<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="7.6.0">
<drawing>
<board>
<plain>
<text>D.G.</text>
<circle x="40" y="40" radius="8.45" width="0.01" layer="20"/>
<text>C1</text>
<text>R3</text>
<text>R4</text>
<text>SW</text>
<text>SW-</text>
<text>C2</text>
</plain>
<libraries>
<library name="dan">
<packages>
<package name="0603_RESISTOR">
</package>
<package name="AMC7135">
</package>
<package name="0603_CAP">
</package>
<package name="BATT+_PAD">
</package>
<package name="SOT-23">
</package>
<package name="MED_SMD_PAD">
</package>
<package name="1206_(3216METRIC)_CAP">
</package>
</packages>
</library>
<library name="attiny25_45_85">
<description>&lt;h3&gt;ATMEL ATtiny 25 / 45 /48&lt;/h3&gt;
&lt;p&gt;&lt;br /&gt;&lt;b&gt;&lt;u&gt;Supplied Packages:&lt;/u&gt;&lt;/b&gt;&lt;br /&gt;
&lt;b&gt;P&lt;/b&gt; &amp;nbsp; = PDIP 08 30mil&lt;br /&gt;
&lt;b&gt;S&lt;/b&gt; &amp;nbsp; = SOIC 08 EIAJ 208mil&lt;br /&gt;
&lt;b&gt;SS&lt;/b&gt; = SOIC 08 JEDEC 150mil&lt;br /&gt;
&lt;b&gt;X&lt;/b&gt;&gt; &amp;nbsp; = TSSOP 08 4.4mm&lt;/p&gt;

&lt;p&gt;&lt;u&gt;&lt;b&gt;Revisions / Changelog&lt;/b&gt;&lt;/u&gt;&lt;br /&gt;
&amp;bull; &amp;nbsp;5.0.0 [EAGLE 5]&lt;br /&gt;
&lt;/p&gt;

&lt;hr /&gt;

&lt;author&gt;
&lt;p&gt;&lt;u&gt;Author:&lt;/u&gt;&lt;br /&gt;
Dipl.-Ing. FH Rainer Bayer&lt;br /&gt;
HHN Hochschule Heilbronn (Heilbronn University), &lt;i&gt;rainer.bayer@hs-heilbronn.de&lt;/i&gt;&lt;br /&gt;
Ingenieurbüro ing-rb, &lt;i&gt;mail@ing-rb.de&lt;/i&gt;&lt;/p&gt;&lt;/author&gt;</description>
<packages>
<package name="SOIC8_EIAJ_208MIL">
<description>&lt;B&gt;Small Outline Medium Plastic Gull Wing&lt;/B&gt;&lt;p&gt;
208-mil body</description>
</package>
</packages>
</library>
<library name="SparkFun-Capacitors">
<description>&lt;h3&gt;SparkFun Capacitors&lt;/h3&gt;
This library contains capacitors. 
&lt;br&gt;
&lt;br&gt;
We've spent an enormous amount of time creating and checking these footprints and parts, but it is &lt;b&gt; the end user's responsibility&lt;/b&gt; to ensure correctness and suitablity for a given componet or application. 
&lt;br&gt;
&lt;br&gt;If you enjoy using this library, please buy one of our products at &lt;a href=" www.sparkfun.com"&gt;SparkFun.com&lt;/a&gt;.
&lt;br&gt;
&lt;br&gt;
&lt;b&gt;Licensing:&lt;/b&gt; Creative Commons ShareAlike 4.0 International - https://creativecommons.org/licenses/by-sa/4.0/ 
&lt;br&gt;
&lt;br&gt;
You are welcome to use this library for commercial purposes. For attribution, we ask that when you begin to sell your device using our footprint, you email us with a link to the product being sold. We want bragging rights that we helped (in a very small part) to create your 8th world wonder. We would like the opportunity to feature your device on our homepage.</description>
<packages>
<package name="0805">
<description>&lt;p&gt;&lt;b&gt;Generic 2012 (0805) package&lt;/b&gt;&lt;/p&gt;
&lt;p&gt;0.2mm courtyard excess rounded to nearest 0.05mm.&lt;/p&gt;</description>
</package>
</packages>
</library>
<library name="inductor-neosid">
<description>&lt;b&gt;Neosid Chokes and Transformers&lt;/b&gt;&lt;p&gt;

Based on the following sources:
&lt;ul&gt;
&lt;li&gt;Electronic Component Book, Part 2 : Chokes, Fixed Value Inductors
&lt;li&gt;Part 3 : Filters, Coil Assemblies, Thermoplastic Parts
&lt;li&gt;Part 4 : SMD Filters, Coils, Fixed Value Inductors
&lt;li&gt;www.neosid.de
&lt;/ul&gt;
 &lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="SM-NE29">
<description>SMD CHIP &lt;B&gt;INDUCTOR&lt;/B&gt;&lt;p&gt;
3 x 2.8 x 2.2 mm</description>
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="R3" library="dan" package="0603_RESISTOR" value="0603_RESISTOR"/>
<element name="R4" library="dan" package="0603_RESISTOR" value="0603_RESISTOR"/>
<element name="C1" library="dan" package="0603_CAP" value="0603_CAP"/>
<element name="7135" library="dan" package="AMC7135" value="AMC7135"/>
<element name="U$2" library="dan" package="BATT+_PAD" value="BATT+_PAD">
<attribute name="8MM5EXPOSED" value=""/>
</element>
<element name="U1" library="attiny25_45_85" package="SOIC8_EIAJ_208MIL" value="ATTINY85-20S">
<attribute name="VALUE"/>
</element>
<element name="FET" library="dan" package="SOT-23" value="SOT-23_BABY_N-FET"/>
<element name="SW" library="dan" package="MED_SMD_PAD" value="MED_SMD_PAD"/>
<element name="SW-" library="dan" package="MED_SMD_PAD" value="MED_SMD_PAD"/>
<element name="CI1" library="SparkFun-Capacitors" package="0805" value="22uF">
<attribute name="PROD_ID" value="CAP-08402"/>
<attribute name="VALUE"/>
</element>
<element name="U2" library="dan" package="SOT-23" value="SOT-23_BABY_N-FET"/>
<element name="L1" library="inductor-neosid" package="SM-NE29" value="">
<attribute name="OC_NEWARK" value="unknown"/>
<attribute name="MPN" value=""/>
<attribute name="OC_FARNELL" value="unknown"/>
<attribute name="MF" value=""/>
<attribute name="VALUE"/>
</element>
<element name="U$1" library="dan" package="1206_(3216METRIC)_CAP" value="1206(3216METRIC)_CAP"/>
</elements>
<signals>
<signal name="GND">
<contactref element="7135" pad="TAB"/>
<contactref element="7135" pad="GND"/>
<contactref element="C1" pad="1"/>
<contactref element="FET" pad="2"/>
<contactref element="R3" pad="2"/>
<contactref element="U1" pad="4"/>
<contactref element="U$2" pad="BATT+"/>
<contactref element="SW-" pad="P$1"/>
<contactref element="CI1" pad="1"/>
<contactref element="U2" pad="1"/>
<contactref element="U$1" pad="GND"/>
</signal>
<signal name="PWM2">
<contactref element="7135" pad="VDD"/>
<contactref element="U1" pad="5"/>
</signal>
<signal name="R4">
<contactref element="R4" pad="2"/>
<contactref element="U1" pad="6"/>
</signal>
<signal name="SWITCH">
<contactref element="U1" pad="2"/>
<contactref element="SW" pad="P$1"/>
</signal>
<signal name="D1">
<contactref element="C1" pad="2"/>
<contactref element="U1" pad="8"/>
<contactref element="U2" pad="3"/>
<contactref element="U$1" pad="+"/>
</signal>
<signal name="FET_GATE">
<contactref element="R4" pad="1"/>
<contactref element="R3" pad="1"/>
<contactref element="FET" pad="1"/>
</signal>
<signal name="BODY">
<contactref element="7135" pad="OUT"/>
<contactref element="FET" pad="3"/>
<contactref element="CI1" pad="2"/>
<contactref element="L1" pad="1"/>
</signal>
<signal name="N$1">
</signal>
<signal name="N$3">
<contactref element="U2" pad="2"/>
<contactref element="L1" pad="2"/>
</signal>
<signal name="N$4">
</signal>
</signals>
</board>
</drawing>
</eagle>
