<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="9.6.2">
<drawing>
<library>
<description>&lt;BR&gt;Wurth Elektronik - Passive Components - Signal &amp; Communications - Signal Transformers - WE-STST&lt;br&gt;
&lt;Hr&gt;
&lt;BR&gt;
&lt;TABLE BORDER=0 CELLSPACING=0 CELLPADDING=0&gt;
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  color:#FF6600;'&gt;WE &lt;/span&gt;&lt;/i&gt;&lt;/b&gt;
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      ---------------------------&lt;BR&gt;&lt;b&gt;Würth Elektronik&lt;/b&gt;&lt;/FONT&gt;
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&lt;B&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;More than you expect&lt;BR&gt;&lt;BR&gt;&lt;BR&gt;&lt;/B&gt;

&lt;HR&gt;&lt;BR&gt;
&lt;b&gt;Würth Elektronik eiSos GmbH &amp; Co. KG&lt;/b&gt;&lt;br&gt;
EMC &amp; Inductive Solutions&lt;br&gt;

Max-Eyth-Str.1&lt;br&gt;
D-74638 Waldenburg&lt;br&gt;
&lt;br&gt;
Tel: +49 (0)7942-945-0&lt;br&gt;
Fax:+49 (0)7942-945-5000&lt;br&gt;
&lt;br&gt;
&lt;a href="http://www.we-online.com/web/en/electronic_components/produkte_pb/bauteilebibliotheken/eagle_4.php"&gt;www.we-online.com/eagle&lt;/a&gt;&lt;br&gt;
&lt;a href="mailto:libraries@we-online.com"&gt;libraries@we-online.com&lt;/a&gt; &lt;BR&gt;&lt;BR&gt;
&lt;br&gt;&lt;HR&gt;&lt;BR&gt;
Disclaimer: While Würth Elektronik eiSos has made every reasonable effort to ensure the accuracy of the PCB layout models provided, &lt;br&gt;
Würth Elektronik eiSos does not guarantee the exemption of error on the PCB layout models, nor does Würth Elektronik eiSos guarantee that the PCB layout model is current. &lt;br&gt;
Würth Elektronik eiSos reserves the right to make any adjustments at any time without notice. &lt;br&gt;
Würth Elektronik eiSos expressly disclaims all implied warranties regarding this PCB layout model. &lt;br&gt;
 &lt;br&gt;
Please contact us for more information.&lt;br&gt;
&lt;HR&gt;
&lt;br&gt;Eagle Version 9, Library Revision 2025a, 2025-12-05&lt;br&gt;
&lt;HR&gt;
Copyright: Würth Elektronik</description>
<packages>
<package name="WE-STST_74930000">
<description>&lt;B&gt;WE-STST Super Tiny Signal Transformer
&lt;/B&gt;&lt;BR&gt;10/100/1000 Base-T, 10/100 Base-T1
&lt;BR&gt;Max Height = 2.9 mm</description>
</package>
<package name="WE-STST_749302010">
<description>&lt;B&gt;WE-STST Super Tiny Signal Transformer
&lt;/B&gt;&lt;BR&gt;10/100/1000 Base-T 
&lt;BR&gt;Max Height = 2.9 mm</description>
</package>
<package name="WE-STST_74930000_PODL">
<description>&lt;B&gt;WE-STST Super Tiny Signal Transformer
&lt;br&gt;&lt;/b&gt;This package is suggested for Power over Data Lines (PoDL) and 10Base-T1 applications.
&lt;br&gt;
&lt;/B&gt;&lt;BR&gt;10/100/1000 Base-T, 10/100 Base-T1
&lt;BR&gt;Max Height = 2.9 mm</description>
</package>
<package name="WE-STST_74930100">
<description>&lt;B&gt;WE-STST Super Tiny Signal Transformer
&lt;/B&gt;&lt;BR&gt;10/100/1000 Base-T, 10/100 Base-T1
&lt;BR&gt;Max Height = 2.9 mm</description>
</package>
<package name="WE-STST_749302011">
<description>&lt;B&gt;WE-STST Super Tiny Signal Transformer
&lt;BR&gt;&lt;/B&gt;Max Height = 2.9 mm</description>
</package>
<package name="WE-STST_74930100_PODL">
<description>&lt;B&gt;WE-STST Super Tiny Signal Transformer
&lt;br&gt;&lt;/b&gt;This package is suggested for Power over Data Lines (PoDL) and 10Base-T1 applications.
&lt;br&gt;
&lt;/B&gt;&lt;BR&gt;10G Base-T, 1000 Base-T1
&lt;BR&gt;Max Height = 2.9 mm</description>
</package>
<package name="WE-STST_74930130">
<description>&lt;B&gt;WE-STST Super Tiny Signal Transformer
&lt;/B&gt;&lt;BR&gt;10/100/1G/10GBase-T
&lt;BR&gt;Max Height = 2.9 mm</description>
</package>
<package name="WE-STST_74930030">
<description>&lt;B&gt;WE-STST Super Tiny Signal Transformer
&lt;/B&gt;&lt;BR&gt; 10/100/1GBase-T
&lt;BR&gt;Max Height = 2.9 mm</description>
</package>
<package name="WE-STST_74930120">
<description>&lt;B&gt;WE-STST Super Tiny Signal Transformer
&lt;/B&gt;&lt;BR&gt;10/100/1G/10GBase-T 
&lt;BR&gt;Max Height = 2.9 mm</description>
</package>
</packages>
<symbols>
<symbol name="WE-STST_4532">
<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"/>
</symbol>
</symbols>
<devicesets>
<deviceset name="WE-STST_4532" prefix="T">
<description>&lt;b&gt;WE-STST Super Tiny Signal Transformer
&lt;br&gt;
&lt;br&gt;Characteristics 
&lt;br&gt;&lt;br&gt;
&lt;/b&gt;Super small size
&lt;br&gt;1.5 kV isolation voltage
&lt;br&gt;350 µH OCL as per IEEE 802.3
&lt;br&gt;Operating temperature: -40 °C up to +105 °C
&lt;br&gt;&lt;br&gt;
&lt;b&gt;Applications 
&lt;br&gt;&lt;br&gt;
&lt;/b&gt;Ethernet 10/100/1000 Base-T
&lt;br&gt;Ethernet 2.5/5G and 10G Base-T
&lt;br&gt;Single Pair Ethernet
&lt;br&gt;Ultrasonic sensors
&lt;br&gt;g.fast
&lt;br&gt;
&lt;br&gt;
&lt;br&gt;&lt;a href="https://www.we-online.com/components/media/o156816v209%20Family_WE-STST.jpg" title="Enlarge picture"&gt;
&lt;img src="https://www.we-online.com/components/media/o156816v209%20Family_WE-STST.jpg" width="320"&gt;&lt;/a&gt;&lt;p&gt;
Details see: &lt;a href="www.we-online.com/catalog/WE-STST/?utm_source=eagle_model&amp;utm_medium=description_link&amp;utm_campaign=eisos_eagle"&gt;www.we-online.com/en/components/products/WE-STST&lt;/a&gt;&lt;p&gt;

&lt;/b&gt;Updated by Ella Wu  2025-12-05&lt;br&gt;
&lt;/b&gt;2023(C) Wurth Elektronik</description>
<gates>
<gate name="G$1" symbol="WE-STST_4532"/>
</gates>
<devices>
<device name="_74930000" package="WE-STST_74930000">
<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"/>
</connects>
<technologies>
<technology name="">
<attribute name="APPLICATION" value="Ethernet, Single Pair Ethernet"/>
<attribute name="DATA-RATE" value="10/100/1000 Base-T, 10/100 Base-T1"/>
<attribute name="DATASHEET-URL" value="https://www.we-online.com/redexpert/spec/74930000?ae"/>
<attribute name="HEIGHT" value="2.9mm"/>
<attribute name="L" value="350uH"/>
<attribute name="LENGTH" value="4.7mm"/>
<attribute name="MOUNT" value="SMT"/>
<attribute name="OPERATING-TEMPERATURE" value="-40 °C up to +105 °C"/>
<attribute name="PART-NUMBER" value=" 74930000 "/>
<attribute name="SIZE" value=" 4532 "/>
<attribute name="TURNS-RATIO" value="1:1"/>
<attribute name="VALUE" value=" 74930000 "/>
<attribute name="VT" value="1500VRMS"/>
<attribute name="WIDTH" value="3.22mm"/>
</technology>
</technologies>
</device>
<device name="_749302010" package="WE-STST_749302010">
<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"/>
</connects>
<technologies>
<technology name="">
<attribute name="APPLICATION" value="Short distance sensing at high frequency"/>
<attribute name="DATASHEET-URL" value="https://www.we-online.com/redexpert/spec/749302010?ae"/>
<attribute name="HEIGHT" value="2.9mm"/>
<attribute name="L" value="300uH"/>
<attribute name="LENGTH" value="4.7mm"/>
<attribute name="MOUNT" value="SMT"/>
<attribute name="OPERATING-TEMPERATURE" value="-40 °C up to +105 °C"/>
<attribute name="PART-NUMBER" value=" 749302010 "/>
<attribute name="SIZE" value=" 4532 "/>
<attribute name="TURNS-RATIO" value="1:4.5:4.5:1"/>
<attribute name="VALUE" value=" 749302010 "/>
<attribute name="VT" value="400VRMS"/>
<attribute name="WIDTH" value="3.22mm"/>
</technology>
</technologies>
</device>
<device name="_749302011" package="WE-STST_749302011">
<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"/>
</connects>
<technologies>
<technology name="">
<attribute name="APPLICATION" value="Long distance sensing at low frequency"/>
<attribute name="DATASHEET-URL" value="https://www.we-online.com/redexpert/spec/749302011?ae"/>
<attribute name="HEIGHT" value="2.9mm"/>
<attribute name="L" value="2000uH"/>
<attribute name="LENGTH" value="4.7mm"/>
<attribute name="MOUNT" value="SMT"/>
<attribute name="OPERATING-TEMPERATURE" value="-40 °C up to +105 °C"/>
<attribute name="PART-NUMBER" value=" 749302011 "/>
<attribute name="SIZE" value=" 4532 "/>
<attribute name="TURNS-RATIO" value="1:4.5:4.5:1"/>
<attribute name="VALUE" value=" 749302011 "/>
<attribute name="VT" value="400VRMS"/>
<attribute name="WIDTH" value="3.22mm"/>
</technology>
</technologies>
</device>
<device name="_74930100" package="WE-STST_74930100">
<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"/>
</connects>
<technologies>
<technology name="">
<attribute name="APPLICATION" value="Ethernet, Single Pair Ethernet"/>
<attribute name="DATA-RATE" value="10G Base-T, 1000 Base-T1"/>
<attribute name="DATASHEET-URL" value="https://www.we-online.com/redexpert/spec/74930100?ae"/>
<attribute name="HEIGHT" value="2.9mm"/>
<attribute name="L" value="120uH"/>
<attribute name="LENGTH" value="4.7mm"/>
<attribute name="MOUNT" value="SMT"/>
<attribute name="OPERATING-TEMPERATURE" value="-40 °C up to +105 °C"/>
<attribute name="PART-NUMBER" value=" 74930100 "/>
<attribute name="SIZE" value=" 4532 "/>
<attribute name="TURNS-RATIO" value="1:1"/>
<attribute name="VALUE" value=" 74930100 "/>
<attribute name="VT" value="1500VRMS"/>
<attribute name="WIDTH" value="3.22mm"/>
</technology>
</technologies>
</device>
<device name="_74930000_PODL" package="WE-STST_74930000_PODL">
<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"/>
</connects>
<technologies>
<technology name="">
<attribute name="APPLICATION" value="Ethernet, Single Pair Ethernet"/>
<attribute name="DATA-RATE" value="10/100/1000 Base-T, 10/100 Base-T1"/>
<attribute name="DATASHEET-URL" value="https://www.we-online.com/redexpert/spec/74930000?ae"/>
<attribute name="HEIGHT" value="2.9mm"/>
<attribute name="L" value="350uH"/>
<attribute name="LENGTH" value="4.7mm"/>
<attribute name="MOUNT" value="SMT"/>
<attribute name="OPERATING-TEMPERATURE" value="-40 °C up to +105 °C"/>
<attribute name="PART-NUMBER" value=" 74930000 "/>
<attribute name="SIZE" value=" 4532 "/>
<attribute name="TURNS-RATIO" value="1:1"/>
<attribute name="VALUE" value=" 74930000 "/>
<attribute name="VT" value="1500VRMS"/>
<attribute name="WIDTH" value="3.22mm"/>
</technology>
</technologies>
</device>
<device name="_74930100_PODL" package="WE-STST_74930100_PODL">
<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"/>
</connects>
<technologies>
<technology name="">
<attribute name="APPLICATION" value="Ethernet, Single Pair Ethernet"/>
<attribute name="DATA-RATE" value="10G Base-T, 1000 Base-T1"/>
<attribute name="DATASHEET-URL" value="https://www.we-online.com/redexpert/spec/74930100?ae"/>
<attribute name="HEIGHT" value="2.9mm"/>
<attribute name="L" value="120uH"/>
<attribute name="LENGTH" value="4.7mm"/>
<attribute name="MOUNT" value="SMT"/>
<attribute name="OPERATING-TEMPERATURE" value="-40 °C up to +105 °C"/>
<attribute name="PART-NUMBER" value=" 74930100 "/>
<attribute name="SIZE" value=" 4532 "/>
<attribute name="TURNS-RATIO" value="1:1"/>
<attribute name="VALUE" value=" 74930100 "/>
<attribute name="VT" value="1500VRMS"/>
<attribute name="WIDTH" value="3.22mm"/>
</technology>
</technologies>
</device>
<device name="_74930030" package="WE-STST_74930030">
<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"/>
</connects>
<technologies>
<technology name="">
<attribute name="APPLICATION" value="Ethernet, PoE"/>
<attribute name="DATA-RATE" value="10/100/1GBase-T"/>
<attribute name="DATASHEET-URL" value="https://www.we-online.com/redexpert/spec/74930030?ae"/>
<attribute name="HEIGHT" value="2.9mm"/>
<attribute name="L" value="350uH"/>
<attribute name="LENGTH" value="4.7mm"/>
<attribute name="MOUNT" value="SMT"/>
<attribute name="OPERATING-TEMPERATURE" value="-40 °C up to +105 °C"/>
<attribute name="PART-NUMBER" value=" 74930030 "/>
<attribute name="POE" value="PoE (up to 350 mA)"/>
<attribute name="SIZE" value=" 4532 "/>
<attribute name="TURNS-RATIO" value="1:1"/>
<attribute name="VALUE" value=" 74930030 "/>
<attribute name="VT" value="1500VRMS"/>
<attribute name="WIDTH" value="3.22mm"/>
</technology>
</technologies>
</device>
<device name="_74930130" package="WE-STST_74930130">
<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"/>
</connects>
<technologies>
<technology name="">
<attribute name="APPLICATION" value="Ethernet, PoE"/>
<attribute name="DATA-RATE" value="10/100/1G/10GBase-T"/>
<attribute name="DATASHEET-URL" value="https://www.we-online.com/redexpert/spec/74930130?ae"/>
<attribute name="HEIGHT" value="2.9mm"/>
<attribute name="L" value="110uH"/>
<attribute name="LENGTH" value="4.7mm"/>
<attribute name="MOUNT" value="SMT"/>
<attribute name="OPERATING-TEMPERATURE" value="-40 °C up to +105 °C"/>
<attribute name="PART-NUMBER" value=" 74930130 "/>
<attribute name="POE" value="PoE (up to 350 mA)"/>
<attribute name="SIZE" value=" 4532 "/>
<attribute name="TURNS-RATIO" value="1:1"/>
<attribute name="VALUE" value=" 74930130 "/>
<attribute name="VT" value="1500VRMS"/>
<attribute name="WIDTH" value="3.22mm"/>
</technology>
</technologies>
</device>
<device name="_74930120" package="WE-STST_74930120">
<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"/>
</connects>
<technologies>
<technology name="">
<attribute name="APPLICATION" value="Ethernet, PoE+"/>
<attribute name="DATA-RATE" value="10/100/1G/10GBase-T"/>
<attribute name="DATASHEET-URL" value="https://www.we-online.com/redexpert/spec/74930120?ae"/>
<attribute name="HEIGHT" value="2.9mm"/>
<attribute name="L" value="110uH"/>
<attribute name="LENGTH" value="4.7mm"/>
<attribute name="MOUNT" value="SMT"/>
<attribute name="OPERATING-TEMPERATURE" value="-40 °C up to +105 °C"/>
<attribute name="PART-NUMBER" value=" 74930120 "/>
<attribute name="POE" value="PoE+ (up to 600 mA)"/>
<attribute name="SIZE" value=" 4532 "/>
<attribute name="TURNS-RATIO" value="1:1"/>
<attribute name="VALUE" value=" 74930120 "/>
<attribute name="VT" value="1500VRMS"/>
<attribute name="WIDTH" value="3.22mm"/>
</technology>
</technologies>
</device>
</devices>
</deviceset>
</devicesets>
</library>
</drawing>
</eagle>
