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From: ken@turtlevax.UUCP (Ken Turkowski)
Newsgroups: net.analog
Subject: Re: DC-DC converter ICs
Message-ID: <877@turtlevax.UUCP>
Date: Fri, 23-Aug-85 14:56:59 EDT
Article-I.D.: turtleva.877
Posted: Fri Aug 23 14:56:59 1985
Date-Received: Sun, 25-Aug-85 12:47:08 EDT
References: <301@cmu-cs-g.ARPA> <259@weitek.UUCP>
Reply-To: ken@turtlevax.UUCP (Ken Turkowski)
Organization: CADLINC, Inc. @ Menlo Park, CA
Lines: 12
Summary: 

In article <301@cmu-cs-g.ARPA>, monta@cmu-cs-g.ARPA (Peter Monta) writes:
> Are there ICs which convert +5V to +15V and -15V, at about 40mA each?
> This would be very convenient for providing RS-232 signal levels;
> often this is the only place such voltages are needed.  (1488s require
> about 40mA at each voltage.)				  ------

Intersil makes the ICL7660, which converts from +5V to -5V at 20mA.  I
think that you could run two in parallel for more oomph.
-- 
Ken Turkowski @ CADLINC, Menlo Park, CA
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