Product Overview
The ACS713ELCTR-30A-T from Allegro MicroSystems is a Hall-effect-based linear current sensor IC with 2.1kVRMS galvanic isolation and integrated 1.2mOhm conductor in an 8-pin SOIC package. With 0-30A DC measurement range, 133mV/A sensitivity, and 80kHz bandwidth, it provides isolated current sensing for motor control and power management.
Key Specifications
| Measurement Range | 0 to 30 A (DC) |
| Sensitivity | 133 mV/A (typical) |
| Isolation Voltage | 2.1 kVRMS (pins 1-4 to 5-8) |
| Conductor Resistance | 1.2 mOhm (typical) |
| Bandwidth | 80 kHz |
| Output Rise Time | 5 us |
| Total Output Error | 1.5% at TA=25C |
| Supply Voltage | 5V (4.5 to 5.5V) |
| Supply Current | 13 mA max |
| Operating Temperature | -40 to +85 C |
| Package | SOIC-8 |
Features
- Hall-effect-based galvanically isolated current sensor
- 2.1kVRMS isolation voltage
- 1.2mOhm ultra-low internal conductor resistance
- 0-30A DC current measurement range
- 133mV/A sensitivity with ratiometric output
- 80kHz bandwidth with FILTER pin for noise control
- 1.5% total output error at 25C
- Factory-trimmed for accuracy
- Nearly zero magnetic hysteresis
- 5us fast output response time
Applications
- Motor control and load management
- Switch-mode power supply current monitoring
- Overcurrent fault protection
- Battery charge/discharge monitoring