a part identified as J412, which is probably a National Semiconductor NJFET. The schematic o...

2 comments posted 18yrs

posted by BeardedOccam

2 comments posted 18yrs posted by BeardedOccam

Pulse PE-68011 transformer datasheet?

As title says I'm looking for the Pulse Engineering PE-68011 ethernet transformer datasheet. Couldn't find anything on t...

2 comments posted 18yrs

posted by " "

2 comments posted 18yrs posted by " "

advice for making a tiny device for data collection and transmission

Hello, Im using some hobby time to make a device which collects data from a remote temperature sensor and then performs...

0 comments posted 18yrs

posted by ssposts

0 comments posted 18yrs posted by ssposts

Looking for 5mm LED holder

In the past I have been using this locally available (Toronto area) LED holder. http://www.viatrack.ca/Misc/LEDBEZ5MM.j...

1 comments posted 18yrs

posted by borism_void_

1 comments posted 18yrs posted by borism_void_

looking for a transistor

I need to switch some GE #44 lamps from a TTL output. #44 lamps are 6.3 volts at 250 ma, so I'll need a transistor to d...

118 comments posted 18yrs

posted by gleason

118 comments posted 18yrs posted by gleason

LED polarity marking -- not?

Normally, I thought LEDs had the flat side on the cathode (like the stripe on a conventional diode). Yesterday I found...

3 comments posted 18yrs

posted by look

3 comments posted 18yrs posted by look

A case for a dongle/adaptor

You know the thing I mean ? A plastic case that allows 2 x 25 way D-subs (or a 25 way D and some other connector) to be...

19 comments posted 18yrs

posted by rabbitsfriendsandrelations

19 comments posted 18yrs posted by rabbitsfriendsandrelations

Microchip part identification.

This is a part I've asked about before, but got the number wrong - having found another and used a better magnifier I f...

4 comments posted 18yrs

posted by dai.ode

4 comments posted 18yrs posted by dai.ode

FS: TL604 PMOS audio switching IC's

I have a very limited quantity of "new" unused Texas Instruments TL604 CP audio switching IC's for sale that have been...

0 comments posted 18yrs

posted by ovrreactor

0 comments posted 18yrs posted by ovrreactor

What are the modern options for current-boosting uC outputs?

In the past I've used both individual transistors (bipolar) and devices like the ULN2803 to allow uC outputs drive load...

1 comments posted 18yrs

posted by snarflemike

1 comments posted 18yrs posted by snarflemike

fet op amps, max differential input

Looking at datasheets for op amps that can take a large differential input. TLC271 says +/-Vdd TL071 says +/- 30volts do...

4 comments posted 18yrs

posted by nospam

4 comments posted 18yrs posted by nospam

Transistor Motorola 269-3 ?

Hello Cant find datasheet on this Motorola D2PAK transistor. 269-3 RW937 Any tip /Pa

2 comments posted 18yrs

posted by Nomail

2 comments posted 18yrs posted by Nomail

Help with MOSFET sub..

Hi there.. Sometime lurker first time poster. I'm working on an older mid 90's vintage cnc motor controller board. The...

3 comments posted 18yrs

posted by radius_sv

3 comments posted 18yrs posted by radius_sv

Hobby and Stepper Motors for Sale

I have collected through the years many Stepping and Hobby motors collected from CD-Rom drives, DVD-Rom Drives, audio a...

1 comments posted 18yrs

posted by youbet

1 comments posted 18yrs posted by youbet

from whence electrical-conduit locknuts?

who invented these nuisances (requires a special tool) - and was there an underlying good reason to NOT use ordinary har...

7 comments posted 18yrs

posted by dances_with_barkadas

7 comments posted 18yrs posted by dances_with_barkadas