Overview
The MAX17048G+T10 is a precision battery fuel gauge IC designed by Analog Devices Inc./Maxim Integrated. This device is specifically tailored for lithium-ion (Li-Ion) batteries and offers high accuracy in state-of-charge (SOC) estimation. It features a micropower design, making it suitable for low-power applications. The MAX17048G+T10 eliminates the need for current-sense resistors and learning cycles, providing reliable and accurate battery monitoring without accumulating errors over time.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Analog Devices Inc./Maxim Integrated |
| Part Number | MAX17048G+T10 |
| Package | TDFN-EP-8 (2x2 mm) |
| Battery Chemistry | Lithium-Ion (Li-Ion) |
| Number of Cells | 1 |
| Supply Voltage Range | 2.5V to 4.5V |
| Operating Temperature Range | -40°C to +85°C |
| Interface | I²C |
| Voltage Measurement Accuracy | ±7.5mV/cell |
| Supply Current (Hibernate Mode) | 3µA (typical, VRESET.Dis = 1, TA = +25°C) |
| RoHS Compliance | Yes |
Key Features
- Precision ±7.5mV/cell voltage measurement for accurate state-of-charge estimation.
- Compensates for temperature and load variations.
- No need for current-sense resistors or learning cycles, eliminating errors over time.
- Low power consumption with a typical supply current of 3µA in hibernate mode.
- Automatically enters and exits hibernate mode.
- Reports charge and discharge rates.
- Alerts for low SOC, 1% change in SOC, battery undervoltage/overvoltage, and VRESET.
- I²C interface for communication.
Applications
The MAX17048G+T10 is ideal for various battery-powered devices, including portable electronics, electric vehicles, and renewable energy systems. Its high accuracy and low power consumption make it suitable for applications where precise battery monitoring is crucial.
- Portable electronics (smartphones, tablets, laptops)
- Electric vehicles and hybrid vehicles
- Renameable energy systems (solar, wind)
- Industrial battery-powered equipment
Q & A
- What is the primary function of the MAX17048G+T10?
The MAX17048G+T10 is a battery fuel gauge IC designed to accurately estimate the state-of-charge (SOC) of lithium-ion batteries. - What is the supply voltage range for the MAX17048G+T10?
The supply voltage range is from 2.5V to 4.5V. - What interface does the MAX17048G+T10 use for communication?
The MAX17048G+T10 uses an I²C interface for communication. - What is the operating temperature range of the MAX17048G+T10?
The operating temperature range is from -40°C to +85°C. - Does the MAX17048G+T10 require current-sense resistors or learning cycles?
No, the MAX17048G+T10 does not require current-sense resistors or learning cycles. - What is the typical supply current in hibernate mode?
The typical supply current in hibernate mode is 3µA (VRESET.Dis = 1, TA = +25°C). - Is the MAX17048G+T10 RoHS compliant?
Yes, the MAX17048G+T10 is RoHS compliant. - What type of battery chemistry does the MAX17048G+T10 support?
The MAX17048G+T10 supports lithium-ion (Li-Ion) battery chemistry. - How accurate is the voltage measurement of the MAX17048G+T10?
The voltage measurement accuracy is ±7.5mV/cell. - What alerts does the MAX17048G+T10 provide?
The MAX17048G+T10 provides alerts for low SOC, 1% change in SOC, battery undervoltage/overvoltage, and VRESET.
