[sdiy] switching LEDS

[db]

Any particular MOSFET in mind? I've no experience with them.
I thought it's be best to use some isolation since these high power LEDs 
seem a bit wild.


At 1/11/2010 02:09 AM, George Hearn wrote:
>An N Channel MOSFET will nicely switch plenty of current in a small package
>if it is a good one.  The relay would only appropriate if the driving
>circuit must have electrical isolation from the switching circuit.  In the
>case of an LED this is not likely to be the case.  If it were say a
>230V(110V) neon that needed to be powered from the AC mains and switched
>from a low voltage DC circuit, yes a relay would be what you might need.
>George
>
>-----Original Message-----
>From: synth-diy-bounces at dropmix.xs4all.nl
>[mailto:synth-diy-bounces at dropmix.xs4all.nl] On Behalf Of db
>Sent: 11 January 2010 08:13
>To: synth-diy at dropmix.xs4all.nl
>Subject: [sdiy] switching LEDS
>
>
>
>I'm basically using Ken Stones circuit to switch some LEDs on based on an
>signal input.
>
>Now I want to switch very big LEDs like 5-10 watts, so I'm sure I need to
>add something like a relay to keep it all safe and isolated.
>I guess I could use small relays, but is the best way to use some kind of
>solid state relay?
>
>Any pointers to what there is, and what I should be looking at?
>
>
>(If there's a different list this is better asked on, please let me know!)
>
>dennis.barton:skylab2000[socal]
>
>
>
>_______________________________________________
>Synth-diy mailing list
>Synth-diy at dropmix.xs4all.nl
>http://dropmix.xs4all.nl/mailman/listinfo/synth-diy


dennis.barton:skylab2000[socal]