The 7Semi AP66300 Buck Converter is a compact, high-efficiency step-down voltage regulator designed to convert a wide 14V–60V DC input to a stable 5V output at up to 3A current. It is built around the reliable AP66300 synchronous buck controller, making it ideal for powering 5V systems from automotive, industrial, solar, or other high-voltage sources.
This module comes fully assembled and tested, offering plug-and-play compatibility for embedded electronics, IoT, automation, and prototyping applications requiring a regulated 5V rail from higher voltage sources.
Key Features
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Input Voltage Range: 14V to 60V DC
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Output Voltage: Fixed 5V
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Output Current: Up to 3A continuous
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High Efficiency: Up to 92% (typical, depending on load)
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Compact Design: Minimal footprint with low-profile components
Applications
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24V battery or power supply step-down to 5V
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Industrial automation 5V sensors and controllers
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5V microcontrollers from 48V systems
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DIY robotics and drones
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Solar-powered IoT or edge devices
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Automotive electronics and LED drivers
FAQs
Q: Can this module handle automotive 48V power systems?
Yes, it's rated for up to 60V input, making it ideal for automotive and industrial 48V rails.
Q: Is the 5V output regulated?
Yes, it outputs a tightly regulated 5V even with varying high input voltages.
Q: Can I use this for powering a Raspberry Pi or ESP32?
Yes, as long as the 5V 3A output current is sufficient for your load.
- Input Voltage:
- 14V – 60V DC
- Output Voltage:
- 5V (fixed)
- Max Output Current:
- 3A continuous
- Conversion Efficiency:
- Up to 92% (typical)
- Switching Frequency:
- 350kHz
- Board Dimensions:
- ~25mm x 18mm
- Board Weight:
- 2g
