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LM5177DCPR Datasheet(PDF) 38 Page - Texas Instruments |
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LM5177DCPR Datasheet(HTML) 38 Page - Texas Instruments |
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38 / 60 page  8 Application and Implementation Note Information in the following applications sections is not part of the TI component specification, and TI does not warrant its accuracy or completeness. TI’s customers are responsible for determining suitability of components for their purposes, as well as validating and testing their design implementation to confirm system functionality. 8.1 Application Information The LM5177 is a wide input voltage, synchronous, non-inverting buck-boost controller, suitable for applications that need a regulated output voltage from an input supply that can be higher or lower than the output voltage. To expedite and streamline the process of designing the external circuits and select the components, a comprehensive quickstart calculator is available for download to assist the designer with component selection for a given application. 8.2 Typical Application RCS RISNS(OUT) CIN COUT CVCC nFLT NU NU SYNC MODE CFG SLOPE DTRK HO1 LO1 VCC LO2 HO2 HB2 SW2 PGND LF Q1 Q3 Q2 Q4 HO2 HO2 LO2 GND VOUT ISNSP VIN CBOOT2 CBOOT1 SW1 VCC ISNSP ISNSN RFBT VOUT VIN RIMON CIMON RUV2 LO2 SW2 SW1 SW2 CBIAS CVIN VBIAS SYNC AGND PGND VIN nFLT VCC ISNSN Figure 8-1. Simplified Schematic of a Typical Application LM5177 SNVSBU4F – JUNE 2022 – REVISED JANUARY 2025 www.ti.com 38 Submit Document Feedback Copyright © 2025 Texas Instruments Incorporated Product Folder Links: LM5177 |
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