XR76115 Datasheet, PDF (16/16 Pages) Exar Corporation – 15A Synchronous Step Down COT Regulator

XR76115
Revision History
Revision
1A
1B
Date
March 2014
August 2015
Description
Initial release: ECN 1413-14 03-26-2014
Changed “On-Time 2” specification to: Min=170ns, Typ=200ns, Max= 230ns
Changed “On-Time 3” specification to: Min=365ns, Typ=430ns, Max= 495ns
Changed “f corresponding to On-Time 2” specification to: Min=362 kHz, Typ=417 kHz,
Max= 490 kHz
removed “f corresponding to On-Time 2” specifications for VOUT=3.3V, removed Diode
Emulation Mode write up, modified Functional Block Diagram, modified Feed-Forward
Capacitor write up, modified Programming the On-Time write up; added “Selecting the
Forced CCM Mode”, “Selecting the DCM/CCM Mode”, “Feed-Forward Resistor”,
“Maximum Allowable Voltage Ripple at FB Pin” sections
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EXAR Corporation reserves the right to make changes to the products contained in this publication in order to improve design, performance or
reliability. EXAR Corporation assumes no responsibility for the use of any circuits described herein, conveys no license under any patent or
other right, and makes no representation that the circuits are free of patent infringement. Charts and schedules contained herein are only for
illustration purposes and may vary depending upon a user’s specific application. While the information in this publication has been carefully
checked; no responsibility, however, is assumed for inaccuracies.
EXAR Corporation does not recommend the use of any of its products in life support applications where the failure or malfunction of the
product can reasonably be expected to cause failure of the life support system or to significantly affect its safety or effectiveness. Products are
not authorized for use in such applications unless EXAR Corporation receives, in writing, assurances to its satisfaction that: (a) the risk of
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under the circumstances.
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Rev. 1B