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ACS733KLATR-20AB-T
+BOMCURRENT SEN HE/DIFF 20A 16-SOIC
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ManufacturerAllegro MicroSystems
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Mfr. Part #ACS733KLATR-20AB-T
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Datasheet ACS733KLATR-20AB-T DataSheet
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In Stock25715
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Specifications
| Attribute | Value |
| Part Status | Discontinued at DigiKey |
| For Measuring | DC |
| Sensor Type | Hall Effect, Differential |
| Current - Sensing | 20A |
| Number of Channels | 1 |
| Output | Ratiometric, Voltage |
| Sensitivity | 66mV/A |
| Frequency | DC ~ 1MHz |
| Linearity | ±1% |
| Accuracy | ±4.5% |
| Voltage - Supply | 3.14V ~ 3.46V |
| Response Time | 700ns |
| Current - Supply (Max) | 35mA |
| Operating Temperature | -40°C ~ 125°C |
| Grade | Automotive |
| Qualification | AEC-Q100 |
| Polarization | Bidirectional |
| Mounting Type | Surface Mount |
| Package / Case | 16-PowerSOIC (0.295", 7.50mm Width) |
| Supplier Device Package | 16-SOIC |
| Packaging | Tape & Reel (TR) |
Overview
Description
With a sensing range of ±20 amperes, the ACS733KLATR-20AB-T provides an analog voltage output proportional to the current flow. It operates with a high level of accuracy and stability over a wide temperature range, making it suitable for industrial, automotive, and consumer electronics applications. The sensor is housed in a compact, surface-mount SOIC-8 package, facilitating easy integration onto printed circuit boards (PCBs).
Key features include low power consumption, a fast response time, and inherent immunity to external magnetic fields, which ensures accurate current measurement in noisy environments. Its robust design and reliable performance make it a popular choice for applications requiring precise current monitoring and control.
Equivalent
1. Allegro Microsystems ACS712 series (e.g., ACS712ELCTR-20A-T) - similar functionality with different specifications.
2. Honeywell CSLA2CD - similar current sensing capabilities.
3. Tamura L01Z series.
4. Melexis MLX91205 - programmable linear Hall sensor IC.
Ensure compatibility based on specific application requirements such as voltage, current range, and package type.
Features
1. Current Sensing: Capable of sensing up to ±20A of current with high accuracy.
2. Output Style: Provides an analog voltage output that is proportional to the sensed current.
3. Isolation: Offers galvanic isolation with a working isolation voltage of 3.6 kVRMS, enhancing safety and reliability in high-voltage applications.
4. Supply Voltage: Operates with a supply voltage range of 4.5V to 5.5V.
5. Bandwidth: Delivers a bandwidth of 120 kHz, suitable for fast-changing current signals.
6. Accuracy: Features low output drift over temperature, maintaining accuracy across a wide temperature range (-40°C to 125°C).
7. Package Type: Available in a compact, surface-mount SOIC-8 package, which is convenient for PCB mounting.
8. Sensitivity: Provides a typical sensitivity of 100 mV/A, facilitating precise current measurements.
These features make the ACS733KLATR-20AB-T suitable for applications like motor control, power systems, and overcurrent protection.
Pinout
The ACS733KLATR-20AB-T comes in a small surface-mount SOIC-8 package, which means it has 8 pins. The pin functions are as follows:
1. VCC (Pin 1): Supply voltage input.
2. VIOUT (Pin 2): Analog voltage output, providing a voltage proportional to the sensed current.
3. NC (Pin 3): No connection.
4. GND (Pin 4): Ground reference for the IC.
5. IP+ (Pin 5): Current path input, positive terminal.
6. IP+ (Pin 6): Current path input, positive terminal (internally connected to Pin 5).
7. IP- (Pin 7): Current path output, negative terminal.
8. IP- (Pin 8): Current path output, negative terminal (internally connected to Pin 7).
The ACS733KLATR-20AB-T is used in various applications such as motor control, load detection, and overcurrent protection.