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Changsha Purple Horn E-Commerce Co., Ltd.

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China 3 Axis Hall Effect Sensor ALLEGRO A31301EEJASR XYZ IC 14 with SPI I2C Interfaces
China 3 Axis Hall Effect Sensor ALLEGRO A31301EEJASR XYZ IC 14 with SPI I2C Interfaces

  1. China 3 Axis Hall Effect Sensor ALLEGRO A31301EEJASR XYZ IC 14 with SPI I2C Interfaces

3 Axis Hall Effect Sensor ALLEGRO A31301EEJASR XYZ IC 14 with SPI I2C Interfaces

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Current - Supply 3.8mA
Magnetic Sensing Range(X,Y) ±140mT
Interface I2C
Operating Temperature -40℃~+85℃
Voltage - Supply 2.65V~3.6V
Magnetic Sensing Range(Z) ±140mT
Description I2C DFN-10-EP(3x3) Linear, Compass (ICs) RoHS
Mfr. Part # A31301EEJASR-XYZ-IC-14
Package DFN-10-EP(3x3)
Model Number A31301EEJASR-XYZ-IC-14

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Product Specification

Current - Supply 3.8mA Magnetic Sensing Range(X,Y) ±140mT
Interface I2C Operating Temperature -40℃~+85℃
Voltage - Supply 2.65V~3.6V Magnetic Sensing Range(Z) ±140mT
Description I2C DFN-10-EP(3x3) Linear, Compass (ICs) RoHS Mfr. Part # A31301EEJASR-XYZ-IC-14
Package DFN-10-EP(3x3) Model Number A31301EEJASR-XYZ-IC-14

3D Linear Hall-Effect Sensor with SPI, I2C Interfaces, and Advanced Low-Power Management

The A31301 is a versatile three-axis Hall-effect sensor IC designed for precise magnetic flux density measurement across any 1, 2, or 3 axes, and can calculate angles in user-defined planes. It offers flexibility with preconfigured SPI or I2C digital interfaces, high-speed operation up to 10 MHz (SPI) and 1 MHz (I2C), and configurable power management for system-level optimization. Its low leakage sleep current makes it ideal for portable, battery-operated applications. The sensor is supplied in a compact 3 mm 3 mm 0.8 mm, 10-contact DFN package.

Key Features and Benefits:

  • Measures magnetic flux density in 1, 2, or 3 axes.
  • Calculates 15-bit angle output from any selectable 2-axes plane.
  • Low RMS angle noise for high system resolution.
  • Supports SPI (up to 10 MHz) and I2C (up to 1 MHz) interfaces.
  • Ideal for battery-powered, low-voltage applications (2.65 to 3.6 V analog supply).
  • Low leakage sleep current and low-power duty cycle mode options.
  • Flexible multifunction pin for interrupt and sample-start functionality.
  • On-chip EEPROM for storing configuration settings.
  • Low-profile 3 mm 3 mm DFN package for space-constrained designs.
  • Operates across a wide temperature range: 40C to 85C.

Applications:

  • Camera gimbals
  • Gamepad joysticks
  • Motor control feedback
  • RC autonomous vehicles
  • Robotic position sensing
  • Industrial motor control

Product Attributes:

  • Brand: Allegro MicroSystems
  • Package: 10-Contact DFN (EJ)
  • Package Material: Lead (Pb) free, 100% matte-tin leadframe plating

Technical Specifications:

Characteristic Symbol Test Conditions Min. Typ. Max. Unit
Electrical Characteristics
Supply Voltage VCC Normal operation 2.65 3.0 3.6 V
Digital Supply Voltage VCC_IO VCC_IO VCC 1.7 - VCC V
Active Supply Current ICC(ACTIVE) Active state - 3.8 4.75 mA
Sleep Supply Current ICC(SLEEP) VCC = 3.0 V, OP_MODE = 3, 4 - 2.5 - A
Power-On Reset VPOR Minimum VCC before turn-on - 2.51 - V
I2C Interface Characteristics
Clock Frequency (SCL Pin) fCLK - - 400 1000 kHz
Logic Input Low Level VI(L) I2C_THRESH_SEL = 1; 1.8 V Compatible Mode - - 0.54 V
Logic Input High Level VI(H) I2C_THRESH_SEL = 1; 1.8 V Compatible Mode 1.26 - - V
SPI Interface Characteristics
SPI Clock Frequency fSPI - 0.1 - 10 MHz
Digital Input High Voltage VIH MOSI, SCLK, CSN pins 0.65 - 1 VCC_IO V
Digital Input Low Voltage VIL MOSI, SCLK, CSN pins - - 0.35 VCC_IO V
Performance Characteristics (600 G Device)
Optimized Sensing Range BIN - - 600 - G
Sensitivity SENS - - 26.8 - LSB/G
Offset Error X/Y Axes EOFF(XY) BIN = 0 G -6 - 6 G
Sensitivity Error X/Y Axes ESENS(XY) BIN = BIN(MAX) -2.5 - 2.5 %
RMS Noise X/Y Channels NRMS(XY) BW Select = 0 - 0.100 - G
Performance Characteristics (1400 G Device)
Optimized Sensing Range BIN - - 1400 - G
Sensitivity SENS - - 11.47 - LSB/G
Sensitivity Error X/Y Axes ESENS(XY) BIN = BIN(MAX) -2.5 - 2.5 %
RMS Noise X/Y Channels NRMS(XY) BW Select = 0 - 0.13 - G
Performance Characteristics (2000 G Device)
Optimized Sensing Range BIN - - 2000 - G
Sensitivity SENS - - 8.03 - LSB/G
Sensitivity Error X/Y Axes ESENS(XY) BIN = BIN(MAX) -2.5 - 2.5 %
RMS Noise X/Y Channels NRMS(XY) BW Select = 0 - 0.14 - G
Package Dimensions
Package Type - - - - - 10-Contact DFN (EJ)
Package Dimensions - - - - - 3 mm 3 mm 0.8 mm
Operating Temperature TA - 40 - 85 C

Selection Guide:

Part Number Default Interface Supported Field Range (G) (Typ.) Packing
A31301EEJASR-XYZ-IC-06 I2C 600 6000 pieces per 13-inch reel
A31301EEJASR-XYZ-IC-14 I2C 1400 6000 pieces per 13-inch reel
A31301EEJASR-XYZ-IC-20 I2C 2000 6000 pieces per 13-inch reel
A31301EEJASR-XYZ-SI-06 SPI 600 6000 pieces per 13-inch reel
A31301EEJASR-XYZ-SI-14 SPI 1400 6000 pieces per 13-inch reel
A31301EEJASR-XYZ-SI-20 SPI 2000 6000 pieces per 13-inch reel

2504101957_ALLEGRO-A31301EEJASR-XYZ-IC-14_C22405911.pdf

Company Details

Bronze Gleitlager

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 from Quality China Factory
  • Business Type:

    Manufacturer,Distributor/Wholesaler,Agent,Importer

  • Year Established:

    2009

  • Employee Number:

    300~500

  • Ecer Certification:

    Verified Supplier

Changsha Purple Horn E-Commerce Co., Ltd.. is a professional company focus on integrated circuit ic business. Purple Horn will also responsible with exporting and logistic business. there is professional factory Beijing Silk Road which focus on desigining and manufacture. Founded in 2009, Our compa... Changsha Purple Horn E-Commerce Co., Ltd.. is a professional company focus on integrated circuit ic business. Purple Horn will also responsible with exporting and logistic business. there is professional factory Beijing Silk Road which focus on desigining and manufacture. Founded in 2009, Our compa...

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  • Changsha Purple Horn E-Commerce Co., Ltd.
  • 2332 Kaibin Commercial Plaza, No. 419 Shaoshan Middle Road, Shazitang Street, Yuhua District, Changsha City, Hunan Province
  • https://www.sensorsics.com/

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