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ACS709LLFTR-20BB-T
+StücklisteSENSOR CURRENT HALL 20A AC/DC
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HerstellerAllegro MicroSystems
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Herstellerteil #ACS709LLFTR-20BB-T
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Datenblatt ACS709LLFTR-20BB-T DataSheet
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Paket QSOP-24
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Auf Lager2015
365 Tage Qualitätsgarantie
7*24 Stunden-Servicegarantie
90-Tage Kundendienstgarantie
Originalproduktgarantie
Spezifikationen
| Attribut | Wert |
| Package / Case | Tape & Reel (TR),Cut Tape (CT),Bulk |
| Part Status | Active |
| For Measuring | AC/DC |
| Sensor Type | Hall Effect, Open Loop |
| Current - Sensing | 20A |
| Number of Channels | 1 |
| Output | Ratiometric, Voltage |
| Sensitivity | 56mV/A |
| Frequency | DC ~ 120kHz |
| Linearity | ±0.25% |
| Accuracy | ±2% |
| 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 |
Übersicht
Description
Key features include galvanic isolation between the current path and sensing circuitry, which ensures safety and protection against high voltage spikes. The IC operates over a wide temperature range and offers high accuracy and low noise. The sensor is housed in a small, surface-mount package, making it suitable for compact electronic designs.
It's commonly used in automotive, industrial, and consumer electronics for applications like motor control, power supply monitoring, and battery management systems. The device's robust construction and reliable performance make it a popular choice for engineers looking to implement efficient current sensing solutions in their projects.
Equivalent
1. ACS758 series by Allegro MicroSystems - offers similar functionality with different current ranges.
2. ACS712 series by Allegro MicroSystems - another alternative with various current sensing capabilities.
3. INA219 by Texas Instruments - a high-side current shunt and power monitor.
4. LTSR series by LEM - provides galvanic isolation for current measurement.
These alternatives vary in specifications such as current range, supply voltage, and packaging.
Features
1. Current Sensing Range: The sensor can measure currents up to ±20A.
2. Sensitivity: It has a sensitivity of 90 mV/A, allowing for accurate current measurements.
3. Supply Voltage: Operates at a supply voltage of 3 to 5.5V.
4. Output Voltage: Provides an analog voltage output that is proportional to the sensed current.
5. Response Time: Offers a fast response time, typically 3 µs, making it suitable for high-speed applications.
6. Overcurrent Fault Output: Includes a FAULT output pin for detecting overcurrent conditions.
7. Temperature Range: Operates in a wide temperature range from -40°C to 150°C, ensuring reliability in harsh environments.
8. Package: Available in a compact SOIC-8 package, facilitating easy integration into various designs.
These features make it suitable for applications like motor control, load detection, and power management.
Pinout
1. VCC (Pin 1): Power supply input.
2. GND (Pin 2): Ground reference for the device.
3. VOUT (Pin 3): Analog voltage output that provides a voltage proportional to the input current.
4. FILTER (Pin 4): Capacitor connection for setting the bandwidth of the device.
5. IP+ (Pin 5 & Pin 6): Positive current input pins through which the measured current flows.
6. IP- (Pin 7 & Pin 8): Negative current input pins, completing the current path.
The ACS709LLFTR-20BB-T is designed for applications requiring precise current sensing, such as battery management systems, motor control, and power supply monitoring. It offers high accuracy and linearity over its specified range.
Manufacturer
Application
1. Industrial Automation: For monitoring and controlling current flow in automated systems.
2. Consumer Electronics: To ensure efficient power management and safety in devices.
3. Power Supplies: Used in power monitoring and fault detection.
4. Automotive Systems: For current sensing in electric power steering, battery management, and motor control.
5. Renewable Energy Systems: To manage and monitor the current in solar inverters and wind turbines.
6. Home Appliances: For current sensing in smart appliances for energy efficiency.
These applications leverage its accuracy, compact size, and reliability.