<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="8.7.0">
<drawing>
<schematic>
<libraries>
<library name="transistor-fet">
<description>&lt;b&gt;Field Effect Transistors&lt;/b&gt;&lt;p&gt;
&lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;&lt;p&gt;
&lt;p&gt;
Symbols changed according to IEC617&lt;p&gt; 
All types, packages and assignment to symbols and pins checked&lt;p&gt;
Package outlines partly checked&lt;p&gt;
&lt;p&gt;
JFET = junction FET&lt;p&gt;
IGBT-x = insulated gate bipolar transistor&lt;p&gt;
x=N: NPN; x=P: PNP&lt;p&gt;
IGFET-mc-nnn; (IGFET=insulated gate field effect transistor)&lt;P&gt;
m=D: depletion mode (Verdr&amp;auml;ngungstyp)&lt;p&gt;
m=E: enhancement mode (Anreicherungstyp)&lt;p&gt;
c: N=N-channel; P=P-Channel&lt;p&gt;
GDSB: gate, drain, source, bulk&lt;p&gt;
&lt;p&gt;
by R. Vogg  15.March.2002</description>
<packages>
<package name="TO252">
<description>&lt;b&gt;SMALL OUTLINE TRANSISTOR&lt;/b&gt;&lt;p&gt;
TS-003</description>
</package>
</packages>
<symbols>
<symbol name="P-MOSFET">
<pin name="S" direction="pas"/>
<pin name="G" direction="pas"/>
<pin name="D" direction="pas"/>
</symbol>
</symbols>
<devicesets>
<deviceset name="FDD4141" prefix="Q">
<description>&lt;b&gt;P-Channel PowerTrench® MOSFET&lt;/b&gt;&lt;p&gt;
Source:  FDD4141.pdf</description>
<gates>
<gate name="G$1" symbol="P-MOSFET"/>
</gates>
<devices>
<device name="TO252" package="TO252">
<connects>
<connect gate="G$1" pin="D" pad="3"/>
<connect gate="G$1" pin="G" pad="1"/>
<connect gate="G$1" pin="S" pad="2"/>
</connects>
<technologies>
<technology name=""/>
</technologies>
</device>
</devices>
</deviceset>
</devicesets>
</library>
<library name="con-amp-quick">
<description>&lt;b&gt;AMP Connectors, Type QUICK&lt;/b&gt;&lt;p&gt;
&lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="03P">
<description>&lt;b&gt;AMP QUICK CONNECTOR&lt;/b&gt;</description>
</package>
<package name="08P">
<description>&lt;b&gt;AMP QUICK CONNECTOR&lt;/b&gt;</description>
</package>
<package name="02P">
<description>&lt;b&gt;AMP QUICK CONNECTOR&lt;/b&gt;</description>
</package>
<package name="04P">
<description>&lt;b&gt;AMP QUICK CONNECTOR&lt;/b&gt;</description>
</package>
<package name="05P">
<description>&lt;b&gt;AMP QUICK CONNECTOR&lt;/b&gt;</description>
</package>
</packages>
<symbols>
<symbol name="M03">
<pin name="1" direction="pas"/>
<pin name="2" direction="pas"/>
<pin name="3" direction="pas"/>
</symbol>
<symbol name="M08">
<pin name="1" direction="pas"/>
<pin name="2" direction="pas"/>
<pin name="3" direction="pas"/>
<pin name="4" direction="pas"/>
<pin name="5" direction="pas"/>
<pin name="6" direction="pas"/>
<pin name="7" direction="pas"/>
<pin name="8" direction="pas"/>
</symbol>
<symbol name="M02">
<pin name="1" direction="pas"/>
<pin name="2" direction="pas"/>
</symbol>
<symbol name="M04">
<pin name="1" direction="pas"/>
<pin name="2" direction="pas"/>
<pin name="3" direction="pas"/>
<pin name="4" direction="pas"/>
</symbol>
<symbol name="M05">
<pin name="1" direction="pas"/>
<pin name="2" direction="pas"/>
<pin name="3" direction="pas"/>
<pin name="4" direction="pas"/>
<pin name="5" direction="pas"/>
</symbol>
</symbols>
<devicesets>
<deviceset name="M03" prefix="SL" uservalue="yes">
<description>&lt;b&gt;AMP QUICK CONNECTOR&lt;/b&gt;</description>
<gates>
<gate name="G$1" symbol="M03"/>
</gates>
<devices>
<device name="" package="03P">
<connects>
<connect gate="G$1" pin="1" pad="1"/>
<connect gate="G$1" pin="2" pad="2"/>
<connect gate="G$1" pin="3" pad="3"/>
</connects>
<technologies>
<technology name="">
<attribute name="MF" value=""/>
<attribute name="MPN" value=""/>
<attribute name="OC_FARNELL" value="unknown"/>
<attribute name="OC_NEWARK" value="unknown"/>
</technology>
</technologies>
</device>
</devices>
</deviceset>
<deviceset name="M08" prefix="SL" uservalue="yes">
<description>&lt;b&gt;AMP QUICK CONNECTOR&lt;/b&gt;</description>
<gates>
<gate name="G$1" symbol="M08"/>
</gates>
<devices>
<device name="" package="08P">
<connects>
<connect gate="G$1" pin="1" pad="1"/>
<connect gate="G$1" pin="2" pad="2"/>
<connect gate="G$1" pin="3" pad="3"/>
<connect gate="G$1" pin="4" pad="4"/>
<connect gate="G$1" pin="5" pad="5"/>
<connect gate="G$1" pin="6" pad="6"/>
<connect gate="G$1" pin="7" pad="7"/>
<connect gate="G$1" pin="8" pad="8"/>
</connects>
<technologies>
<technology name="">
<attribute name="MF" value=""/>
<attribute name="MPN" value=""/>
<attribute name="OC_FARNELL" value="unknown"/>
<attribute name="OC_NEWARK" value="unknown"/>
</technology>
</technologies>
</device>
</devices>
</deviceset>
<deviceset name="M02" prefix="SL" uservalue="yes">
<description>&lt;b&gt;AMP QUICK CONNECTOR&lt;/b&gt;</description>
<gates>
<gate name="G$1" symbol="M02"/>
</gates>
<devices>
<device name="" package="02P">
<connects>
<connect gate="G$1" pin="1" pad="1"/>
<connect gate="G$1" pin="2" pad="2"/>
</connects>
<technologies>
<technology name="">
<attribute name="MF" value=""/>
<attribute name="MPN" value=""/>
<attribute name="OC_FARNELL" value="unknown"/>
<attribute name="OC_NEWARK" value="unknown"/>
</technology>
</technologies>
</device>
</devices>
</deviceset>
<deviceset name="M04" prefix="SL" uservalue="yes">
<description>&lt;b&gt;AMP QUICK CONNECTOR&lt;/b&gt;</description>
<gates>
<gate name="G$1" symbol="M04"/>
</gates>
<devices>
<device name="" package="04P">
<connects>
<connect gate="G$1" pin="1" pad="1"/>
<connect gate="G$1" pin="2" pad="2"/>
<connect gate="G$1" pin="3" pad="3"/>
<connect gate="G$1" pin="4" pad="4"/>
</connects>
<technologies>
<technology name="">
<attribute name="MF" value=""/>
<attribute name="MPN" value=""/>
<attribute name="OC_FARNELL" value="unknown"/>
<attribute name="OC_NEWARK" value="unknown"/>
</technology>
</technologies>
</device>
</devices>
</deviceset>
<deviceset name="M05" prefix="SL" uservalue="yes">
<description>&lt;b&gt;AMP QUICK CONNECTOR&lt;/b&gt;</description>
<gates>
<gate name="G$1" symbol="M05"/>
</gates>
<devices>
<device name="" package="05P">
<connects>
<connect gate="G$1" pin="1" pad="1"/>
<connect gate="G$1" pin="2" pad="2"/>
<connect gate="G$1" pin="3" pad="3"/>
<connect gate="G$1" pin="4" pad="4"/>
<connect gate="G$1" pin="5" pad="5"/>
</connects>
<technologies>
<technology name="">
<attribute name="MF" value=""/>
<attribute name="MPN" value=""/>
<attribute name="OC_FARNELL" value="unknown"/>
<attribute name="OC_NEWARK" value="unknown"/>
</technology>
</technologies>
</device>
</devices>
</deviceset>
</devicesets>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<parts>
<part name="Q4" library="transistor-fet" deviceset="FDD4141" device="TO252"/>
<part name="7805" library="con-amp-quick" deviceset="M03" device=""/>
<part name="5V" library="con-amp-quick" deviceset="M08" device=""/>
<part name="GND" library="con-amp-quick" deviceset="M08" device=""/>
<part name="12V" library="con-amp-quick" deviceset="M02" device=""/>
<part name="HEATER" library="con-amp-quick" deviceset="M04" device=""/>
<part name="Q1" library="transistor-fet" deviceset="FDD4141" device="TO252"/>
<part name="Q2" library="transistor-fet" deviceset="FDD4141" device="TO252"/>
<part name="Q3" library="transistor-fet" deviceset="FDD4141" device="TO252"/>
<part name="SL1" library="con-amp-quick" deviceset="M08" device=""/>
<part name="12D" library="con-amp-quick" deviceset="M05" device=""/>
</parts>
<sheets>
<sheet>
<plain>
</plain>
<busses>
</busses>
<nets>
<net name="GND">
<segment>
<pinref part="GND" gate="G$1" pin="1"/>
<pinref part="GND" gate="G$1" pin="2"/>
<pinref part="GND" gate="G$1" pin="3"/>
<pinref part="GND" gate="G$1" pin="4"/>
<pinref part="GND" gate="G$1" pin="5"/>
<pinref part="GND" gate="G$1" pin="6"/>
<pinref part="GND" gate="G$1" pin="7"/>
<pinref part="GND" gate="G$1" pin="8"/>
<pinref part="12V" gate="G$1" pin="2"/>
</segment>
<segment>
<pinref part="7805" gate="G$1" pin="2"/>
</segment>
<segment>
<pinref part="Q4" gate="G$1" pin="S"/>
</segment>
<segment>
<pinref part="Q1" gate="G$1" pin="S"/>
</segment>
<segment>
<pinref part="Q2" gate="G$1" pin="S"/>
</segment>
<segment>
<pinref part="Q3" gate="G$1" pin="S"/>
</segment>
<segment>
<pinref part="SL1" gate="G$1" pin="7"/>
</segment>
<segment>
<pinref part="SL1" gate="G$1" pin="5"/>
</segment>
<segment>
<pinref part="SL1" gate="G$1" pin="3"/>
</segment>
<segment>
<pinref part="SL1" gate="G$1" pin="1"/>
</segment>
</net>
<net name="VCC">
<segment>
<pinref part="5V" gate="G$1" pin="1"/>
<pinref part="5V" gate="G$1" pin="2"/>
<pinref part="5V" gate="G$1" pin="3"/>
<pinref part="5V" gate="G$1" pin="4"/>
<pinref part="5V" gate="G$1" pin="5"/>
<pinref part="5V" gate="G$1" pin="6"/>
<pinref part="5V" gate="G$1" pin="7"/>
<pinref part="5V" gate="G$1" pin="8"/>
</segment>
<segment>
<pinref part="7805" gate="G$1" pin="3"/>
</segment>
</net>
<net name="12V">
<segment>
<pinref part="12V" gate="G$1" pin="1"/>
</segment>
<segment>
<pinref part="7805" gate="G$1" pin="1"/>
</segment>
<segment>
<pinref part="12D" gate="G$1" pin="5"/>
<pinref part="12D" gate="G$1" pin="4"/>
<pinref part="12D" gate="G$1" pin="3"/>
<pinref part="12D" gate="G$1" pin="2"/>
<pinref part="12D" gate="G$1" pin="1"/>
</segment>
</net>
<net name="G1">
<segment>
<pinref part="Q4" gate="G$1" pin="G"/>
</segment>
<segment>
<pinref part="SL1" gate="G$1" pin="8"/>
</segment>
</net>
<net name="G2">
<segment>
<pinref part="Q1" gate="G$1" pin="G"/>
</segment>
<segment>
<pinref part="SL1" gate="G$1" pin="6"/>
</segment>
</net>
<net name="G3">
<segment>
<pinref part="Q2" gate="G$1" pin="G"/>
</segment>
<segment>
<pinref part="SL1" gate="G$1" pin="4"/>
</segment>
</net>
<net name="G4">
<segment>
<pinref part="Q3" gate="G$1" pin="G"/>
</segment>
<segment>
<pinref part="SL1" gate="G$1" pin="2"/>
</segment>
</net>
<net name="H1">
<segment>
<pinref part="Q4" gate="G$1" pin="D"/>
</segment>
<segment>
<pinref part="HEATER" gate="G$1" pin="4"/>
</segment>
</net>
<net name="H2">
<segment>
<pinref part="HEATER" gate="G$1" pin="3"/>
</segment>
<segment>
<pinref part="Q1" gate="G$1" pin="D"/>
</segment>
</net>
<net name="H3">
<segment>
<pinref part="HEATER" gate="G$1" pin="2"/>
</segment>
<segment>
<pinref part="Q2" gate="G$1" pin="D"/>
</segment>
</net>
<net name="H4">
<segment>
<pinref part="HEATER" gate="G$1" pin="1"/>
</segment>
<segment>
<pinref part="Q3" gate="G$1" pin="D"/>
</segment>
</net>
</nets>
</sheet>
</sheets>
</schematic>
</drawing>
</eagle>
