NuVision Electronics (Pty) Ltd

Allegro – A31015 Nanopower Magnetic Hall 1D Linear Sensor with Enable Pin

The A31015 is a ratiometric linear Hall-effect sensor engineered to extend battery life in space-constrained portable applications through industry-leading power management.

Typical Application Circuit

Top Features

  • Nanopower Duty Cycling: Active-low EN pin reduces average power to <1µW at 10 Hz for maximum battery life.
  • Ultra-Low Sleep Mode: Consumes <1 nA in sleep mode with high-impedance output, preventing idle battery drain.
  • Rapid Wake-Up: Fast <13 µs power-on ensures instant measurement readiness for high system responsiveness.
  • Space-Saving DFN-4: Tiny 1.54 mm² footprint (<0.5 mm height) is ideal for earbuds and game controller handles.

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