BrainFPV Radix Li Wing Power Board PDB

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The RADIX LI Wing Power Board is the perfect companion to the Radix LI flight controller. Together they form the worlds smallest flight control system for RC wings!

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  • Integrated 5V, 3A regulator
  • 1 ESC out, 5 Servo Out
  • 5V, 1A  filtered output for clean video 
  • Current Sensor (Up to 65A)
  • RGD LED Output


  • Input Voltage: 3S to 5S (8V to 22V)
  • Maximum Current: 40A constant, 60A burst
  • Voltage Regulator: Integrated 5V, 3A regultator. By default, servos are powered by the ESC. The wPB has a jumper to enable powering small servos
  • Noise Filter: 5V, 1A filtered output for clean video (1A is shared with 5V / 3A regulator)
  • Current Measurement: Up to 65A (50 mV/A, current scale: 500)
  • ESC Output: Output for 1 x ESC on servo headers
  • Servo Outputs: Outputs for up to 5 servos on headers
  • LEDs: Output for programmable RGB LEDs
  • Stacking height: 5.5mm (space between RADIX LI FC and RADIX LI wPB)
  • PCB: 4 layer, 3oz (105um) copper per layer. HASL plating (lead-free)
  • Dimensions: 26.5 mm x 34 mm
  • Weight: 5g


  • 1x RADIX LI Wing Power Board
  • 1x 10-pin cable for connection to RADIX LI Flight Controller
  • 2x Servo header (straight and angled)
  • 1x 25V / 470uF capacitor
  • 1x Wire for connecting outputs 5 and 6