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ACS770LCB-100U-PFF-T
+BOMSENSOR CURRENT HALL 100A DC
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ManufacturerAllegro MicroSystems
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Mfr. Part #ACS770LCB-100U-PFF-T
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Datasheet ACS770LCB-100U-PFF-T DataSheet
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Package PFF-5
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In Stock5150
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Specifications
| Attribute | Value |
| Package / Case | Bulk,Tube |
| Series | ACS770 |
| Part Status | Active |
| For Measuring | DC |
| Sensor Type | Hall Effect, Open Loop |
| Current - Sensing | 100A |
| Number of Channels | 1 |
| Output | Ratiometric, Voltage |
| Sensitivity | 40mV/A |
| Frequency | DC ~ 120kHz |
| Linearity | ±1% |
| Accuracy | ±0.6% |
| Voltage - Supply | 5V |
| Response Time | 4.6µs |
| Current - Supply (Max) | 15mA |
| Operating Temperature | -40°C ~ 150°C |
| Polarization | Unidirectional |
| Mounting Type | Through Hole |
Overview
Description
This sensor features a galvanically isolated current path and a low-resistance conductive path, ensuring minimal power loss and high accuracy. The device operates over a wide temperature range, typically from -40°C to 150°C, and provides an analog voltage output that is proportional to the sensed current. The ACS770LCB-100U-PFF-T is housed in a surface-mount SOIC16 package, which facilitates easy integration into circuit boards.
Key features include high bandwidth, fast response time, and excellent linearity. Overall, the ACS770LCB-100U-PFF-T offers a reliable and efficient solution for precise current measurement in various electronic systems.
Equivalent
1. Allegro Microsystems ACS712 series
2. Honeywell CSLA2CD
3. Tamura L18P series
4. Melexis MLX91205
5. LEM HO series
These sensors vary in specifications, so ensure compatibility with your application requirements before selecting an alternative.
Features
1. High Accuracy: The sensor offers precise current measurement with linear output, enhancing accuracy in various applications.
2. Wide Current Range: It supports current sensing up to ±100A, making it suitable for a range of applications.
3. Integrated Shield: To reduce noise and improve accuracy, it includes an integrated shield for differential to common-mode signal rejection.
4. Low Conductor Resistance: The device features a low-resistance current path (typically 100 μΩ), which minimizes power loss and heat generation.
5. Overcurrent Fault Output: It provides an overcurrent fault output to alert of excessive current conditions.
6. Temperature Stability: The sensor maintains performance across a wide temperature range, typically from -40°C to 150°C.
7. Galvanic Isolation: It offers high-voltage isolation between the current path and the signal output.
8. Compact Design: The surface-mount package (PFF) facilitates easy integration into compact designs.
These features make the ACS770LCB-100U-PFF-T suitable for various applications, including automotive, industrial, and power supply systems.
Pinout
- Pin Count: The ACS770LCB-100U-PFF-T typically comes in a 5-pin package.
- Functionality:
- Current Sensing: It measures the current flowing through a conductor and provides an output voltage proportional to the sensed current.
- Operating Voltage: The device operates with a supply voltage typically around 5V.
- Current Range: This particular variant is designed to measure currents up to ±100 Amperes.
- Output: The sensor provides a ratiometric analog voltage output that is proportional to the current passing through the integrated conductor.
- Features: It includes features like galvanic isolation (useful for high-voltage applications), high accuracy, and a fast response time, making it suitable for various industrial and automotive applications.
This IC is commonly used in motor control, power supply monitoring, and overcurrent fault protection due to its precision and reliability.