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DFROBOT DFR0521 micro:bit Expansion Module

The micro:bit Expansion Board for Boson is a versatile accessory designed to enhance micro:bit projects. It provides six fool-proof 3-pin sockets compatible with DFRobot's Boson and Gravity modules, enabling easy connection of sensors and actuators for sound, light, and motion interactions. Features include a headphone jack with volume control, external power port, on-off switch, and edge connector for seamless integration with micro:bit. Compact and lightweight, it supports projects requiring steady power and intuitive peripheral connections, making it ideal for DIY electronics, educational robotics, and interactive prototypes.

Authorized Distributors
Source:Newark
Part No:DFR0521
Stock:5
Inv Date:06-07-2026
Price: Unit price: $8.69
Buy/RFQ:
Source:DigiKey
Part No:DFR0521
Stock:1
Inv Date:06-07-2026
Price: Unit price: $8
Buy/RFQ:
Part No:DFR0521
Stock:0
Inv Date:06-08-2026
Price: Unit price: $8
Buy/RFQ:
Part No:DFR0521
Stock:0
Inv Date:06-07-2026
Price: Unit price: $8.47
Buy/RFQ:

DFROBOT DFR0521 micro:bit Expansion Module Specifications:

  • MicroUSB Power Port Voltage: 5V
  • PH2.0 Input/output Voltage: 3.3V
  • Input/output ring Voltage: 3.3V
  • Maximum Current: 500mA
  • Working temperature: 0-85 °C
  • Dimension: 80 * 70 mm
  • Weight: 48g

Buy the Buy DFRobot micro:bit Expansion Board for Boson Part Number DFR0521 Online

Discover the versatility of the micro:bit Expansion Module designed for easy integration with Boson and Gravity modules. This expansion board features six fool-proof 3-pin sockets, a headphone jack with volume control, external power port, and on/off switch, enabling seamless connection of sensors, actuators, and peripherals. Compact and lightweight at only 48 grams, it supports projects requiring stable power supply and versatile interactivity. Perfect for students, hobbyists, and educators aiming to build interactive digital projects, robotics, and sensor-based applications efficiently online.

Get DFRobot micro:bit Expansion Board for Boson today—compact, easy-to-connect, and perfect for educational and DIY robotics projects.

Frequently Asked Questions

Where can I buy DFROBOT DFR0521?

You can click on the BUY or RFQ button to purchase DFR0521 from an authorized DFROBOT distributor.

How do I troubleshoot issues or seek technical support for part DFR0521?

You can download the DFR0521 datasheet or visit the DFROBOT website for support.

Who is the manufacturer of DFR0521?

DFROBOT

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