<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="7.7.0">
<drawing>
<board>
<plain>
<wire x1="0" y1="0" x2="43.815" y2="0" width="0" layer="20"/>
<wire x1="43.815" y1="0" x2="43.815" y2="43.18" width="0" layer="20"/>
<wire x1="43.815" y1="43.18" x2="0" y2="43.18" width="0" layer="20"/>
<wire x1="0" y1="43.18" x2="0" y2="0" width="0" layer="20"/>
<hole x="40.64" y="40.005" drill="3.5"/>
<hole x="3.175" y="3.175" drill="3.5"/>
<hole x="3.175" y="40.005" drill="3.5"/>
<hole x="40.64" y="3.175" drill="3.5"/>
<text>VBATT</text>
<text>GND</text>
<text>GND</text>
<text>5V</text>
<text>Cold Start Power Supply
VIN: 3-24V VOUT: 5.1V
Rev B Mar 2022 
@whitfijs</text>
</plain>
<libraries>
<library name="dash_power_supply">
<packages>
<package name="TO263">
<description>&lt;b&gt;SMALL OUTLINE TRANSISTOR&lt;/b&gt;&lt;p&gt;
TS-005</description>
</package>
<package name="VSSOP-8">
</package>
<package name="TDSON">
</package>
<package name="3216">
</package>
<package name="R1206">
<description>&lt;b&gt;RESISTOR&lt;/b&gt;</description>
</package>
<package name="C1210">
<description>&lt;b&gt;CAPACITOR&lt;/b&gt;</description>
</package>
<package name="PANASONIC_C">
<description>&lt;b&gt;Panasonic Aluminium Electrolytic Capacitor VS-Serie Package C&lt;/b&gt;</description>
</package>
<package name="DRQ127">
</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="digital_dash">
<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-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="1X02_XTRA_BIG">
<description>&lt;h3&gt;Plated Through Hole - 0.1" holes&lt;/h3&gt;
&lt;p&gt;Specifications:
&lt;ul&gt;&lt;li&gt;Pin count:2&lt;/li&gt;
&lt;li&gt;Pin pitch:0.2"&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>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="IC2" library="dash_power_supply" package="VSSOP-8" value="LM3488">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C6" library="digital_dash" package="0603" value="100n">
<attribute name="VOLTAGE" value="50V"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R10" library="digital_dash" package="0603" value="20R">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R11" library="digital_dash" package="0603" value="100R">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R12" library="dash_power_supply" package="R1206" value="30.9k 1%">
<attribute name="POWER" value=".25W"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R14" library="SparkFun-Resistors" package="0603" value="75k">
<attribute name="PROD_ID" value="RES-09737"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R15" library="dash_power_supply" package="3216" value="6mOhm">
<attribute name="POWER" value="1W"/>
<attribute name="VALUE"/>
<attribute name="NAME"/>
</element>
<element name="C12" library="digital_dash" package="0603" value="4.7u">
<attribute name="VOLTAGE" value="35V"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R17" library="SparkFun-Resistors" package="0603" value="0">
<attribute name="PROD_ID" value="RES-08609"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="Q4" library="dash_power_supply" package="TDSON" value="BSC027N04LSG"/>
<element name="C13" library="digital_dash" package="0603" value=".68u">
<attribute name="VOLTAGE" value="16V"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C14" library="digital_dash" package="0603" value="1n">
<attribute name="VOLTAGE" value="50V"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R16" library="digital_dash" package="0603" value="270 1%">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C15" library="digital_dash" package="0603" value="1n">
<attribute name="VOLTAGE" value="50V"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R13" library="digital_dash" package="0603" value="10k 1%">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C10" library="dash_power_supply" package="C1210" value="100u">
<attribute name="VOLTAGE" value="10V"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C11" library="dash_power_supply" package="C1210" value="100u">
<attribute name="VOLTAGE" value="10V"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C7" library="dash_power_supply" package="PANASONIC_C" value="3.3u">
<attribute name="VOLTAGE" value="80v"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C8" library="dash_power_supply" package="PANASONIC_C" value="3.3u">
<attribute name="VOLTAGE" value="80v"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C9" library="dash_power_supply" package="PANASONIC_C" value="3.3u">
<attribute name="VOLTAGE" value="80v"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="L1" library="dash_power_supply" package="DRQ127" value="DRQ127-4R7-R">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="D9" library="dash_power_supply" package="TO263" value="STPS8H100G-TR">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="J2" library="SparkFun-Connectors" package="1X02_XTRA_BIG" value=""/>
<element name="J1" library="SparkFun-Connectors" package="1X02_XTRA_BIG" value=""/>
<element name="C1" library="digital_dash" package="0603" value="100n">
<attribute name="VOLTAGE" value="50V"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C2" library="digital_dash" package="0603" value="4.7u">
<attribute name="VOLTAGE" value="35V"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
</elements>
<signals>
<signal name="VBATT">
<contactref element="R10" pad="2"/>
<contactref element="C7" pad="+"/>
<contactref element="C8" pad="+"/>
<contactref element="C9" pad="+"/>
<contactref element="L1" pad="1"/>
<contactref element="J1" pad="2"/>
</signal>
<signal name="GND">
<contactref element="C6" pad="2"/>
<contactref element="R15" pad="1"/>
<contactref element="IC2" pad="4"/>
<contactref element="IC2" pad="5"/>
<contactref element="R14" pad="1"/>
<contactref element="C14" pad="2"/>
<contactref element="C13" pad="2"/>
<contactref element="C15" pad="2"/>
<contactref element="R13" pad="1"/>
<contactref element="C10" pad="2"/>
<contactref element="C11" pad="2"/>
<contactref element="C7" pad="-"/>
<contactref element="C8" pad="-"/>
<contactref element="C9" pad="-"/>
<contactref element="L1" pad="2"/>
<contactref element="J2" pad="2"/>
<contactref element="J1" pad="1"/>
<contactref element="C2" pad="2"/>
<contactref element="C1" pad="2"/>
</signal>
<signal name="N$12">
<contactref element="IC2" pad="8"/>
<contactref element="R10" pad="1"/>
<contactref element="C6" pad="1"/>
</signal>
<signal name="N$16">
<contactref element="IC2" pad="1"/>
<contactref element="R11" pad="1"/>
<contactref element="C15" pad="1"/>
</signal>
<signal name="N$17">
<contactref element="R11" pad="2"/>
<contactref element="R15" pad="2"/>
<contactref element="Q4" pad="2"/>
<contactref element="Q4" pad="1"/>
<contactref element="Q4" pad="3"/>
</signal>
<signal name="N$18">
<contactref element="C12" pad="1"/>
<contactref element="Q4" pad="5"/>
<contactref element="L1" pad="3"/>
</signal>
<signal name="N$22">
<contactref element="R14" pad="2"/>
<contactref element="IC2" pad="7"/>
</signal>
<signal name="N$13">
<contactref element="R12" pad="1"/>
<contactref element="IC2" pad="3"/>
<contactref element="R13" pad="2"/>
</signal>
<signal name="N$19">
<contactref element="C12" pad="2"/>
<contactref element="L1" pad="4"/>
<contactref element="D9" pad="2"/>
</signal>
<signal name="5V">
<contactref element="R12" pad="2"/>
<contactref element="C10" pad="1"/>
<contactref element="C11" pad="1"/>
<contactref element="D9" pad="3"/>
<contactref element="J2" pad="1"/>
<contactref element="C1" pad="1"/>
<contactref element="C2" pad="1"/>
</signal>
<signal name="N$11">
<contactref element="R17" pad="2"/>
<contactref element="Q4" pad="4"/>
</signal>
<signal name="N$15">
<contactref element="R17" pad="1"/>
<contactref element="IC2" pad="6"/>
</signal>
<signal name="N$20">
<contactref element="IC2" pad="2"/>
<contactref element="C14" pad="1"/>
<contactref element="R16" pad="2"/>
</signal>
<signal name="N$21">
<contactref element="C13" pad="1"/>
<contactref element="R16" pad="1"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
