사양
| 속성 | 가치 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT),Bulk |
| Part Status | Active |
| For Measuring | AC/DC |
| Sensor Type | Hall Effect, Open Loop |
| Current - Sensing | 37.5A |
| Number of Channels | 1 |
| Output | Ratiometric, Voltage |
| Sensitivity | 28mV/A |
| Frequency | DC ~ 120kHz |
| Linearity | ±0.25% |
| Accuracy | ±3% |
| Voltage - Supply | 3V ~ 5.5V |
| Response Time | 4µs |
| Current - Supply (Max) | 14.5mA |
| Operating Temperature | -40°C ~ 150°C |
| Polarization | Bidirectional |
| Mounting Type | Surface Mount |
개요
Description
The ACS709LLFTR-35BB-T is a Hall-effect-based linear current sensor IC designed by Allegro MicroSystems. It is specifically engineered to provide highly accurate current sensing for both AC and DC currents up to 35 Amperes. This sensor utilizes a galvanically isolated structure to ensure safety and efficiency, making it ideal for various applications such as motor control, load detection, and overcurrent fault protection in consumer, industrial, and commercial products.
The device features a compact surface-mount SOIC8 package, which simplifies integration into existing circuit designs. It operates with a single supply voltage and provides an analog output voltage proportional to the sensed current, allowing for easy interfacing with microcontrollers or other analog-to-digital converters. The ACS709LLFTR-35BB-T is known for its high accuracy, low noise, and fast response time, which are crucial for precise current monitoring.
Overall, the ACS709LLFTR-35BB-T offers a robust solution for current sensing needs, combining reliability with performance in a small footprint suitable for modern electronic designs.
The device features a compact surface-mount SOIC8 package, which simplifies integration into existing circuit designs. It operates with a single supply voltage and provides an analog output voltage proportional to the sensed current, allowing for easy interfacing with microcontrollers or other analog-to-digital converters. The ACS709LLFTR-35BB-T is known for its high accuracy, low noise, and fast response time, which are crucial for precise current monitoring.
Overall, the ACS709LLFTR-35BB-T offers a robust solution for current sensing needs, combining reliability with performance in a small footprint suitable for modern electronic designs.
Equivalent
The ACS709LLFTR-35BB-T is a Hall-effect current sensor IC. Equivalent products may include:
1. Allegro Microsystems ACS712 series (specific models based on current range).
2. Melexis MLX91206, adjustable for various current ranges.
3. Texas Instruments INA219, though it's more of a current shunt monitor.
4. Tamura L18P series current sensors.
Please verify specifications such as range, package, and electrical characteristics to ensure compatibility with your application.
1. Allegro Microsystems ACS712 series (specific models based on current range).
2. Melexis MLX91206, adjustable for various current ranges.
3. Texas Instruments INA219, though it's more of a current shunt monitor.
4. Tamura L18P series current sensors.
Please verify specifications such as range, package, and electrical characteristics to ensure compatibility with your application.
Features
The ACS709LLFTR-35BB-T is a Hall-effect-based linear current sensor IC designed for high-performance applications. It offers precise current sensing with a wide measurement range of ±35A. Key features include:
1. Hall-effect Technology: Provides a contactless method of current sensing, enhancing reliability and durability.
2. High Accuracy: Low offset and precise measurement capabilities, making it suitable for applications requiring high accuracy.
3. Wide Operating Voltage: Supports a wide supply voltage range, typically from 3V to 5.5V, making it versatile for various applications.
4. Integrated Shield: Reduces the effects of external magnetic fields, improving measurement accuracy.
5. Wide Bandwidth: Offers a bandwidth of up to 120 kHz, suitable for high-speed current sensing applications.
6. Low Noise: Designed to minimize noise, ensuring clear and accurate current readings.
7. Small Footprint: Comes in a compact SOIC-8 package, allowing easy integration into space-constrained designs.
8. Thermal Performance: Capable of operating over a wide temperature range, enhancing performance in varying environmental conditions.
These features make the ACS709LLFTR-35BB-T ideal for use in motor control, power supply, and battery management applications.
1. Hall-effect Technology: Provides a contactless method of current sensing, enhancing reliability and durability.
2. High Accuracy: Low offset and precise measurement capabilities, making it suitable for applications requiring high accuracy.
3. Wide Operating Voltage: Supports a wide supply voltage range, typically from 3V to 5.5V, making it versatile for various applications.
4. Integrated Shield: Reduces the effects of external magnetic fields, improving measurement accuracy.
5. Wide Bandwidth: Offers a bandwidth of up to 120 kHz, suitable for high-speed current sensing applications.
6. Low Noise: Designed to minimize noise, ensuring clear and accurate current readings.
7. Small Footprint: Comes in a compact SOIC-8 package, allowing easy integration into space-constrained designs.
8. Thermal Performance: Capable of operating over a wide temperature range, enhancing performance in varying environmental conditions.
These features make the ACS709LLFTR-35BB-T ideal for use in motor control, power supply, and battery management applications.
Pinout
The ACS709LLFTR-35BB-T is a current sensor IC manufactured by Allegro MicroSystems. It is designed to provide economical and precise AC or DC sensing in industrial, commercial, and communications systems. This device comes in a small surface-mount SOIC-8 package, which means it has 8 pins.
The primary function of the ACS709 is to sense current flowing through a conductor and provide an analog voltage output proportional to the current. It features internal galvanic isolation that allows for safe measurement of high voltages while maintaining a low-voltage ground reference. This sensor is particularly useful for overcurrent fault protection in applications such as motor control and power supply monitoring.
For specific pin functions, refer to the datasheet provided by the manufacturer, as this will offer detailed information on each pin's purpose and electrical characteristics.
The primary function of the ACS709 is to sense current flowing through a conductor and provide an analog voltage output proportional to the current. It features internal galvanic isolation that allows for safe measurement of high voltages while maintaining a low-voltage ground reference. This sensor is particularly useful for overcurrent fault protection in applications such as motor control and power supply monitoring.
For specific pin functions, refer to the datasheet provided by the manufacturer, as this will offer detailed information on each pin's purpose and electrical characteristics.
Manufacturer
The ACS709LLFTR-35BB-T is manufactured by Allegro MicroSystems. Allegro MicroSystems is a company that specializes in designing, developing, and manufacturing high-performance power and sensing semiconductor solutions. They focus on providing components that are integral to advanced electronic systems in automotive, industrial, and consumer applications. Allegro is known for its expertise in producing Hall-effect sensor ICs, motor driver ICs, and power management ICs, among other semiconductor products. The company aims to support industries with their need for more efficient, reliable, and innovative electronic components.
Application
The ACS709LLFTR-35BB-T is a Hall-effect-based current sensor IC used for measuring DC and AC currents. Its application areas include:
1. Industrial Automation: Monitoring motor currents and power supply lines.
2. Automotive Systems: Current sensing in battery management and electric power steering.
3. Consumer Electronics: Power monitoring and protection in appliances.
4. Renewable Energy: Current measurement in solar inverters and wind turbines.
5. Power Supplies: Overcurrent protection and efficiency monitoring.
6. Telecommunications: Current sensing in base station power systems.
Its high sensitivity and isolation capabilities make it suitable for precise and safe current measurement in various applications.
1. Industrial Automation: Monitoring motor currents and power supply lines.
2. Automotive Systems: Current sensing in battery management and electric power steering.
3. Consumer Electronics: Power monitoring and protection in appliances.
4. Renewable Energy: Current measurement in solar inverters and wind turbines.
5. Power Supplies: Overcurrent protection and efficiency monitoring.
6. Telecommunications: Current sensing in base station power systems.
Its high sensitivity and isolation capabilities make it suitable for precise and safe current measurement in various applications.
Package
The ACS709LLFTR-35BB-T is a Hall-effect current sensor IC with a surface-mount package type, specifically in a small, low-profile SOIC-8 (Small Outline Integrated Circuit) package.
