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TPS54328

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SLVSAN2D – NOVEMBER 2010 – REVISED AUGUST 2016

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Copyright © 2010–2016, Texas Instruments Incorporated

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. Customers should

validate and test their design implementation to confirm system functionality.

8.1 Application Information

The TPS54328 is typically used as step down converters, which convert a voltage from 4.5 V to 18 V to a lower

8.2 Typical Application

Figure 6. Schematic Diagram

8.2.1 Design Requirements

For this design example, use the parameters listed in Table 1 as the input parameters.

Table 1. Design Parameters

PARAMETER

EXAMPLE VALUE

Input voltage

4.5 V to 18 V

Output voltage

1.05 V

Output current

3 A

Output voltage ripple

8.2.2 Detailed Design Procedure

To begin the design process, you must know a few application parameters:

•

Input voltage range

•

Output voltage

•

Output current

•

Output voltage ripple