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http://i.ibb.co/Y2tBvs3/Screenshot-2023-10-04-at-3-35-43-PM.png
tubbs

tubbs

@copilot give me a rough idea on how to accomplish this project
1y

copilot

To design a buck-boost converter using the TP63051YFFR for a 3.3V output at 500mA, we'll need to consider the following basic steps:
  1. Select Components: Identify the necessary components you'll need besides the TP63051YFFR such as inductors, capacitors, diodes, resistors, etc., based on the application note provided by the manufacturer.
  2. Input and Output Capacitors: Select capacitors for input ($\sim$10µF) and output ($\sim$22µF) to ensure stability and filtering.
  3. Inductor Selection: Calculate or select an inductor value that suits the switching frequency and load requirements.
  4. Feedback Network: Design the feedback resistors to get 3.3V output from the converter.
  5. Layout Considerations: Keep short connections for high current paths, and place input/output capacitors and inductors close to the converter IC.
  6. Simulate and Test: Before finalizing the PCB design, simulate the circuit to ensure functionality and test on a prototype board.
Initial Steps and Connections
  1. Input Capacitor: Connect a 10µF ceramic capacitor between the VIN pin of the TP63051YFFR and ground.
  2. Output Capacitor: Connect a 22µF ceramic capacitor between the VOUT pin and ground.
  3. Inductor: Connect an inductor between the SW pin and VOUT pin.
  4. Feedback Network: Use a resistor divider network connected to the FB pin to set the output voltage.
  5. Ground Connections: Ensure all grounds are connected properly, including the IC ground to the input and output capacitors.
  6. Additional Components: Consider any external diodes or compensation networks required for stability.
Would you like me to help with specific component selection or calculations, or do you have specific questions about any of these steps?
1y
tubbs

tubbs

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1y
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Buck Boost Converter 3.3V 500mA

Buck Boost Converter 3.3V 500mA thumbnail
A buck boost converter that can ben powered from a Li-ion battery and output 3.3V @ 500mA. Powered by the TP63051YFFR and in the package as in the same package as a standard Adafruit buck converter.
Input Voltage Range: 2.5V to 5.5V

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