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BQ27742YZFR-G1
Product Overview
Category
BQ27742YZFR-G1 belongs to the category of integrated battery fuel gauges.
Use
This product is primarily used for accurately measuring and reporting the remaining capacity of rechargeable batteries. It provides essential information to users regarding the battery's state of charge, enabling efficient power management.
Characteristics
- Accurate measurement of battery capacity
- Real-time monitoring of battery status
- Enhanced power management capabilities
- Compact and lightweight design
- High reliability and durability
Package
The BQ27742YZFR-G1 is available in a small form factor package, designed to optimize space utilization and facilitate easy integration into various electronic devices.
Essence
The essence of BQ27742YZFR-G1 lies in its ability to accurately measure and report battery capacity, ensuring optimal power management and enhancing user experience.
Packaging/Quantity
This product is typically packaged in reels or trays, depending on the manufacturer's specifications. The quantity per package may vary, but it is commonly available in quantities suitable for both prototyping and mass production.
Specifications
- Operating Voltage: 2.5V - 4.8V
- Battery Capacity Measurement Range: 10mAh - 10000mAh
- Communication Interface: I2C
- Temperature Range: -40°C to +85°C
- Accuracy: ±1% (typical)
- Dimensions: 3mm x 3mm (approx.)
Detailed Pin Configuration
The BQ27742YZFR-G1 features the following pin configuration:
| Pin Name | Function | |----------|----------| | VDD | Power Supply Voltage | | SDA | I2C Serial Data Line | | SCL | I2C Serial Clock Line | | GND | Ground |
Functional Features
- Accurate battery capacity measurement
- Real-time monitoring of battery voltage and current
- Temperature compensation for improved accuracy
- Programmable alert thresholds for low battery warnings
- Integrated protection features to prevent overcharging and over-discharging
Advantages and Disadvantages
Advantages
- Accurate and reliable battery capacity measurement
- Enhanced power management capabilities
- Compact and lightweight design
- Wide operating temperature range
- Integrated protection features for battery safety
Disadvantages
- Requires I2C communication interface support in the host device
- Limited compatibility with certain battery chemistries
Working Principles
The BQ27742YZFR-G1 utilizes advanced algorithms to measure the battery's voltage, current, and temperature. These measurements are processed to accurately determine the remaining battery capacity. The fuel gauge communicates this information to the host device through the I2C interface, enabling efficient power management.
Detailed Application Field Plans
The BQ27742YZFR-G1 is widely used in various applications, including but not limited to:
- Portable electronic devices (e.g., smartphones, tablets, laptops)
- Wearable devices (e.g., smartwatches, fitness trackers)
- Medical devices (e.g., portable monitors, insulin pumps)
- Industrial equipment (e.g., handheld tools, data loggers)
- Electric vehicles (e.g., electric bicycles, scooters)
Detailed and Complete Alternative Models
- BQ27441-G1: Similar functionality with a different package and pin configuration.
- MAX17043G+T: Integrated fuel gauge with additional features like coulomb counting.
- LTC2943CMS#PBF: Battery gas gauge with extended temperature range and high accuracy.
Please note that the above alternative models are provided as examples and there are several other options available in the market.
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Maglista ng 10 karaniwang tanong at sagot na nauugnay sa aplikasyon ng BQ27742YZFR-G1 sa mga teknikal na solusyon
Sure! Here are 10 common questions and answers related to the application of BQ27742YZFR-G1 in technical solutions:
1. What is the BQ27742YZFR-G1? - The BQ27742YZFR-G1 is a fuel gauge and protector IC designed for use in single-cell Li-Ion or Li-Polymer battery packs.
2. What is the maximum voltage range supported by the BQ27742YZFR-G1? - The BQ27742YZFR-G1 supports a maximum voltage range of 2.5V to 4.8V.
3. Can the BQ27742YZFR-G1 be used with other battery chemistries besides Li-Ion and Li-Polymer? - No, the BQ27742YZFR-G1 is specifically designed for use with single-cell Li-Ion or Li-Polymer battery packs only.
4. What is the capacity range that can be accurately measured by the BQ27742YZFR-G1? - The BQ27742YZFR-G1 can accurately measure battery capacities ranging from 50mAh to 6500mAh.
5. Does the BQ27742YZFR-G1 support temperature monitoring? - Yes, the BQ27742YZFR-G1 has an integrated temperature sensor for accurate temperature monitoring.
6. Can the BQ27742YZFR-G1 be used in portable devices such as smartphones or tablets? - Yes, the BQ27742YZFR-G1 is commonly used in portable devices like smartphones, tablets, and other battery-powered applications.
7. Does the BQ27742YZFR-G1 provide protection against overcharging and over-discharging? - Yes, the BQ27742YZFR-G1 includes built-in protection features to prevent overcharging and over-discharging of the battery.
8. What communication interface does the BQ27742YZFR-G1 support? - The BQ27742YZFR-G1 supports I2C communication interface for easy integration with microcontrollers or other devices.
9. Can the BQ27742YZFR-G1 accurately estimate remaining battery capacity? - Yes, the BQ27742YZFR-G1 uses advanced algorithms to accurately estimate remaining battery capacity based on voltage, current, and temperature measurements.
10. Is the BQ27742YZFR-G1 suitable for low-power applications? - Yes, the BQ27742YZFR-G1 is designed to operate in low-power applications and has a low quiescent current consumption to minimize power drain.
Please note that these answers are general and may vary depending on specific implementation details and requirements.