Description: 1. The 30A ACS712 Current Sensor is a microprocessor-based current transformer designed to measure AC or DC currents up to 30 Amperes with high accuracy. 2. Design and Construction: This sensor features a compact, single-phase design with a primary winding that can be inserted into the target current circuit for measurement. The secondary winding generates a proportionally sized output voltage directly correlated with the measured current. 3. Operating Principle: The 30A ACS712 Current Sensor functions by creating a magnetic field around the primary winding when current flows through it, which induces a voltage in the secondary winding. This voltage is then amplified and converted into a digital output by the built-in microprocessor. 4. Digital Output: The sensor offers a digital output (0.5-4.5V) that can be interfaced with various data acquisition systems or microcontrollers for remote monitoring and control purposes. 5. High Accuracy: With an accuracy of ±1% for DC currents and
| Specification | Details |
|---|---|
| Current Range | ±30A bidirectional (AC and DC) |
| Accuracy | ±1% typical ±2% maximum (at room temperature) |
| Linearity | ±1.5% max (0-30A range) |
| Operating Voltage | -15V to +28V (absolute maximum rating: +/-35V) |
| Supply Current | 4mA typ 6mA max |
| Operating Temperature | -40°C to +85°C (industrial operating range) |
| Output Type | Analog voltage output (0.1V/A x Vout) |
| Sensitivity | 185mV/A (0-30A range) |
| Mounting Options | Through-hole and surface mount |
| Package Dimensions | 3.9mm x 4.6mm height: 3.2mm (DIP-6 package) |
| Weight | approximately 0.5g |
| RoHS Compliance | compliant with EU RoHS Directive 2011/65/EU |
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