<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="6.5.0">
<drawing>
<board>
<plain>
<wire x1="0" y1="19.5" x2="0" y2="2.5" width="0" layer="20"/>
<wire x1="0" y1="2.5" x2="2.5" y2="0" width="0" layer="20" curve="90"/>
<wire x1="2.5" y1="0" x2="12.5" y2="0" width="0" layer="20"/>
<wire x1="12.5" y1="0" x2="15" y2="2.5" width="0" layer="20" curve="90"/>
<wire x1="15" y1="2.5" x2="15" y2="19.5" width="0" layer="20"/>
<wire x1="15" y1="19.5" x2="12.5" y2="22" width="0" layer="20" curve="90"/>
<wire x1="12.5" y1="22" x2="2.5" y2="22" width="0" layer="20"/>
<wire x1="2.5" y1="22" x2="0" y2="19.5" width="0" layer="20" curve="90"/>
<text>Constant Current Driver</text>
<text>Rev 1.0</text>
<text>R</text>
<text>0.7
I</text>
<text>set</text>
<text>2</text>
<text>=</text>
<text>R</text>
<text>V</text>
<text>set</text>
<text>2</text>
<text>=</text>
<text>BE</text>
<text>I</text>
<text> 10mA 70R
 20mA 35R
 50mA 14R
100mA 7R</text>
<text>Constant Current Driver</text>
<text>Rev 1.0</text>
</plain>
<libraries>
<library name="A_butts">
<packages>
<package name="TO-92-AMMO">
</package>
<package name="RESISTOR-AXIAL-PTH-7.62MM">
<description>1W Resistor, 0.6" wide&lt;p&gt;

Yageo CFR series &lt;a href="http://www.yageo.com/pdf/yageo/Leaded-R_CFR_2008.pdf"&gt;http://www.yageo.com/pdf/yageo/Leaded-R_CFR_2008.pdf&lt;/a&gt;</description>
</package>
<package name="1X01">
</package>
<package name="HOLE-#2">
</package>
<package name="1X02">
</package>
<package name="COW_SMALL">
</package>
<package name="CC-BY-SA-4.0-NO-URL">
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="Q1" library="A_butts" package="TO-92-AMMO" value="2N3904">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="Q2" library="A_butts" package="TO-92-AMMO" value="2N7000">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R1" library="A_butts" package="RESISTOR-AXIAL-PTH-7.62MM" value="100k"/>
<element name="R2" library="A_butts" package="RESISTOR-AXIAL-PTH-7.62MM" value="Iset"/>
<element name="VCC" library="A_butts" package="1X01" value="M01PTH"/>
<element name="GND" library="A_butts" package="1X01" value="M01PTH"/>
<element name="H1" library="A_butts" package="HOLE-#2" value="HOLE#2"/>
<element name="A" library="A_butts" package="1X02" value="M02PTH">
<attribute name="NAME"/>
</element>
<element name="K" library="A_butts" package="1X02" value="M02PTH">
<attribute name="NAME"/>
</element>
<element name="H2" library="A_butts" package="HOLE-#2" value="HOLE#2"/>
<element name="U$1" library="A_butts" package="COW_SMALL" value=""/>
<element name="U$4" library="A_butts" package="CC-BY-SA-4.0-NO-URL" value=""/>
</elements>
<signals>
<signal name="N$1">
<contactref element="Q2" pad="1"/>
<contactref element="R2" pad="P$2"/>
<contactref element="Q1" pad="2"/>
</signal>
<signal name="N$2">
<contactref element="Q1" pad="3"/>
<contactref element="Q2" pad="2"/>
<contactref element="R1" pad="P$2"/>
</signal>
<signal name="VCC">
<contactref element="VCC" pad="1"/>
<contactref element="R1" pad="P$1"/>
<contactref element="A" pad="2"/>
<contactref element="A" pad="1"/>
</signal>
<signal name="GND">
<contactref element="Q1" pad="1"/>
<contactref element="R2" pad="P$1"/>
<contactref element="GND" pad="1"/>
</signal>
<signal name="N$6">
<contactref element="Q2" pad="3"/>
<contactref element="K" pad="1"/>
<contactref element="K" pad="2"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
