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MAX17048G+T10 电池管理 MAXIM
MAX17048G+T10
MAXIM(美信)
2.5 V to 4.5 V
23 uA
- 40 ℃
85 ℃
相关产品
产品信息
MAX17048G+T10
3μA 1-Cell/2-Cell Fuel Gauge with ModelGauge
电池管理 Host-Side Modelgauge (1-Cell)
MAX17048G+T10 General Description
The MAX17048/MAX17049 ICs are tiny, micropower current fuel gauges for lithium-ion (Li+) batteries in handheld and portable equipment. The MAX17048 operates with a single lithium cell and the MAX17049 with two lithium cells in series.
MAX17048G+T10 Applications
● Smartphones, Tablets
● Smartwatches, Wearables
● Bluetooth Headsets
● Health and Fitness Monitors
● Digital Still, Video, and Action Cameras
● Medical Devices
● Handheld Computers and Terminals
● Wireless Speakers
● Home and Building Automation, Sensors
MAX17048G+T10 Features and Benefits
● MAX17048: 1 Cell, MAX17049: 2 Cells
● Precision ±7.5mV/Cell Voltage Measurement
● ModelGauge Algorithm
• Provides Accurate State-of-Charge
• Compensates for Temperature/Load Variation
• Does Not Accumulate Errors, Unlike Coulomb
Counters
• Eliminates Learning
• Eliminates Current-Sense Resistor
● Ultra-Low Quiescent Current
• 3μA Hibernate, 23μA Active
• Fuel Gauges in Hibernate Mode
• Automatically Enters and Exits Hibernate Mode
● Reports Charge and Discharge Rate
● Battery-Insertion Debounce
• Best of 16 Samples to Estimate Initial SOC
● Programmable Reset for Battery Swap
• 2.28V to 3.48V Range
● Configurable Alert Indicator
• Low SOC
• 1% Change in SOC
• Battery Undervoltage/Overvoltage
• VRESET Alert
● I2C Interface
● 8-Bit OTP ID Register (Contact Factory)