Allegro 电流传感器

200kHz 高精度电流传感器芯片，采用 100μΩ 导体，适用于大电流应用

ACS772

Markets Served

ACS772 专为大电流、高压应用而设计，具有 200kHz 带宽、快速响应（2.5μs）和加强的电流隔离功能，实现高效而精准的电流感测。

ACS772 数据表
Evaluation Board

Product Details

Top Features

  • 符合 AEC-Q100 1 级标准
  • 输出响应时间典型值 2.5 μs
  • 5 V 电源操作
  • 超低功率损耗：内部传导电阻 100 µΩ
  • 强化电流隔离可用于高压系统的高侧电流经济感测
  • 4800 Vrms 绝缘强度符合 UL60950-1 认证
  • 凭借专有放大器和过滤器设计技术，该器件具有业界领先的噪声性能，并且带宽也显著改善
  • 集成屏蔽可大幅减少因高 dV/dt 信号导致电流导体至晶片的电容耦合，并可防止高侧、高压应用中的偏置漂移。
  • 通过在完整的操作温度范围内进行数字编程和补偿增益和偏置，大幅改善总输出错误
  • 小型封装尺寸，安装简便
  • 高可靠性的单片霍尔 IC
  • 输出电压与交流或直流电流成比例
  • 出厂时已经校准，确保精确度
  • 极度稳定的输出偏移电压
Target Application

Part Number Specifications and Availability

View Full Specification Details

ACS772ECB-200B-PFF-T

basic_isolation_working_voltage_vrms
960
reinforced_isolation_working_voltage_vrms
475
isolation_voltage_vrms
4800
primary_conductor_resistance_mohm
0.1
architecture
Bidirectional
current_measurement_range_a
±200
bandwidth_khz
200
supply_voltage_v
5
temp_ranges
-40°C to 85°C
aec_q100
Yes
over_current_fault
No
package
5-Pin PFF
market
Automotive, Industrial
quiescent_output_v
Typ 50% VCC (Bi)

ACS772ECB-200B-SMT-T

basic_isolation_working_voltage_vrms
-
reinforced_isolation_working_voltage_vrms
-
isolation_voltage_vrms
-
primary_conductor_resistance_mohm
-
architecture
-
current_measurement_range_a
-
bandwidth_khz
-
supply_voltage_v
-
temp_ranges
-
aec_q100
-
over_current_fault
-
package
-
market
-
quiescent_output_v
-

ACS772ECB-200U-PFF-T

basic_isolation_working_voltage_vrms
960
reinforced_isolation_working_voltage_vrms
475
isolation_voltage_vrms
4800
primary_conductor_resistance_mohm
0.1
architecture
Unidirectional
current_measurement_range_a
200
bandwidth_khz
200
supply_voltage_v
5
temp_ranges
-40°C to 85°C
aec_q100
Yes
over_current_fault
No
package
5-Pin PFF
market
Automotive, Industrial
quiescent_output_v
Typ 10% VCC (Uni)

ACS772ECB-250B-PFF-T

basic_isolation_working_voltage_vrms
960
reinforced_isolation_working_voltage_vrms
475
isolation_voltage_vrms
4800
primary_conductor_resistance_mohm
0.1
architecture
Bidirectional
current_measurement_range_a
±250
bandwidth_khz
200
supply_voltage_v
5
temp_ranges
-40°C to 85°C
aec_q100
Yes
over_current_fault
No
package
5-Pin PFF
market
Automotive, Industrial
quiescent_output_v
Typ 50% VCC (Bi)

ACS772ECB-250U-PFF-T

basic_isolation_working_voltage_vrms
960
reinforced_isolation_working_voltage_vrms
475
isolation_voltage_vrms
4800
primary_conductor_resistance_mohm
0.1
architecture
Unidirectional
current_measurement_range_a
250
bandwidth_khz
200
supply_voltage_v
5
temp_ranges
-40°C to 85°C
aec_q100
Yes
over_current_fault
No
package
5-Pin PFF
market
Automotive, Industrial
quiescent_output_v
Typ 10% VCC (Uni)

ACS772ECB-300B-PFF-T

basic_isolation_working_voltage_vrms
960
reinforced_isolation_working_voltage_vrms
475
isolation_voltage_vrms
4800
primary_conductor_resistance_mohm
0.1
architecture
Bidirectional
current_measurement_range_a
±300
bandwidth_khz
200
supply_voltage_v
5
temp_ranges
-40°C to 85°C
aec_q100
Yes
over_current_fault
No
package
5-Pin PFF
market
Automotive, Industrial
quiescent_output_v
Typ 50% VCC (Bi)

ACS772ECB-400B-PFF-T

basic_isolation_working_voltage_vrms
960
reinforced_isolation_working_voltage_vrms
475
isolation_voltage_vrms
4800
primary_conductor_resistance_mohm
0.1
architecture
Bidirectional
current_measurement_range_a
±400
bandwidth_khz
200
supply_voltage_v
5
temp_ranges
-40°C to 85°C
aec_q100
Yes
over_current_fault
No
package
5-Pin PFF
market
Automotive, Industrial
quiescent_output_v
Typ 50% VCC (Bi)

ACS772KCB-150B-PFF-T

basic_isolation_working_voltage_vrms
960
reinforced_isolation_working_voltage_vrms
475
isolation_voltage_vrms
4800
primary_conductor_resistance_mohm
0.1
architecture
Bidirectional
current_measurement_range_a
±150
bandwidth_khz
200
supply_voltage_v
5
temp_ranges
-40°C to 125°C
aec_q100
Yes
over_current_fault
No
package
5-Pin PFF
market
Automotive, Industrial
quiescent_output_v
Typ 50% VCC (Bi)

ACS772KCB-150B-PSF-T

basic_isolation_working_voltage_vrms
960
reinforced_isolation_working_voltage_vrms
475
isolation_voltage_vrms
4800
primary_conductor_resistance_mohm
0.1
architecture
Bidirectional
current_measurement_range_a
±150
bandwidth_khz
200
supply_voltage_v
5
temp_ranges
-40°C to 125°C
aec_q100
Yes
over_current_fault
No
package
5-Pin PSF
market
Automotive, Industrial
quiescent_output_v
Typ 50% VCC (Bi)

ACS772KCB-150B-SMT-T

basic_isolation_working_voltage_vrms
960
reinforced_isolation_working_voltage_vrms
475
isolation_voltage_vrms
4800
primary_conductor_resistance_mohm
0.1
architecture
Bidirectional
current_measurement_range_a
±150
bandwidth_khz
200
supply_voltage_v
5
temp_ranges
-40°C to 125°C
aec_q100
Yes
over_current_fault
No
package
5-Pin SMT
market
Automotive, Industrial
quiescent_output_v
Typ 50% VCC (Bi)

ACS772KCB-150U-PFF-T

basic_isolation_working_voltage_vrms
960
reinforced_isolation_working_voltage_vrms
475
isolation_voltage_vrms
4800
primary_conductor_resistance_mohm
0.1
architecture
Unidirectional
current_measurement_range_a
150
bandwidth_khz
200
supply_voltage_v
5
temp_ranges
-40°C to 125°C
aec_q100
Yes
over_current_fault
No
package
5-Pin PFF
market
Automotive, Industrial
quiescent_output_v
Typ 10% VCC (Uni)

ACS772KCB-150U-SMT-T

basic_isolation_working_voltage_vrms
960
reinforced_isolation_working_voltage_vrms
475
isolation_voltage_vrms
4800
primary_conductor_resistance_mohm
0.1
architecture
Unidirectional
current_measurement_range_a
150
bandwidth_khz
200
supply_voltage_v
5
temp_ranges
-40°C to 125°C
aec_q100
Yes
over_current_fault
No
package
5-Pin SMT
market
Automotive, Industrial
quiescent_output_v
Typ 10% VCC (Uni)

ACS772LCB-050B-PFF-T

basic_isolation_working_voltage_vrms
960
reinforced_isolation_working_voltage_vrms
475
isolation_voltage_vrms
4800
primary_conductor_resistance_mohm
0.1
architecture
Bidirectional
current_measurement_range_a
±50
bandwidth_khz
200
supply_voltage_v
5
temp_ranges
-40°C to 150°C
aec_q100
Yes
over_current_fault
No
package
5-Pin PFF
market
Automotive, Industrial
quiescent_output_v
Typ 50% VCC (Bi)

ACS772LCB-050B-SMT-T

basic_isolation_working_voltage_vrms
960
reinforced_isolation_working_voltage_vrms
475
isolation_voltage_vrms
4800
primary_conductor_resistance_mohm
0.1
architecture
Bidirectional
current_measurement_range_a
±50
bandwidth_khz
200
supply_voltage_v
5
temp_ranges
-40°C to 150°C
aec_q100
Yes
over_current_fault
No
package
5-Pin SMT
market
Automotive, Industrial
quiescent_output_v
Typ 50% VCC (Bi)

ACS772LCB-050U-PFF-T

basic_isolation_working_voltage_vrms
960
reinforced_isolation_working_voltage_vrms
475
isolation_voltage_vrms
4800
primary_conductor_resistance_mohm
0.1
architecture
Unidirectional
current_measurement_range_a
50
bandwidth_khz
200
supply_voltage_v
5
temp_ranges
-40°C to 150°C
aec_q100
Yes
over_current_fault
No
package
5-Pin PFF
market
Automotive, Industrial
quiescent_output_v
Typ 10% VCC (Uni)

ACS772LCB-100B-PFF-T

basic_isolation_working_voltage_vrms
960
reinforced_isolation_working_voltage_vrms
475
isolation_voltage_vrms
4800
primary_conductor_resistance_mohm
0.1
architecture
Bidirectional
current_measurement_range_a
±100
bandwidth_khz
200
supply_voltage_v
5
temp_ranges
-40°C to 150°C
aec_q100
Yes
over_current_fault
No
package
5-Pin PFF
market
Automotive, Industrial
quiescent_output_v
Typ 50% VCC (Bi)

ACS772LCB-100B-SMT-T

basic_isolation_working_voltage_vrms
960
reinforced_isolation_working_voltage_vrms
475
isolation_voltage_vrms
4800
primary_conductor_resistance_mohm
0.1
architecture
Bidirectional
current_measurement_range_a
±100
bandwidth_khz
200
supply_voltage_v
5
temp_ranges
-40°C to 150°C
aec_q100
Yes
over_current_fault
No
package
5-Pin SMT
market
Automotive, Industrial
quiescent_output_v
Typ 50% VCC (Bi)

ACS772LCB-100U-PFF-T

basic_isolation_working_voltage_vrms
960
reinforced_isolation_working_voltage_vrms
475
isolation_voltage_vrms
4800
primary_conductor_resistance_mohm
0.1
architecture
Unidirectional
current_measurement_range_a
100
bandwidth_khz
200
supply_voltage_v
5
temp_ranges
-40°C to 150°C
aec_q100
Yes
over_current_fault
No
package
5-Pin PFF
market
Automotive, Industrial
quiescent_output_v
Typ 10% VCC (Uni)

设计工具

ECAD FILE

ACS772

ACS772 ECAD Model Type Image
Simulation Tool

Current Sensor Error and Resolution
Software

Software Portal
SPICE Model

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

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