仕様
| 属性 | 値 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Series | Automotive, AEC-Q100 |
| ProductStatus | Active |
| ForMeasuring | AC/DC |
| SensorType | Hall Effect, Open Loop |
| Current-Sensing | 10A |
| NumberofChannels | 1 |
| Output | Voltage |
| Sensitivity | 132mV/A |
| Frequency | 120kHz |
| Linearity | ±1% |
| Accuracy | ±6% |
| Voltage-Supply | 3V ~ 3.6V |
| ResponseTime | 4µs |
| Current-Supply(Max) | 12mA |
| OperatingTemperature | -40°C ~ 150°C (TA) |
| Polarization | Bidirectional |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
概要
Description
The ACS71240LLCBTR-010B3 is a highly integrated current sensor from Allegro Microsystems, designed for AC or DC current sensing in industrial and automotive applications. This sensor utilizes Hall-effect technology to provide accurate and reliable measurements. It offers a 0 to 10 A sensing range with a high degree of precision and linearity. The device comes in a compact surface-mount package, making it suitable for space-constrained applications.
Key features include low noise, high bandwidth, and a low drift over temperature, ensuring stable performance in various environmental conditions. It operates on a single supply voltage and includes internal galvanic isolation, which enhances safety by isolating high power systems from low power control circuits. The sensor provides an analog output proportional to the current flow, facilitating easy integration with microcontrollers and analog-to-digital converters.
The ACS71240LLCBTR-010B3 is ideal for use in motor control, load detection, power supply monitoring, and overcurrent protection, offering a cost-effective solution for current sensing needs.
Key features include low noise, high bandwidth, and a low drift over temperature, ensuring stable performance in various environmental conditions. It operates on a single supply voltage and includes internal galvanic isolation, which enhances safety by isolating high power systems from low power control circuits. The sensor provides an analog output proportional to the current flow, facilitating easy integration with microcontrollers and analog-to-digital converters.
The ACS71240LLCBTR-010B3 is ideal for use in motor control, load detection, power supply monitoring, and overcurrent protection, offering a cost-effective solution for current sensing needs.
Equivalent
The ACS71240LLCBTR-010B3 is a Hall-effect current sensor IC by Allegro MicroSystems. Equivalent products include:
1. ACS723 Series by Allegro MicroSystems
2. ACS770 Series by Allegro MicroSystems
3. INA219 by Texas Instruments (for lower current applications)
4. TLI4970 by Infineon Technologies
5. ACS758 Series by Allegro MicroSystems
When selecting an equivalent, ensure the specifications such as current range, isolation voltage, and package type match your requirements.
1. ACS723 Series by Allegro MicroSystems
2. ACS770 Series by Allegro MicroSystems
3. INA219 by Texas Instruments (for lower current applications)
4. TLI4970 by Infineon Technologies
5. ACS758 Series by Allegro MicroSystems
When selecting an equivalent, ensure the specifications such as current range, isolation voltage, and package type match your requirements.
Features
The ACS71240LLCBTR-010B3 is a current sensor IC from Allegro MicroSystems. Key features include:
1. Current Sensing Range: Designed to measure up to ±10A of AC or DC current.
2. Output Sensitivity: It provides an analog output voltage proportional to the sensed current, offering precise current measurements.
3. High Accuracy: Built to deliver high accuracy over a wide temperature range, with minimal error, making it suitable for precision applications.
4. Voltage Isolation: Provides excellent galvanic isolation, which ensures safety and reliability in high-voltage applications.
5. Low Power Consumption: Designed for low power consumption, making it suitable for battery-powered and energy-efficient systems.
6. Integrated Features: Includes overcurrent, overtemperature, and other protections to enhance device safety and longevity.
7. Compact Package: Available in a small surface-mount package to fit space-constrained designs.
8. Temperature Performance: Offers stable performance across a range of temperatures, making it suitable for various environments.
These features make the ACS71240LLCBTR-010B3 ideal for applications in motor control, load detection, power supplies, and various industrial and consumer electronics.
1. Current Sensing Range: Designed to measure up to ±10A of AC or DC current.
2. Output Sensitivity: It provides an analog output voltage proportional to the sensed current, offering precise current measurements.
3. High Accuracy: Built to deliver high accuracy over a wide temperature range, with minimal error, making it suitable for precision applications.
4. Voltage Isolation: Provides excellent galvanic isolation, which ensures safety and reliability in high-voltage applications.
5. Low Power Consumption: Designed for low power consumption, making it suitable for battery-powered and energy-efficient systems.
6. Integrated Features: Includes overcurrent, overtemperature, and other protections to enhance device safety and longevity.
7. Compact Package: Available in a small surface-mount package to fit space-constrained designs.
8. Temperature Performance: Offers stable performance across a range of temperatures, making it suitable for various environments.
These features make the ACS71240LLCBTR-010B3 ideal for applications in motor control, load detection, power supplies, and various industrial and consumer electronics.
Pinout
The ACS71240LLCBTR-010B3 is a Hall-effect-based linear current sensor IC manufactured by Allegro MicroSystems. It typically comes in a small surface mount package with a total of 8 pins. The specific pin functions include:
1. VCC: Power supply pin for the IC.
2. GND: Ground pin.
3. VIOUT: Analog output voltage pin, which provides a voltage proportional to the measured current.
4. FILTER: Allows connection of an external capacitor to set the bandwidth of the device.
5. FAULT: An output pin to indicate fault conditions.
6. NC (No Connection): Often unused pins to aid in mechanical stability or other reasons.
7. NC: Another no-connect pin.
This sensor is designed for precise current sensing in industrial, automotive, and consumer applications, capable of measuring both AC and DC currents. It offers high accuracy and stability with safety features like overcurrent fault detection.
1. VCC: Power supply pin for the IC.
2. GND: Ground pin.
3. VIOUT: Analog output voltage pin, which provides a voltage proportional to the measured current.
4. FILTER: Allows connection of an external capacitor to set the bandwidth of the device.
5. FAULT: An output pin to indicate fault conditions.
6. NC (No Connection): Often unused pins to aid in mechanical stability or other reasons.
7. NC: Another no-connect pin.
This sensor is designed for precise current sensing in industrial, automotive, and consumer applications, capable of measuring both AC and DC currents. It offers high accuracy and stability with safety features like overcurrent fault detection.
Manufacturer
The ACS71240LLCBTR-010B3 is manufactured by Allegro MicroSystems. Allegro MicroSystems is a company specializing in the development, manufacturing, and marketing of high-performance power and sensing semiconductor solutions. Their products are widely used in automotive, industrial, consumer/commercial, and energy-saving applications. Allegro is known for its innovations in magnetic sensor ICs and high-current integrated solutions, positioning itself as a leader in the sensor and power IC markets.
Application
The ACS71240LLCBTR-010B3 is a Hall-effect current sensor IC that is commonly used in applications requiring precise current sensing. Its typical applications include:
1. Power Monitoring and Management: Used in smart appliances and industrial equipment for energy consumption monitoring.
2. Battery Management Systems (BMS): Ensures safe and efficient charging and discharging in electric vehicles and portable electronics.
3. Motor Control: Provides feedback for motor protection and efficiency optimization in automotive and industrial motor applications.
4. Inverter/Converter Systems: Used for current measurement in renewable energy systems like solar inverters.
5. Overcurrent Protection: Offers protection mechanisms in power supply circuits and consumer electronics.
These applications leverage its accuracy, low noise, and high bandwidth.
1. Power Monitoring and Management: Used in smart appliances and industrial equipment for energy consumption monitoring.
2. Battery Management Systems (BMS): Ensures safe and efficient charging and discharging in electric vehicles and portable electronics.
3. Motor Control: Provides feedback for motor protection and efficiency optimization in automotive and industrial motor applications.
4. Inverter/Converter Systems: Used for current measurement in renewable energy systems like solar inverters.
5. Overcurrent Protection: Offers protection mechanisms in power supply circuits and consumer electronics.
These applications leverage its accuracy, low noise, and high bandwidth.
Package
The ACS71240LLCBTR-010B3 is a surface-mount package type. It typically comes in an SOIC-8 (Small Outline Integrated Circuit) package, which is commonly used for integrated circuits that require a small footprint on printed circuit boards.
