Features / Specs
- Brand/Manufacturer: Generic
- Current Sense IC: Texas Instruments INA219A
- Supply Voltage Range: 3V – 5.5VDC
- Bus Voltage Measurement Range: 0V – 26V
- Current Measurement: High-side sensing via external shunt resistor
- Shunt Voltage Measurement Range: ±320 mV
- Sense Resistor Value: 100mΩ 1% 2W
- Maximum Continuous Current: ±3.2A
- Power Measurement: Yes (internal multiplier)
- ADC Resolution: Up to 12-bit (0.8mA over ±3.2A range / 0.1mA over ±400mA range / dependent on PGA value)
- Communication Interface: I2C / SMBus
- Accuracy: High precision (typically ≤1% with proper calibration)
- Operating Temperature Range: ~(–40°C to +85°C)
- Notable Features: Programmable Gain & Resolution / Configurable I2C address
- Pin Header Pitch: 2.54mm
- Dimensions: ~(25.4mm x 22.2mm x 3.1mm)
- Mounting Hole Diameter: ~2.5mm
- Mounting Hole Spacing (Center to Center): ~(20.3mm x 17.3mm)