Introduction

AF6837 is an AMR based 3-axis single chip magnetic sensor with 0.8×0.8×0.5mm³ WLCSP package. It supports I3C/I2C interface and 1.8V/1.2V I/O. AF6837 performs low noise, low hysteresis, and high temperature stability. It is suitable for Smart phone, Smart watch, wearable device applications.

Key features

• I3C/ I2C interface
• Support1.8V/1.2V I/O
• I/O voltage Auto-detection
• Field range up to ±3000 μT
• 16-bit ADC
• High sensitivity: 10 LSB/μT 
• High solution: 0.1 μT/LSB
• Supply voltage (1.65V～1.95V)
• Output data rate up to 200Hz

• Low hysteresis
• Low noise
• Low current consumption
• Low standby current
• Built-in temperature compensation
• Built-in chip level hardware compensation
• Built-in self test
• Software and algorithm support
• Pb free and RoHS compliant

Applications

• Smart phone/Tablet/Watch
• Smart wearable device
• AR/VR
• Drone
• Indoor navigation