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ACS711ELCTR-25AB-T
+Lista de MateriaisSENSOR CURRENT HALL 25A AC/DC
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FabricanteAllegro MicroSystems
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Peça do Fabricante #ACS711ELCTR-25AB-T
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Ficha Técnica ACS711ELCTR-25AB-T DataSheet
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Pacote SOIC-N-8
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Especificações
| Atributo | Valor |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| ForMeasuring | AC/DC |
| SensorType | Hall Effect, Open Loop |
| Current-Sensing | 25A |
| NumberofChannels | 1 |
| Output | Ratiometric, Voltage |
| Sensitivity | 55mV/A |
| Frequency | DC ~ 100kHz |
| Linearity | ±1% |
| Accuracy | ±5% |
| Voltage-Supply | 3V ~ 5.5V |
| ResponseTime | 4.6µs |
| Current-Supply(Max) | 5.5mA |
| 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 a small footprint, wide operating temperature range, and integrated overcurrent detection. The device outputs a voltage proportional to the current flowing through the primary conductor, which is isolated from the circuit being measured. This electrical isolation, coupled with its low output noise, makes it suitable for applications requiring high reliability and performance.
The ACS711ELCTR-25AB-T is housed in a compact SOIC8 package, which facilitates easy integration into designs with space constraints. It also features a 3.3V or 5V operating voltage, making it versatile for various voltage systems. Overall, this sensor provides an efficient solution for current measurement in various electronic applications.
Equivalent
1. ACS712 series by Allegro Microsystems, with similar functionality and current sensing ranges.
2. INA219 by Texas Instruments, though it provides additional voltage measurement and digital output.
3. ACS723 by Allegro Microsystems for higher accuracy and digital interface options.
4. MLX91206 by Melexis, a programmable sensor for various ranges.
These alternatives may offer different interfaces or specific features, so ensure compatibility with your application requirements.
Features
1. Current Sensing: It can measure current up to ±25A with a sensitivity of 55 mV/A.
2. Isolation Voltage: Provides electrical isolation up to 2.1 kVrms, making it suitable for applications where isolation between the sensed current and the sensor output is critical.
3. Compact Package: Comes in a small SOIC8 package, allowing for easy integration into PCBs with limited space.
4. Low Resistance: The IC features low insertion loss with a 1.2 mΩ internal conductor resistance, minimizing power dissipation.
5. High Accuracy: Offers a typical accuracy of ±1.5% at room temperature.
6. Wide Operating Voltage: Supports a supply voltage range from 4.5V to 5.5V.
7. Temperature Range: Functions effectively over a wide temperature range from -40°C to 125°C.
8. Integrated Shielding: Provides a shielded package to reduce the effects of stray magnetic fields.
These features make the ACS711ELCTR-25AB-T ideal for use in industrial, commercial, and consumer applications requiring precise current measurement.
Pinout
1. VCC (Pin 1): Power supply pin for the IC.
2. GND (Pin 2): Ground pin.
3. IP+ (Pins 3 & 4): Positive terminals for current flowing through the sensor.
4. IP- (Pins 5 & 6): Negative terminals for current flowing through the sensor.
5. NC (Pin 7): No connection. Not internally connected.
6. VOUT (Pin 8): Analog output voltage that is proportional to the input current.
The ACS711ELCTR-25AB-T is designed to measure currents in the range of ±25 A and outputs an analog voltage that is linearly proportional to the sensed current. It provides electrical isolation from the sensed current circuit and is used in applications like motor control, load detection, and overcurrent protection.