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ACS712ELCTR-20A-T
+Lista de MateriaisSENSOR CURRENT HALL 20A AC/DC
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FabricanteAllegro MicroSystems
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Peça do Fabricante #ACS712ELCTR-20A-T
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Ficha Técnica ACS712ELCTR-20A-T DataSheet
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Pacote SOIC-8
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Especificações
| Atributo | Valor |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Not For New Designs |
| ForMeasuring | AC/DC |
| SensorType | Hall Effect, Open Loop |
| Current-Sensing | 20A |
| NumberofChannels | 1 |
| Output | Ratiometric, Voltage |
| Sensitivity | 100mV/A |
| Frequency | DC ~ 80kHz |
| Linearity | ±1.5% |
| Accuracy | ±1.5% |
| Voltage-Supply | 5V |
| ResponseTime | 5µs |
| Current-Supply(Max) | 13mA |
| OperatingTemperature | -40°C ~ 85°C |
| Polarization | Bidirectional |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
Visão Geral
Description
Key features include:
1. Isolation: Provides electrical isolation between the current-carrying conductor and the sensor's output, ensuring safety and protecting microcontrollers or other circuitry from high voltages.
2. Accuracy and Response Time: It offers a fast response time of about 5 µs, with low noise and high accuracy, making it suitable for dynamic current sensing in various applications.
3. Compact Design: The small SOIC8 package makes it easy to integrate into space-constrained applications.
4. Ease of Use: The module requires a single power supply (typically 5V), making it compatible with various microcontroller systems.
The ACS712ELCTR-20A-T is commonly used in applications such as motor control, load detection and management, overcurrent fault protection, and energy metering.
Equivalent
Features
1. Current Sensing Range: It can measure both AC and DC currents up to ±20A.
2. Sensitivity: The sensor provides a sensitivity of 100mV/A, allowing for precise current detection.
3. Isolation: Offers electrical isolation from the measured current, ensuring safety and protection.
4. Supply Voltage: Operates on a single supply voltage of 5V.
5. Output: Provides a voltage output proportional to the sensed current, centered at Vcc/2 when no current is flowing.
6. Low Noise: Designed with low noise capabilities to enhance signal accuracy.
7. Temperature Compensation: Built-in circuitry compensates for temperature variations, maintaining performance over a wide temperature range.
8. Compact Package: Comes in an SOIC-8 surface-mount package, enabling easy integration in compact designs.
9. Fast Response Time: Exhibits a quick response to changes in current flow, suitable for dynamic applications.
These features make the ACS712ELCTR-20A-T ideal for motor control, load detection, overcurrent fault detection, and various power management applications.
Pinout
- Pin Count: The ACS712ELCTR-20A-T has 5 pins.
- Functions:
1. VCC (Pin 1): Power supply input, typically 5V.
2. GND (Pin 2): Ground connection.
3. VIOUT (Pin 3): Analog output voltage, represents the measured current. The output voltage is centered around VCC/2 with a sensitivity of 100 mV/A.
4. IP+ (Pin 4): Positive current input, where current to be measured enters.
5. IP- (Pin 5): Negative current input, where current exits.
The ACS712 can measure both DC and AC current up to ±20A. It offers electrical isolation between the sensing circuit and the current-carrying path, making it suitable for various applications like motor control, load detection, and overcurrent fault protection.
Manufacturer
Application
1. Motor Control: Monitoring current to prevent overloads and ensure efficient operation.
2. Power Supplies: Measuring output current for regulation and protection.
3. Battery Management Systems: Monitoring charge and discharge currents in battery packs.
4. Inverters and UPS systems: Tracking current for performance and protection.
5. Telecommunications: Current monitoring in power distribution units.
6. Industrial Automation: Current sensing for process control and equipment monitoring.
Its compact size, high accuracy, and simple interface make it suitable for integration into various electronic circuits and systems.