Re: [ST] Re: Helmet camera - Zener diode

["Mike Bostock" <sprint-st@xxxxxxxxxxxxxx>]

In your message regarding [ST] Re: Helmet camera - Zener diode dated
Wed, 30 Apr 2003 19:50:33 +0800, Anderson, Neil G (China) said that
...

>ANG(- Mike,
>ANG(- 
>ANG(- An easier way to reduce the output voltage from your 12.5V regulator is
>ANG(- simply to put an ordinary diode (not a Zener) in series between the
>ANG(- regulator output and camera input.  A normal diode drops about 07.V when it
>ANG(- is conducting, so the camera will see 11.8V.  The diode will need a power
>ANG(- rating of P = VI = 0.7 * 0.130 = 0.091 W, call it 100 milliwatts minimum


Thanks for this..

- -- 
Mike Bostock
mike@xxxxxxxxxxxxxx
Mid Devon, UK
N50.79155 W3.66646
Wales and SW ST Riders
http://www.sprint-st.org/

'99 Red ST

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