Current Sensor ICs

High-Precision Programmable Linear Hall-Effect Sensor IC with Reverse Battery Protection and High-Field Sensing

ACS70312

The ACS70312 provides highly accurate and robust current sensing for automotive applications, featuring a wide sensing range (±4500 Gauss), reverse battery protection, and integrated diagnostics.

Product Details

Top Features

  • Factory-programmed segmented linear temperature compensation (TC) provides ultralow thermal drift
    • Sensitivity error ±1%
    • Offset error ±5 mV
  • On-board supply regulator with reverse-battery protection provides high immunity to electrical overstress (EOS)
  • Very fast response time (2 µs)
  • High operating bandwidth: DC to 240 kHz
  • AEC-Q100 Grade 0, automotive qualified
  • Customer-programmable, high-resolution offset, and sensitivity trim
  • Extremely low noise and high resolution achieved via proprietary Hall element and low-noise amplifier circuits

Part Number Specifications and Availability

View Full Specification Details

ACS70312LKTATN-001B5-C

architecture
Bidirectional
programming
Customer Programmable
magnetic_field_range
±2250G
typical_sensitivity_mv_per_g
0.9 to 1.88
quiescent_output_v
Typ 50% VCC
bandwidth_khz
240
supply_voltage_v
5
temp_ranges
-40°C to 150°C
over_current_fault
No
aec_q100
Yes
package
4-Pin SIP
market
Automotive, Industrial

ACS70312LKTATN-0P5B5-C

architecture
Bidirectional
programming
Customer Programmable
magnetic_field_range
±4500
typical_sensitivity_mv_per_g
0.5 to 0.9
quiescent_output_v
Typ 50% VCC
bandwidth_khz
240
supply_voltage_v
5
temp_ranges
-40°C to 150°C
over_current_fault
No
aec_q100
Yes
package
4-Pin SIP
market
Automotive, Industrial

Design Tools

Technical Documentation