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<?xml-stylesheet type="text/xsl" href="https://devzone.nordicsemi.com/cfs-file/__key/system/syndication/rss.xsl" media="screen"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/" xmlns:wfw="http://wellformedweb.org/CommentAPI/" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>Is capacitor on pin DEC2 necessary in nRF51822 on internal LDO setup</title><link>https://devzone.nordicsemi.com/f/nordic-q-a/35546/is-capacitor-on-pin-dec2-necessary-in-nrf51822-on-internal-ldo-setup</link><description>Hi! 
 I have a question regarding nRF51822 supply in internal LDO setup. Is decoupling capacitor on pin DEC2 necessary in this supply setup? Looking at schematic in nRF51 Reference Manual in section Power Supply, this line - DEC2 is connected to 1.7 LDO</description><dc:language>en-US</dc:language><generator>Telligent Community 13</generator><lastBuildDate>Tue, 19 Jun 2018 12:03:15 GMT</lastBuildDate><atom:link rel="self" type="application/rss+xml" href="https://devzone.nordicsemi.com/f/nordic-q-a/35546/is-capacitor-on-pin-dec2-necessary-in-nrf51822-on-internal-ldo-setup" /><item><title>RE: Is capacitor on pin DEC2 necessary in nRF51822 on internal LDO setup</title><link>https://devzone.nordicsemi.com/thread/136744?ContentTypeID=1</link><pubDate>Tue, 19 Jun 2018 12:03:15 GMT</pubDate><guid isPermaLink="false">137ad170-7792-4731-bb38-c0d22fbe4515:78115001-584d-483f-aafa-c55f4da2dee2</guid><dc:creator>Andreas</dc:creator><description>&lt;p&gt;Hi,&lt;/p&gt;
&lt;p&gt;&amp;nbsp;&lt;/p&gt;
&lt;p&gt;Decoupling on DEC2 (C10) is needed for both DC/DC and LDO operation.&lt;/p&gt;
&lt;p&gt;&amp;nbsp;&lt;/p&gt;
&lt;p&gt;Best regards,&lt;/p&gt;
&lt;p&gt;Andreas&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;</description></item></channel></rss>