Re: Opto / relay recommendation

Thanks Larry,

Look just the thing, I'm suprised how cheap they are ( ULN2001A at
61p from Farnells )
Would I need to do any additional supporting circuitry or can I
connect straight to the pins of an IC socket ?

Rab

>
> Check out the ULN2001A - ULN2005A series of darlington

transistor arrays.

> Various companies made them. I am looking at the T.I. book

here. They are

> 16 pin DIP with seven drivers per package. Each section

rated at 500 ma

> and can be paralled. I am using these the control the 14 or

so 24V

> pneumatic valves in my BTC...
>
> Larry...