Allegro 电流传感器

具有 5kV 隔离的 400kHz 高精度电流传感器芯片（适用于工业领域）

ACS37003

Markets Served

ACS37003 提供高精度电流感测，适用于工业电机控制与电源系统。它具有 400kHz 带宽、5kV 电气隔离及差分感测能力，在高噪声环境中也能保持出色精度。其内部导体电阻极低，可有效降低功率损耗。

Product Details

Product Details

Top Features

400kHz operating bandwidth offers fast control loops and use for monitoring high-speed currents
High accuracy achieved with 6 mV maximum offset voltage over temperature and non-radiometric operation with VREF output, and differential sensing for high immunity to magnetic fields
Externally configurable gain settings using two logic pains and four adjustable gain levels for design flexibility

Target Application

Part Number Specifications and Availability

View Full Specification Details

ACS37003KMCATR-050B5

basic_isolation_working_voltage_vrms: 1144
reinforced_isolation_working_voltage_vrms: 572
isolation_voltage_vrms: 5000
creepage_mm: 8.7
clearance_mm: 8.7
primary_conductor_resistance_mohm: 0.27
architecture: Bidirectional
current_measurement_range_a: ±50
bandwidth_khz: 400
supply_voltage_v: 5
temp_ranges: -40°C to 125°C
aec_q100: No
over_current_fault: No
package: 16-pin SOICW
market: Industrial
features: Zero Current Reference Voltage Output

ACS37003KMCATR-085B5

basic_isolation_working_voltage_vrms: 1144
reinforced_isolation_working_voltage_vrms: 572
isolation_voltage_vrms: 5000
creepage_mm: 8.7
clearance_mm: 8.7
primary_conductor_resistance_mohm: 0.27
architecture: Bidirectional
current_measurement_range_a: ±85
bandwidth_khz: 400
supply_voltage_v: 5
temp_ranges: -40°C to 125°C
aec_q100: No
over_current_fault: No
package: 16-pin SOICW
market: Industrial
features: Zero Current Reference Voltage Output

ACS37003KMCATR-120B3

basic_isolation_working_voltage_vrms: 1144
reinforced_isolation_working_voltage_vrms: 572
isolation_voltage_vrms: 5000
creepage_mm: 8.7
clearance_mm: 8.7
primary_conductor_resistance_mohm: 0.27
architecture: Bidirectional
current_measurement_range_a: ±120
bandwidth_khz: 400
supply_voltage_v: 3.3
temp_ranges: -40°C to 125°C
aec_q100: No
over_current_fault: No
package: 16-pin SOICW
market: Industrial
features: Zero Current Reference Voltage Output

ACS37003KMCATR-180B5

basic_isolation_working_voltage_vrms: 1144
reinforced_isolation_working_voltage_vrms: 572
isolation_voltage_vrms: 5000
creepage_mm: 8.7
clearance_mm: 8.7
primary_conductor_resistance_mohm: 0.27
architecture: Bidirectional
current_measurement_range_a: ±180
bandwidth_khz: 400
supply_voltage_v: 5
temp_ranges: -40°C to 125°C
aec_q100: No
over_current_fault: No
package: 16-pin SOICW
market: Industrial
features: Zero Current Reference Voltage Output

设计工具

ACS37003

Simulation Tool

Current Sensor Error and Resolution

Software Portal

ACS LTspice Library

Technical Documentation

Glossary of Isolation-Related Terms for Integrated Current Sensors

Application Note

Glossary of Isolation-Related Terms for Integrated Current Sensors

Package Thermal Resistance for Allegro Current Sensors with Integrated Conductors

Application Note

Package Thermal Resistance for Allegro Current Sensors with Integrated Conductors

Certificate of Compliance 20200511-E316429

Certificate of Compliance 20200511-E316429

Certificate CB US 35764 UL MC Package

Certificate CB US 35764 UL MC Package