https://devzone.nordicsemi.com/f/nordic-q-a/20086/can-anyone-explain-me-questions-about-bq24090Hi, I want to ask some questions about BQ24090. According to the schematic in the datasheet of BQ24090 , I have several questions below: When should the led indicator of the charging chip be used? Is it used to indicate whether the power adapteren-USTelligent Community 13Wed, 01 Mar 2017 12:45:49 GMThttps://devzone.nordicsemi.com/thread/78203?ContentTypeID=1Wed, 01 Mar 2017 12:45:49 GMT137ad170-7792-4731-bb38-c0d22fbe4515:2492ef05-e684-43f7-9288-4eb6aa42f9d2J&#248;rgen Holmefjord<p>Hi,</p> <p>BQ24090 is a TI device. You should direct questions about it to <a href="http://www.ti.com/guidedsupport/docs/supporthome.tsp">Texas Instruments support</a>, not to Nordic Semiconductor. <a href="http://e2e.ti.com/support/power_management/battery_management/f/179">This seems to be a relevant support community forum for you</a>.</p> <p>Best regards,</p> <p>Jørgen</p><div style="clear:both;"></div>