X-Authentication-Warning:	delorie.com: mail set sender to geda-user-bounces using -f
X-Recipient:	geda-user AT delorie DOT com
X-Original-DKIM-Signature:	v=1; a=rsa-sha256; c=relaxed/relaxed;
	d=gmail.com; s=20161025;
	h=mime-version:in-reply-to:references:from:date:message-id:subject:to;
	bh=raD+EBPOjyru/ZyPsLw728ucm2l9QkGWFkRHwPvqTBU=;
	b=MHDuuX+38m2kjFYCX77/91acb9EUd6k4VBPahIJjYGeHAqbzwb3YrfaG1mfD2Oj8/D
	ZfXKYuUZ0ao3sRNo4z1b18fo5JzOCyOuPFQr7JHEc+VvlEeo8/qLXmoTDHD03fOXUcl9
	cWBvjBRFWfpSx0mQ4otYP/j7eDHVkjlFTIGafJ35r/H9qLSQIohkajZxypOyhchMorMu
	qomolE6+zc4a04T0N01a9V8png6AiH6qrcwbyaCph67A1ZlDuN2xyogBu5KnhGmF3vXY
	CsRoKWQHUlhLSfA+ysFmC/HdLDrljYiCzS9Wv78UBitITefZzj0AgYbDrUzeVA3B1To+
	8O7g==
X-Google-DKIM-Signature:	v=1; a=rsa-sha256; c=relaxed/relaxed;
	d=1e100.net; s=20161025;
	h=x-gm-message-state:mime-version:in-reply-to:references:from:date
	:message-id:subject:to;
	bh=raD+EBPOjyru/ZyPsLw728ucm2l9QkGWFkRHwPvqTBU=;
	b=mLM35Qy+hY1ko7PGqcS4LGBl0gdBIqMf9dNNzvT+AjZrCBmhVzfBMILUB/QDXcunU8
	s4tBnYhczPj9F9TdZiHlmzbEHCu9pVGjP0hbpc8LltLS7eW4/Zj0q3mivmVfa0y8/8VX
	X9zUlKKa+WH07JQ9wPDgt+vjXGqWwTtRo/B42I1W/nq/H30UT3oye9flBT6F+S7RXXKN
	p1Q6dBdIfuVpjhiDNaHvUocGFMcSeFgZPZc1YzwYHgQpxpNNdJVc9Yjkm/K38+hXMEyz
	Ic/YmlPkVHYW7mTJmYy0PwNB+0Ermk93jKsFvU6vFuPpKm8/xsfrK5aZFRUqo1RI4T22
	p9XQ==
X-Gm-Message-State:	AHYfb5jOZbpd7HUkNrpA6IBh71bhYfFYUOLufGpYyUBLWwM9GonYwYL6
	PIX7GVSmRKSOd1XPqCAqxI/3Chn7h7pF
X-Received:	by 10.36.28.82 with SMTP id c79mr5715718itc.173.1502706135528;
	Mon, 14 Aug 2017 03:22:15 -0700 (PDT)
MIME-Version:	1.0
In-Reply-To:	<CALSZ9grq+2WFyvJuYOUJXz5w21SsLbH8iz0aba2MzxtH=W+Qsg@mail.gmail.com>
References:	<CALSZ9grq+2WFyvJuYOUJXz5w21SsLbH8iz0aba2MzxtH=W+Qsg AT mail DOT gmail DOT com>
From:	"Sergey Alyoshin (alyoshin DOT s AT gmail DOT com) [via geda-user AT delorie DOT com]" <geda-user AT delorie DOT com>
Date:	Mon, 14 Aug 2017 13:22:14 +0300
Message-ID:	<CAOxVtSSd8uLcQrEKFGzUkVdVOS0e5fQxuOOrvNRbYB8gbR9W_A@mail.gmail.com>
Subject:	Re: [geda-user] Mechanical relay using mosfets?
To:	geda-user AT delorie DOT com
Reply-To:	geda-user AT delorie DOT com
Errors-To:	nobody AT delorie DOT com
X-Mailing-List:	geda-user AT delorie DOT com
X-Unsubscribes-To:	listserv AT delorie DOT com

On Sun, Aug 13, 2017 at 4:12 PM, Rob Butts (r DOT butts2 AT gmail DOT com) [via
geda-user AT delorie DOT com] <geda-user AT delorie DOT com> wrote:
> I have a trolling motor (without schematics) that has 4 wires (black,
> yellow, red and white) to the motor windings powering the propeller.  Here
> is the power table (+ & - are the 12V battery posts:
>
> I was thinking of using high current mosfets as the relays however since I'm
> connecting in some cases one motor wire (red) to another motor wire (white)
> how do I operate the gate? Can I use a 5V micro?

Yes with something like FAN3268 (TTL input, +12 for MOSFET gates).
Also check if +12V is sufficient as MOSFET gate voltage for desired
30A drain current.

- Raw text -