bulletin # 1 7 0 1 1 6 1 _____________________________________________________________________________________________________ w7206f2 silicon labs bulletin rev r the information contained in this document is proprietary to silicon laboratories, inc. and shall not be reproduced or used in part or whole without silicon laboratories? written consent. the document is uncontrolled if printed or electronically saved. pg 3 user registration register today to create your account on silabs.com. your personalized profile allows you to receive technical document updates, new product announcements, ?how - to? and design documents, product change notices (pcn) and other valuable content available only to registered users . http://www.silabs.com/profile bulletin date: 1/16/2017 bulletin effective date: 1/16/2017 title: si3402 - b and si3402 - c poe pd datasheet updates bulletin details description: silicon labs is pleased to provide updates to the si3 402 - b and si3402 - c datasheets. specific changes (si3402 - b rev 1.1 and si3402 - c rev 1.0 datasheets): - deleted surge immunity ratings table. esd data is now contain ed in the qualification summary, and other surge information is described in the design guide - updated "2. typical application schematics*" on page 7. - added new section, "3.5. output voltage and thermal considerations" on page 15. - deleted references to class 4 operation. - updated figure 3, ?input lineside and hotswap block diagram,? on page 9 - added figure 4, ?uvlo behavior and threshold voltages,? on page 11. - updated figure 5, ?switching regulator block diagram,? on page 14 (formerly figure 4) additional changes (si3402 - c rev 1.0 datasheet only): - removed references to ploss, which is not featured on si3402 - c. - added notes that si3402 - c does not require pcb connections to ct1, ct2, sp1, or sp2 when bypassing the internal diode bridge for high - power applications. if you have questions about this change, please contact your silicon labs sales represe ntative. a list of silicon labs sales representatives is maintained at www.silabs.com . reason: esd data is being deleted from the datasheet and is now contained only in the qualification summary, which allows thes e datasheets to conform to corporate standards. other changes listed in description are being made to improve clarity and enhance understanding of the operation of the device. product identification: si3402 - b - gm si3402 - b - gmr si3402 - c - gm si3402 - c - gmr this change is considered a minor change which does not affect form, fit, function, quality, or reliability. the information is being provided as a customer courtesy. please contact your local silicon lab s sales representative with any questions about t his notification. a list of silicon labs sales representatives may be found at www.silabs.com customer actions needed: review datasheets.
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