<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="9.5.0">
<drawing>
<board>
<plain>
<wire x1="0" y1="0" x2="80" y2="0" width="0" layer="20"/>
<wire x1="80" y1="0" x2="80" y2="43" width="0" layer="20"/>
<wire x1="80" y1="43" x2="0" y2="43" width="0" layer="20"/>
<wire x1="0" y1="43" x2="0" y2="0" width="0" layer="20"/>
<hole x="77" y="40" drill="2.8"/>
<hole x="77" y="3" drill="2.8"/>
<hole x="3" y="3" drill="2.8"/>
<hole x="3" y="40" drill="2.8"/>
<text>Vin</text>
<text>Gnd</text>
<text>Vload</text>
<text>Gnd</text>
<text>Gnd</text>
<text>3.3V</text>
<text>Gnd</text>
<text>Gnd</text>
<text>Gnd</text>
<text>Sw_On</text>
<text>Off</text>
<text>PS_En</text>
<text>Gnd</text>
<text>Charger TP</text>
<text>Gnd</text>
<text>Monitor</text>
<text>Gnd</text>
<text>Battery+</text>
<text>Max1873
Laptop Battery
Charge Controller
Version 1.1</text>
<text>Max1873
Laptop Battery
Charge Controller
Version 1.1</text>
<text>GitHub.com/thedalles77</text>
<text>4.7</text>
<text>4.7</text>
<text>Batt_En</text>
<text>Turn On Control</text>
<text>Pi Cntrl</text>
<text>NTC</text>
<text>C21</text>
</plain>
<libraries>
<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="2917">
<packages>
<package name="2917">
</package>
</packages>
</library>
<library name="FUSE1206">
<packages>
<package name="FUSE1206">
</package>
</packages>
</library>
<library name="74xx-us">
<description>&lt;b&gt;TTL Devices, 74xx Series with US Symbols&lt;/b&gt;&lt;p&gt;
Based on the following sources:
&lt;ul&gt;
&lt;li&gt;Texas Instruments &lt;i&gt;TTL Data Book&lt;/i&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;Volume 1, 1996.
&lt;li&gt;TTL Data Book, Volume 2 , 1993
&lt;li&gt;National Seminconductor Databook 1990, ALS/LS Logic
&lt;li&gt;ttl 74er digital data dictionary, ECA Electronic + Acustic GmbH, ISBN 3-88109-032-0
&lt;li&gt;http://icmaster.com/ViewCompare.asp
&lt;/ul&gt;
&lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="SO14">
<description>&lt;b&gt;Small Outline package&lt;/b&gt; 150 mil</description>
</package>
</packages>
</library>
<library name="SparkFun-Connectors">
<description>&lt;h3&gt;SparkFun Connectors&lt;/h3&gt;
This library contains electrically-functional connectors. 
&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="1X03">
<description>&lt;h3&gt;Plated Through Hole - 3 Pin&lt;/h3&gt;
&lt;p&gt;Specifications:
&lt;ul&gt;&lt;li&gt;Pin count:3&lt;/li&gt;
&lt;li&gt;Pin pitch:0.1"&lt;/li&gt;
&lt;/ul&gt;&lt;/p&gt;
&lt;p&gt;Example device(s):
&lt;ul&gt;&lt;li&gt;CONN_03&lt;/li&gt;
&lt;/ul&gt;&lt;/p&gt;</description>
</package>
<package name="1X02">
<description>&lt;h3&gt;Plated Through Hole&lt;/h3&gt;
&lt;p&gt;Specifications:
&lt;ul&gt;&lt;li&gt;Pin count:2&lt;/li&gt;
&lt;li&gt;Pin pitch:0.1"&lt;/li&gt;
&lt;/ul&gt;&lt;/p&gt;
&lt;p&gt;Example device(s):
&lt;ul&gt;&lt;li&gt;CONN_02&lt;/li&gt;
&lt;/ul&gt;&lt;/p&gt;</description>
</package>
<package name="1X04">
<description>&lt;h3&gt;Plated Through Hole - 4 Pin&lt;/h3&gt;
&lt;p&gt;Specifications:
&lt;ul&gt;&lt;li&gt;Pin count:4&lt;/li&gt;
&lt;li&gt;Pin pitch:0.1"&lt;/li&gt;
&lt;/ul&gt;&lt;/p&gt;
&lt;p&gt;Example device(s):
&lt;ul&gt;&lt;li&gt;CONN_04&lt;/li&gt;
&lt;/ul&gt;&lt;/p&gt;</description>
</package>
</packages>
</library>
<library name="SparkFun-Connectors">
<description>&lt;h3&gt;SparkFun Connectors&lt;/h3&gt;
This library contains electrically-functional connectors. 
&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="1X04">
<description>&lt;h3&gt;Plated Through Hole - 4 Pin&lt;/h3&gt;
&lt;p&gt;Specifications:
&lt;ul&gt;&lt;li&gt;Pin count:4&lt;/li&gt;
&lt;li&gt;Pin pitch:0.1"&lt;/li&gt;
&lt;/ul&gt;&lt;/p&gt;
&lt;p&gt;Example device(s):
&lt;ul&gt;&lt;li&gt;CONN_04&lt;/li&gt;
&lt;/ul&gt;&lt;/p&gt;</description>
</package>
<package name="1X07">
<description>&lt;h3&gt;Plated Through Hole -7 Pin&lt;/h3&gt;
&lt;p&gt;Specifications:
&lt;ul&gt;&lt;li&gt;Pin count:7&lt;/li&gt;
&lt;li&gt;Pin pitch:0.1"&lt;/li&gt;
&lt;/ul&gt;&lt;/p&gt;
&lt;p&gt;Example device(s):
&lt;ul&gt;&lt;li&gt;CONN_07&lt;/li&gt;
&lt;/ul&gt;&lt;/p&gt;</description>
</package>
<package name="1X01">
<description>&lt;h3&gt;Plated Through Hole&lt;/h3&gt;
&lt;p&gt;Specifications:
&lt;ul&gt;&lt;li&gt;Pin count:1&lt;/li&gt;
&lt;li&gt;Pin pitch:0.1"&lt;/li&gt;
&lt;/ul&gt;&lt;/p&gt;
&lt;p&gt;Example device(s):
&lt;ul&gt;&lt;li&gt;CONN_01&lt;/li&gt;
&lt;/ul&gt;&lt;/p&gt;</description>
</package>
</packages>
</library>
<library name="NRS8030">
<packages>
<package name="NRS8030">
</package>
</packages>
</library>
<library name="FDS4435">
<packages>
<package name="FDS4435">
</package>
</packages>
</library>
<library name="MMBF170">
<packages>
<package name="MMBF170">
</package>
</packages>
</library>
<library name="2512">
<packages>
<package name="2512">
</package>
</packages>
</library>
<library name="SparkFun-Resistors">
<description>&lt;h3&gt;SparkFun Resistors&lt;/h3&gt;
This library contains resistors. Reference designator:R. 
&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="0603">
<description>&lt;p&gt;&lt;b&gt;Generic 1608 (0603) 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="SparkFun-Resistors">
<description>&lt;h3&gt;SparkFun Resistors&lt;/h3&gt;
This library contains resistors. Reference designator:R. 
&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="0603">
<description>&lt;p&gt;&lt;b&gt;Generic 1608 (0603) 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="Max1873">
<packages>
<package name="MAX1873">
</package>
</packages>
</library>
<library name="AP7381">
<packages>
<package name="AP7381">
</package>
</packages>
</library>
<library name="oshw">
<description>&lt;p&gt;&lt;strong&gt;Open Source Hardware PCB Logos&lt;/strong&gt;
&lt;p&gt;A simple polygon based version of the OSHWA logos for use on Eagle PCB's
&lt;p&gt;For use please refer to the OSHWA definition at &lt;a href="http://www.oshwa.org/definition/"&gt;http://www.oshwa.org/definition/&lt;/a&gt;
&lt;p&gt;Based on the NBitWonder version (&lt;a href="http://nbitwonder.com"&gt;http://nbitwonder.com&lt;/a&gt;)
&lt;p&gt;&lt;strong&gt;Andrew Cooper&lt;/strong&gt;&lt;br&gt;28Nov2016&lt;br&gt;&lt;a href="http://www.darkerview.com"&gt;www.DarkerView.com&lt;/a&gt;</description>
<packages>
<package name="OSHW_5MM">
</package>
</packages>
</library>
<library name="0603_4P7">
<packages>
<package name="0603_4P7">
</package>
</packages>
</library>
<library name="SparkFun-IC-Microcontroller">
<description>&lt;h3&gt;SparkFun Microcontrollers&lt;/h3&gt;
This library contains microcontrollers.
&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="ATTINY85">
</package>
</packages>
</library>
<library name="B540C">
<packages>
<package name="B540C">
</package>
</packages>
</library>
<library name="0603_RESISTOR">
<packages>
<package name="0603_RESISTOR">
</package>
</packages>
</library>
<library name="SamacSys_Parts">
<description>&lt;b&gt;https://componentsearchengine.com&lt;/b&gt;&lt;p&gt;
&lt;author&gt;Created by SamacSys&lt;/author&gt;</description>
<packages>
<package name="SOT95P280X100-6N">
<description>&lt;b&gt;S6 Package 6-Lead Plastic TSOT-23&lt;/b&gt;&lt;br&gt;
</description>
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="C1" library="SparkFun-Capacitors" package="0805" value="2.2µF">
<attribute name="NAME"/>
<attribute name="PROD_ID" value="CAP-08469"/>
<attribute name="VALUE"/>
</element>
<element name="C10" library="SparkFun-Capacitors" package="0805" value="0.1µF">
<attribute name="NAME"/>
<attribute name="PROD_ID" value="CAP-08469"/>
<attribute name="VALUE"/>
</element>
<element name="C11" library="SparkFun-Capacitors" package="0805" value="1.0µF">
<attribute name="NAME"/>
<attribute name="PROD_ID" value="CAP-08469"/>
<attribute name="VALUE"/>
</element>
<element name="C12" library="SparkFun-Capacitors" package="0805" value="0.1µF">
<attribute name="NAME"/>
<attribute name="PROD_ID" value="CAP-08469"/>
<attribute name="VALUE"/>
</element>
<element name="C13" library="SparkFun-Capacitors" package="0805" value="0.1µF">
<attribute name="NAME"/>
<attribute name="PROD_ID" value="CAP-08469"/>
<attribute name="VALUE"/>
</element>
<element name="C14" library="SparkFun-Capacitors" package="0805" value="1.0µF">
<attribute name="NAME"/>
<attribute name="PROD_ID" value="CAP-08469"/>
<attribute name="VALUE"/>
</element>
<element name="C15" library="SparkFun-Capacitors" package="0805" value="1.0µF">
<attribute name="NAME"/>
<attribute name="PROD_ID" value="CAP-08469"/>
<attribute name="VALUE"/>
</element>
<element name="C17" library="SparkFun-Capacitors" package="0805" value="1.0µF">
<attribute name="NAME"/>
<attribute name="PROD_ID" value="CAP-08469"/>
<attribute name="VALUE"/>
</element>
<element name="C19" library="SparkFun-Capacitors" package="0805" value="2.2µF">
<attribute name="NAME"/>
<attribute name="PROD_ID" value="CAP-08469"/>
<attribute name="VALUE"/>
</element>
<element name="C2" library="SparkFun-Capacitors" package="0805" value="0.22µF">
<attribute name="NAME"/>
<attribute name="PROD_ID" value="CAP-08469"/>
<attribute name="VALUE"/>
</element>
<element name="C20" library="SparkFun-Capacitors" package="0805" value="1.0µF">
<attribute name="NAME"/>
<attribute name="PROD_ID" value="CAP-08469"/>
<attribute name="VALUE"/>
</element>
<element name="C21" library="2917" package="2917" value="47uf">
<attribute name="VALUE"/>
</element>
<element name="C22" library="2917" package="2917" value="68uf">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C23" library="SparkFun-Capacitors" package="0805" value="0.1µF">
<attribute name="NAME"/>
<attribute name="PROD_ID" value="CAP-08469"/>
<attribute name="VALUE"/>
</element>
<element name="C3" library="SparkFun-Capacitors" package="0805" value="0.22uF">
<attribute name="NAME"/>
<attribute name="PROD_ID" value="CAP-08469"/>
<attribute name="VALUE"/>
</element>
<element name="C4" library="SparkFun-Capacitors" package="0805" value="0.047µF">
<attribute name="NAME"/>
<attribute name="PROD_ID" value="CAP-08469"/>
<attribute name="VALUE"/>
</element>
<element name="C5" library="SparkFun-Capacitors" package="0805" value="0.047µF">
<attribute name="NAME"/>
<attribute name="PROD_ID" value="CAP-08469"/>
<attribute name="VALUE"/>
</element>
<element name="C6" library="SparkFun-Capacitors" package="0805" value="1000pF">
<attribute name="NAME"/>
<attribute name="PROD_ID" value="CAP-08469"/>
<attribute name="VALUE"/>
</element>
<element name="C7" library="SparkFun-Capacitors" package="0805" value="0.1µF">
<attribute name="NAME"/>
<attribute name="PROD_ID" value="CAP-08469"/>
<attribute name="VALUE"/>
</element>
<element name="C8" library="SparkFun-Capacitors" package="0805" value="1.0µF">
<attribute name="NAME"/>
<attribute name="PROD_ID" value="CAP-08469"/>
<attribute name="VALUE"/>
</element>
<element name="C9" library="SparkFun-Capacitors" package="0805" value="0.1µF">
<attribute name="NAME"/>
<attribute name="PROD_ID" value="CAP-08469"/>
<attribute name="VALUE"/>
</element>
<element name="D1" library="B540C" package="B540C" value="B540C">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="D2" library="B540C" package="B540C" value="B540C">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="F1" library="FUSE1206" package="FUSE1206" value="5A Fuse">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="IC1" library="74xx-us" package="SO14" value="74132D">
<attribute name="NAME"/>
<attribute name="POPULARITY" value="0"/>
<attribute name="VALUE"/>
</element>
<element name="J1" library="SparkFun-Connectors" package="1X04" value="Input Voltage">
<attribute name="NAME"/>
<attribute name="PROD_ID" value="CONN-09696"/>
<attribute name="VALUE"/>
</element>
<element name="J11" library="SparkFun-Connectors" package="1X02" value="Charge Current Monitor">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="J2" library="SparkFun-Connectors" package="1X02" value="Charger TP">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="J3" library="SparkFun-Connectors" package="1X02" value="3.3V Aux">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="J4" library="SparkFun-Connectors" package="1X04" value="Power Supply Loads">
<attribute name="NAME"/>
<attribute name="PROD_ID" value="CONN-09696"/>
<attribute name="VALUE"/>
</element>
<element name="J5" library="SparkFun-Connectors" package="1X02" value="Turn Off Control">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="J6" library="SparkFun-Connectors" package="1X03" value="Turn On">
<attribute name="NAME"/>
</element>
<element name="L1" library="NRS8030" package="NRS8030" value="10uH">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="Q1" library="FDS4435" package="FDS4435" value="FDS4435">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="Q2" library="MMBF170" package="MMBF170" value="MMBF170">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R1" library="2512" package="2512" value="0.2">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R10" library="SparkFun-Resistors" package="0603" value="10k">
<attribute name="NAME"/>
<attribute name="PROD_ID" value="RES-00824"/>
<attribute name="VALUE"/>
</element>
<element name="R11" library="SparkFun-Resistors" package="0603" value="1k">
<attribute name="NAME"/>
<attribute name="PROD_ID" value="RES-07856"/>
<attribute name="VALUE"/>
</element>
<element name="R12" library="SparkFun-Resistors" package="0603" value="1k">
<attribute name="NAME"/>
<attribute name="PROD_ID" value="RES-07856"/>
<attribute name="VALUE"/>
</element>
<element name="R15" library="SparkFun-Resistors" package="0603" value="2.49k">
<attribute name="NAME"/>
<attribute name="PROD_ID" value="RES-09568"/>
<attribute name="VALUE" value="2.49k"/>
</element>
<element name="R3" library="SparkFun-Resistors" package="0603" value="100k">
<attribute name="NAME"/>
<attribute name="PROD_ID" value="RES-07828"/>
<attribute name="VALUE"/>
</element>
<element name="R4" library="SparkFun-Resistors" package="0603" value="10k">
<attribute name="NAME"/>
<attribute name="PROD_ID" value="RES-00824"/>
<attribute name="VALUE"/>
</element>
<element name="R5" library="SparkFun-Resistors" package="0603" value="100k">
<attribute name="NAME"/>
<attribute name="PROD_ID" value="RES-07828"/>
<attribute name="VALUE"/>
</element>
<element name="R6" library="SparkFun-Resistors" package="0603" value="100k">
<attribute name="NAME"/>
<attribute name="PROD_ID" value="RES-07828"/>
<attribute name="VALUE"/>
</element>
<element name="R7" library="0603_4P7" package="0603_4P7" value="4.7">
<attribute name="NAME"/>
</element>
<element name="R8" library="0603_4P7" package="0603_4P7" value="4.7">
<attribute name="NAME"/>
</element>
<element name="R9" library="2512" package="2512" value="0.033">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="U1" library="Max1873" package="MAX1873" value="Max1873">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="U2" library="AP7381" package="AP7381" value="AP7381">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="U$1" library="oshw" package="OSHW_5MM" value=""/>
<element name="C16" library="SparkFun-Capacitors" package="0805" value="0.1µF">
<attribute name="NAME"/>
<attribute name="PROD_ID" value="CAP-08469"/>
<attribute name="VALUE"/>
</element>
<element name="J8" library="SparkFun-Connectors" package="1X07" value="Battery Terminals">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C18" library="SparkFun-Capacitors" package="0805" value="0.1µF">
<attribute name="NAME"/>
<attribute name="PROD_ID" value="CAP-08469"/>
<attribute name="VALUE"/>
</element>
<element name="C24" library="SparkFun-Capacitors" package="0805" value="0.1µF">
<attribute name="NAME"/>
<attribute name="PROD_ID" value="CAP-08469"/>
<attribute name="VALUE"/>
</element>
<element name="U3" library="SparkFun-IC-Microcontroller" package="ATTINY85" value="ATTINY85">
<attribute name="NAME"/>
<attribute name="PROD_ID" value="IC-09092"/>
<attribute name="VALUE"/>
</element>
<element name="J7" library="SparkFun-Connectors" package="1X04" value="Power Supply Enables">
<attribute name="NAME"/>
<attribute name="PROD_ID" value="CONN-09696"/>
<attribute name="VALUE"/>
</element>
<element name="R2" library="SparkFun-Resistors" package="0603" value="1k">
<attribute name="NAME"/>
<attribute name="PROD_ID" value="RES-07856"/>
<attribute name="VALUE"/>
</element>
<element name="J9" library="SparkFun-Connectors" package="1X01" value="NTC Sensor">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C25" library="SparkFun-Capacitors" package="0805" value="0.1µF">
<attribute name="NAME"/>
<attribute name="PROD_ID" value="CAP-08469"/>
<attribute name="VALUE"/>
</element>
<element name="J10" library="SparkFun-Connectors" package="1X01" value="Pi Control">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R17" library="SparkFun-Resistors" package="0603" value="49.9K">
<attribute name="NAME"/>
<attribute name="PROD_ID" value="RES-07871"/>
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</element>
<element name="R19" library="SparkFun-Resistors" package="0603" value="10k">
<attribute name="NAME"/>
<attribute name="PROD_ID" value="RES-00824"/>
<attribute name="VALUE" value="10k"/>
</element>
<element name="C26" library="SparkFun-Capacitors" package="0805" value="0.1µF">
<attribute name="NAME"/>
<attribute name="PROD_ID" value="CAP-08469"/>
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<element name="R14" library="0603_RESISTOR" package="0603_RESISTOR" value="7.5K">
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<element name="R16" library="0603_RESISTOR" package="0603_RESISTOR" value="82K">
<attribute name="NAME"/>
<attribute name="VALUE"/>
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<element name="R18" library="0603_RESISTOR" package="0603_RESISTOR" value="160K">
<attribute name="NAME"/>
<attribute name="VALUE"/>
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<element name="Q3" library="FDS4435" package="FDS4435" value="FDS4435">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="IC2" library="SamacSys_Parts" package="SOT95P280X100-6N" value="LTC4412ES6#TRMPBF">
<attribute name="DESCRIPTION" value="Hot Swap Controller LTC4412ES6#TRMPBF, Positive Voltage, 2.5  28 V, TSOT-23, 6-Pin"/>
<attribute name="HEIGHT" value="1mm"/>
<attribute name="MANUFACTURER_NAME" value="Linear Technology"/>
<attribute name="MANUFACTURER_PART_NUMBER" value="LTC4412ES6#TRMPBF"/>
<attribute name="MOUSER_PART_NUMBER" value="584-LTC4412ES6TRMPBF"/>
<attribute name="MOUSER_PRICE-STOCK" value="https://www.mouser.co.uk/ProductDetail/Analog-Devices-Linear-Technology/LTC4412ES6TRMPBF?qs=hVkxg5c3xu8vBeVp9%252BXk%252Bg%3D%3D"/>
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<element name="C27" library="SparkFun-Capacitors" package="0805" value="0.1µF">
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<element name="C28" library="SparkFun-Capacitors" package="0805" value="0.1µF">
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<attribute name="PROD_ID" value="CAP-08469"/>
<attribute name="VALUE"/>
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<element name="R20" library="0603_RESISTOR" package="0603_RESISTOR" value="34.8K">
<attribute name="NAME"/>
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<element name="R13" library="0603_RESISTOR" package="0603_RESISTOR" value="49.9K">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
</elements>
<signals>
<signal name="GND">
<contactref element="IC1" pad="7"/>
<contactref element="C8" pad="2"/>
<contactref element="C1" pad="1"/>
<contactref element="C3" pad="1"/>
<contactref element="U1" pad="12"/>
<contactref element="C7" pad="2"/>
<contactref element="C6" pad="2"/>
<contactref element="J2" pad="2"/>
<contactref element="C17" pad="2"/>
<contactref element="C21" pad="NEG"/>
<contactref element="C12" pad="2"/>
<contactref element="C13" pad="1"/>
<contactref element="C14" pad="2"/>
<contactref element="C22" pad="NEG"/>
<contactref element="J4" pad="3"/>
<contactref element="J4" pad="4"/>
<contactref element="J5" pad="2"/>
<contactref element="R11" pad="1"/>
<contactref element="C15" pad="2"/>
<contactref element="C9" pad="2"/>
<contactref element="C10" pad="2"/>
<contactref element="R5" pad="1"/>
<contactref element="C11" pad="2"/>
<contactref element="J11" pad="2"/>
<contactref element="R15" pad="1"/>
<contactref element="C20" pad="2"/>
<contactref element="U2" pad="P$3"/>
<contactref element="U2" pad="P$4"/>
<contactref element="C19" pad="2"/>
<contactref element="C23" pad="2"/>
<contactref element="J3" pad="2"/>
<contactref element="D2" pad="P$1"/>
<contactref element="J1" pad="3"/>
<contactref element="J1" pad="4"/>
<contactref element="C16" pad="2"/>
<contactref element="J8" pad="5"/>
<contactref element="J8" pad="6"/>
<contactref element="J8" pad="7"/>
<contactref element="C18" pad="2"/>
<contactref element="C24" pad="1"/>
<contactref element="U3" pad="P$4"/>
<contactref element="J7" pad="3"/>
<contactref element="J7" pad="4"/>
<contactref element="R2" pad="2"/>
<contactref element="J6" pad="3"/>
<contactref element="C25" pad="1"/>
<contactref element="R17" pad="2"/>
<contactref element="R19" pad="2"/>
<contactref element="C26" pad="1"/>
<contactref element="Q2" pad="2"/>
<contactref element="C5" pad="1"/>
<contactref element="C4" pad="1"/>
<contactref element="IC2" pad="2"/>
<contactref element="IC2" pad="3"/>
<contactref element="C27" pad="2"/>
<contactref element="C28" pad="2"/>
<contactref element="R13" pad="1"/>
</signal>
<signal name="VCC">
<contactref element="IC1" pad="14"/>
<contactref element="U2" pad="P$1"/>
<contactref element="C19" pad="1"/>
<contactref element="C23" pad="1"/>
<contactref element="J3" pad="1"/>
<contactref element="R12" pad="2"/>
</signal>
<signal name="VIN_FUSE">
<contactref element="F1" pad="P$2"/>
<contactref element="C8" pad="1"/>
<contactref element="D1" pad="P$1"/>
</signal>
<signal name="VL">
<contactref element="U1" pad="16"/>
<contactref element="C1" pad="2"/>
<contactref element="C18" pad="1"/>
<contactref element="U3" pad="P$8"/>
<contactref element="R16" pad="1"/>
</signal>
<signal name="VIN_DIODE">
<contactref element="R8" pad="1"/>
<contactref element="R9" pad="P$2"/>
<contactref element="U1" pad="15"/>
<contactref element="C3" pad="2"/>
<contactref element="C2" pad="1"/>
<contactref element="D1" pad="P$2"/>
</signal>
<signal name="VH">
<contactref element="C2" pad="2"/>
<contactref element="U1" pad="13"/>
</signal>
<signal name="CCV">
<contactref element="U1" pad="4"/>
<contactref element="R4" pad="2"/>
<contactref element="C6" pad="1"/>
</signal>
<signal name="CCV_MID">
<contactref element="R4" pad="1"/>
<contactref element="C7" pad="1"/>
</signal>
<signal name="CCS">
<contactref element="U1" pad="3"/>
<contactref element="C5" pad="2"/>
</signal>
<signal name="CCI">
<contactref element="U1" pad="5"/>
<contactref element="C4" pad="2"/>
</signal>
<signal name="VADJ">
<contactref element="U1" pad="8"/>
<contactref element="R5" pad="2"/>
<contactref element="R6" pad="1"/>
</signal>
<signal name="REF">
<contactref element="R3" pad="1"/>
<contactref element="R6" pad="2"/>
<contactref element="U1" pad="9"/>
<contactref element="C11" pad="1"/>
</signal>
<signal name="CSSP">
<contactref element="U1" pad="2"/>
<contactref element="R8" pad="2"/>
<contactref element="C9" pad="1"/>
</signal>
<signal name="CCSN">
<contactref element="U1" pad="1"/>
<contactref element="R7" pad="2"/>
<contactref element="C10" pad="1"/>
</signal>
<signal name="FET_G">
<contactref element="U1" pad="14"/>
<contactref element="Q1" pad="4"/>
</signal>
<signal name="VLOAD">
<contactref element="Q1" pad="2"/>
<contactref element="Q1" pad="1"/>
<contactref element="Q1" pad="3"/>
<contactref element="R9" pad="P$1"/>
<contactref element="R7" pad="1"/>
<contactref element="C17" pad="1"/>
<contactref element="C21" pad="POS"/>
<contactref element="U2" pad="P$2"/>
<contactref element="C20" pad="1"/>
<contactref element="J4" pad="1"/>
<contactref element="J4" pad="2"/>
<contactref element="Q3" pad="1"/>
<contactref element="Q3" pad="2"/>
<contactref element="Q3" pad="3"/>
<contactref element="IC2" pad="6"/>
<contactref element="C28" pad="1"/>
</signal>
<signal name="FET_D">
<contactref element="Q1" pad="5"/>
<contactref element="Q1" pad="6"/>
<contactref element="Q1" pad="7"/>
<contactref element="Q1" pad="8"/>
<contactref element="L1" pad="P$1"/>
<contactref element="D2" pad="P$2"/>
</signal>
<signal name="BATT_ISENSE">
<contactref element="L1" pad="P$2"/>
<contactref element="R1" pad="P$1"/>
<contactref element="U1" pad="11"/>
<contactref element="C12" pad="1"/>
</signal>
<signal name="SET_N">
<contactref element="IC1" pad="1"/>
<contactref element="J6" pad="1"/>
<contactref element="R12" pad="1"/>
<contactref element="C16" pad="1"/>
<contactref element="J6" pad="2"/>
</signal>
<signal name="TURN_OFF">
<contactref element="IC1" pad="10"/>
<contactref element="IC1" pad="9"/>
<contactref element="J5" pad="1"/>
<contactref element="R11" pad="2"/>
</signal>
<signal name="TURN_OFF_N">
<contactref element="IC1" pad="8"/>
<contactref element="R10" pad="1"/>
</signal>
<signal name="CLR_N">
<contactref element="R10" pad="2"/>
<contactref element="IC1" pad="5"/>
<contactref element="C15" pad="1"/>
</signal>
<signal name="Q">
<contactref element="IC1" pad="3"/>
<contactref element="IC1" pad="12"/>
<contactref element="IC1" pad="13"/>
<contactref element="IC1" pad="4"/>
</signal>
<signal name="QBAR">
<contactref element="IC1" pad="2"/>
<contactref element="IC1" pad="6"/>
</signal>
<signal name="EN">
<contactref element="U1" pad="6"/>
<contactref element="Q2" pad="3"/>
<contactref element="R3" pad="2"/>
</signal>
<signal name="CHARGE_DISABLE">
<contactref element="U3" pad="P$6"/>
<contactref element="R20" pad="1"/>
</signal>
<signal name="CHARGE_MONITOR">
<contactref element="R15" pad="2"/>
<contactref element="J11" pad="1"/>
<contactref element="C24" pad="2"/>
<contactref element="U3" pad="P$2"/>
<contactref element="R14" pad="2"/>
</signal>
<signal name="BATT">
<contactref element="R1" pad="P$2"/>
<contactref element="C13" pad="2"/>
<contactref element="U1" pad="10"/>
<contactref element="C14" pad="1"/>
<contactref element="C22" pad="POS"/>
<contactref element="J8" pad="3"/>
<contactref element="J8" pad="1"/>
<contactref element="J8" pad="2"/>
<contactref element="R18" pad="2"/>
<contactref element="Q3" pad="5"/>
<contactref element="Q3" pad="6"/>
<contactref element="Q3" pad="7"/>
<contactref element="Q3" pad="8"/>
<contactref element="IC2" pad="1"/>
<contactref element="C27" pad="1"/>
</signal>
<signal name="INPUT_V">
<contactref element="J1" pad="1"/>
<contactref element="F1" pad="P$1"/>
<contactref element="J1" pad="2"/>
</signal>
<signal name="N$13">
</signal>
<signal name="N$35">
</signal>
<signal name="N$11">
</signal>
<signal name="N$36">
</signal>
<signal name="N$37">
</signal>
<signal name="N$38">
</signal>
<signal name="N$40">
</signal>
<signal name="N$42">
</signal>
<signal name="PI_CONTROL">
<contactref element="U3" pad="P$5"/>
<contactref element="J10" pad="1"/>
<contactref element="R17" pad="1"/>
</signal>
<signal name="VBAT_DIV">
<contactref element="U3" pad="P$7"/>
<contactref element="R19" pad="1"/>
<contactref element="C26" pad="2"/>
<contactref element="R18" pad="1"/>
</signal>
<signal name="PS_EN">
<contactref element="IC1" pad="11"/>
<contactref element="J7" pad="1"/>
<contactref element="J7" pad="2"/>
</signal>
<signal name="BATT_ENABLE">
<contactref element="R2" pad="1"/>
<contactref element="J8" pad="4"/>
</signal>
<signal name="NTC">
<contactref element="J9" pad="1"/>
<contactref element="U3" pad="P$3"/>
<contactref element="C25" pad="2"/>
<contactref element="R16" pad="2"/>
</signal>
<signal name="N$2">
<contactref element="U1" pad="7"/>
<contactref element="R14" pad="1"/>
</signal>
<signal name="DIODE_GATE">
<contactref element="IC2" pad="5"/>
<contactref element="Q3" pad="4"/>
</signal>
<signal name="N$1">
</signal>
<signal name="DISABLE_GATE">
<contactref element="Q2" pad="1"/>
<contactref element="J2" pad="1"/>
<contactref element="R20" pad="2"/>
<contactref element="R13" pad="2"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
