SGM41513
High-accuracy battery fuel gauge with integrated coulomb counter and temperature compensation for precise battery capacity monitoring.
Product Overview
Description
The SGM41513 provides accurate battery capacity monitoring for lithium-ion batteries.
The integrated coulomb counter tracks charge and discharge for precise state-of-charge estimation.
Temperature compensation ensures accurate capacity reporting across the operating range.
Product Series
SGM
Primary Application
Smartphones
Key Features
- High-accuracy coulomb counter
- Temperature-compensated capacity estimation
- 1% accuracy over battery lifetime
- Low quiescent current: 50uA
- I2C interface for system communication
Specifications
| Input Voltage | 2.5V - 4.5V |
|---|---|
| Temperature Range | -40C to +85C |
Applications
Smartphones
Electronic system design
Tablets
Electronic system design
Laptops
Electronic system design
Power tools
Electronic system design
Medical devices
Medical electronics
FAE Expert Insights
"The SGM41513 provides excellent accuracy for battery fuel gauging. The 1% accuracy over battery lifetime is achieved through sophisticated algorithms and temperature compensation. I have used this part in smartphone designs where accurate battery reporting is critical for user experience. The I2C interface makes integration straightforward with most microcontrollers. The low quiescent current minimizes impact on battery life. For best accuracy, ensure proper calibration during production and implement temperature sensing near the battery."
High-accuracy fuel gauge with 1% accuracy
— Amy Chen, BeiLuo