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STEPDOWN02 - 1MHz switching down converter

This repository contains the design files, documentation, and usage instructions for the TPS54332 MLAB module. The TPS54332 is a high-efficiency synchronous buck converter capable of delivering up to 3 A of continuous output current. This development module is designed to integrate the TPS54332 into MLAB projects with ease.

STEPDOWN02 top view

STEPDOWN02 bottom veiw

Features

  • Input Voltage Range: 3.5 V to 28 V
  • Output Voltage Range: 0.8 V to 23 V
  • Output Current: Up to 3 A
  • Efficiency: Up to 95%
  • Switching Frequency: Adjustable up to 2 MHz
  • Integrated High-Side and Low-Side MOSFETs
  • Cycle-by-Cycle Current Limit, Frequency Fold Back and Thermal Shutdown Protection

Getting Started

Prerequisites

To use this development module, you will need:

  • A DC power supply (3.5 V to 28 V)
  • Load device (up to 3 A)
  • Multimeter or oscilloscope for measurements
  • Soldering equipment (if customization of output voltage is needed)

Installation

  1. Connect the Power Supply: Connect the positive terminal of your DC power supply to the VIN pin and the negative terminal to the GND pin of the module.
  2. Connect the Load: Connect your load device between the VOUT pin and GND pin of the module.

Usage

  1. Adjust Output Voltage: The output voltage can be adjusted by selecting appropriate values for the feedback resistors (R1 and R2). Refer to the datasheet for the resistor calculation formula.
  2. Monitoring: Use a multimeter or oscilloscope to monitor the output voltage and current.
  3. Optimization: Fine-tune the switching frequency and compensation network as required for your application.

Documentation