secos SPW31002D Bipolar Tone Ringer ICS Manual

Update: 30 September, 2023

The SPW31002D is a bipolar integrated circuit produced by SeCoSGmbH company. It is designed for telephone bell replacement. It has a small current consumption and an internal threshold circuit that prevents false triggering due to power noise as well as "chirps" due to rotary dial.


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Publication date: 05 April, 2012

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PDF Link: secos SPW31002D Bipolar Tone Ringer ICS Manual PDF

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