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NOA2301 Description

The NOA2301 bines an advanced digital proximity sensor and LED driver coupled with a tri−mode I2C interface with interrupt capability in an integrated monolithic device. Multiple power management.

NOA2301 Key Features

  • Proximity Sensor and LED Driver in One Device
  • Effective for Measuring Distances up to 200 mm and Beyond
  • Programmable LED Drive Current from 10 mA to 160 mA in 5 mA
  • User Programmable LED Pulse Frequency
  • Very Low Power Consumption
  • Stand-by current 2.8 mA (monitoring I2C interface only, Vdd=3V)
  • Temperature Range: -40°C to 80°C
  • Proximity sensing average operational current 100 mA
  • Average LED sink current 75 mA
  • Programmable interrupt function including independent

NOA2301 Applications

  • Senses human presence in terms of distance for saving