Brusque,

I have used both the LTC1475 (switching) and the LT1761 (LDO linear) both
from Linear Technology to power PIC's from 9V batteries.

  - Steve

-----Original Message-----
From: Edson Brusque <brusque@FLYNET.COM.BR>
To: PICLIST@MITVMA.MIT.EDU <PICLIST@MITVMA.MIT.EDU>
Date: Friday, February 11, 2000 10:20 AM
Subject: Re: low-loss voltage reg [OT?]


>Hello,
>
>    We have a portable gadget that uses a PIC16F873 and consumes about
>100mA. It could not go to sleep mode. I'm currently using a 9V batery with
a
>78L05, but the waste of energy is very high. What do you suggest? A
>switching regulator I could simply put in place of a 78L05 would be super.
>
>    Thanks,
>
>    Brusque
>
>+------------------------+
>|     Edson Brusque      |
>| Research & Development |
>|  www.citronics.com.br  |
>+------------------------+
>