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Properties
Properties describe core aspects of the project.
Pricing & Availability
Distributor | Qty 1 |
|---|---|
LCSC | $1.00 |
Mouser | $1.56 |
Assets
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Controls
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dimasprasetyo
copilot
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Determine External Components:
- Input and output capacitors
- Inductor
- Resistors for feedback, limiting, and enabling.
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Make Required Connections:
- Connect the power input, ground, and output.
- Additional connections for function-specific pins (enable, feedback, etc.)
Step-by-Step Connection Plan Power Section-
Input Capacitor (C1) and Output Capacitor (C2):
- Assumption: Let's assume you use 10µF capacitors.
- Connect one side of C1 to VIN (Pin 2) and the other to GND (Pin 4).
- Connect one side of C2 to VOUT (Pin 9) and the other to GND (Pin 4).
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Inductor (L1):
- Assumption: Let's assume an inductor value of 2.2µH.
- Connect L1:1 to L1 (Pin 1).
- Connect L1:2 to L2 (Pin 12).
Control and Feedback-
Enable Pin:
- Connect EN (Pin 3) to VIN (Pin 2) if you want the converter always enabled. Alternatively, connect it to a GPIO pin for microcontroller-based control.
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Feedback Resistors (R1, R2):
- Assumption: We will use a resistor divider network to set the output voltage to 3.3V based on the feedback reference voltage (0.8V typical for TPS63050).
- Calculate resistor values using Vout=Vref(1+R2R1)
- Connect R1 between VOUT (Pin 9) and FB (Pin 8).
- Connect R2 between FB (Pin 8) and GND (Pin 4).
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Additional Pins:
- SS (Soft Start): Connect a capacitor (C3) here if using a soft start. If not, leave it unconnected or tie it to GND.
- PG (Power Good): Can be connected to an indicator LED or left unconnected if not used.
Specific Connectionsdimasprasetyo