The MAX4377FAUA from Maxim Integrated is a precision high-side current-sense amplifier that is designed to monitor current in battery-powered systems, portable devices, and other space-constrained applications. Its unique design allows the current measurement to be made with minimal power loss and without disrupting the system ground plane.
Key Features
- High Accuracy: The MAX4377FAUA offers high accuracy current sensing, which is crucial for effectively managing power consumption and ensuring the longevity of battery-powered devices.
- Wide Input Common-Mode Range: This device operates over a wide input common-mode range from 0V to 28V, making it versatile for various applications.
- Low Quiescent Current: With a low quiescent current, it is ideal for portable applications where power conservation is critical.
- High-Side Measurement: By measuring current on the high side, the MAX4377FAUA can detect ground fault conditions, which can be critical in system diagnostics and fault prevention.
Applications
- Battery management systems
- Portable devices
- Power management
- Overcurrent and short-circuit protection
- Automotive and industrial systems
Specifications
Parameter
Value
Input Common-Mode Range
0V to 28V
Supply Voltage
3V to 5.5V
Quiescent Current
100µA (typical)
Package
8-pin µMAX
The MAX4377FAUA is available in a compact 8-pin µMAX package, which is ideal for space-constrained applications. Its industry-standard pinout and small footprint make it easy to incorporate into existing and new designs. Whether you are developing a battery management system or looking to add current sensing to your product, the MAX4377FAUA offers a reliable and efficient solution.
