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:references:in-reply-to:from:date:message-id:subject:to; bh=/TEpDy+hwBhAzuHhDjLRhbIocg6LV+l1NsibwOC6EKY=; b=eEw5EN/Mu+RF485BPkph8zH2/7kTJRcjQqBX6fyVDpcPDlCKtRGnE3ioOriLX16ADk rlkWzzwr8N7uDzinWEhYeh+WB7JVQQEUq1OdHxx4YILjQKUr7YvShn24i85LOQNbZDE8 r3A5cPBXJixnwYPK0syrNS7WbWQK5iCT0htOUAT0PF+uS1TLyaIq3VN2R1UgKxTuL5wE W5oFisAQiT4goQc9wlFv5okUhFK2RQ7fWl6W87Nt+/pGKFIIT8cT6bxaCcz4/2XXmwaU 7yjU9uASwxj9ruNcs9aOLfIqFQ3YRyATAkj8wPs0VNSdDtLJWMDgw1cNVAEOGLl9K1IA pc3Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to; bh=/TEpDy+hwBhAzuHhDjLRhbIocg6LV+l1NsibwOC6EKY=; b=NMrk6lDs06jL8kD9J2z/BG/rg0wdB4GhiYzSRZuu6gQydOhln7oK0EIhGoCHqvFya5 AZ2VAprfzyaiB2Sh2vhGJYWONOFKeubSmsbi74yUcC5ao/47x8ak2BQimgBU6zxf6fdT v+NHJBUgm1l//U+Yc5O29oGKwmWJXdube2GNCS+sBS7nTprxgTE//Lv1xdUvRRJNvSf+ 36DbwPyJc3+mEn3azejkHiQhWcVni2wSVBZv9stNrEAG3gK6fPHKqadkF+mrUfD1b16e Qvp3/8ms3+TTeoejxuLbu+lCud2a6M46O93mZiivSEq0yVs4duMqHt+nEx2/jzEG7JRh lLFQ== X-Gm-Message-State: APjAAAUtYhFcQRy2fNjlCiZn59HS7XCigF+J4L8sx/w9dVxGxmJb72SL bvhmATRUQtBdNWJ3AkNWCg9ytvc+MLgLNyFejnnIKg== X-Google-Smtp-Source: APXvYqwEXhI5JrCsXhrwA0gPrAdVrKPPJ/OIfqOakFg4r/Qz8Mp5nhpIQS12ITwZ3OSdcPZda+q57OpWwtdDktetRt4= X-Received: by 2002:a6b:4407:: with SMTP id r7mr49560584ioa.160.1577995359492; Thu, 02 Jan 2020 12:02:39 -0800 (PST) MIME-Version: 1.0 References: <20200102201054 DOT f43d1cba4af49e5830a8d4dd AT gmail DOT com> In-Reply-To: <20200102201054.f43d1cba4af49e5830a8d4dd@gmail.com> From: "Rob Butts (r DOT butts DOT geda AT gmail DOT com) [via geda-user AT delorie DOT com]" Date: Thu, 2 Jan 2020 15:02:26 -0500 Message-ID: Subject: Re: [geda-user] Home soldering LGA-12 suggestions To: geda-user AT delorie DOT com Content-Type: multipart/alternative; boundary="000000000000dc1f16059b2dac33" Reply-To: geda-user AT delorie DOT com --000000000000dc1f16059b2dac33 Content-Type: text/plain; charset="UTF-8" Yes, I used flux On Thu, Jan 2, 2020 at 2:48 PM N (nicklas DOT karlsson17 AT gmail DOT com) [via geda-user AT delorie DOT com] wrote: > You use solder flux? > > > I'm using a 2-axis gyro chip in a design and the largest package pith I > can > > find is 0.5mm pitch. > > > > I have a solder paste dispenser along with a hot air setup. The problem > > I'm having is that the solder dispenser puts out too much paste on the > > shortest time pulse setting. My footprint has extended pads in the hope > of > > solder prepping the pads, place the chip then going around the outer pads > > to reflow the solder (with the smallest soldering iron tip) but it is so > > small and the chip is just not sticking. > > > > Any suggestions? > --000000000000dc1f16059b2dac33 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
Yes, I used flux

You use sol= der flux?

> I'm using a 2-axis gyro chip in a design and the largest package p= ith I can
> find is 0.5mm pitch.
>
> I have a solder paste dispenser along with a hot air setup.=C2=A0 The = problem
> I'm having is that the solder dispenser puts out too much paste on= the
> shortest time pulse setting.=C2=A0 My footprint has extended pads in t= he hope of
> solder prepping the pads, place the chip then going around the outer p= ads
> to reflow the solder (with the smallest soldering iron tip) but it is = so
> small and the chip is just not sticking.
>
> Any suggestions?
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