BQ25898YFFR
Product Overview
Category
The BQ25898YFFR belongs to the category of battery charger ICs.
Use
It is used for charging single-cell Li-Ion or Li-Polymer batteries in a wide range of portable applications.
Characteristics
- Input Voltage Range: 3.9V to 14V
- Charge Current: Up to 7A
- Integrated Power Path Management
- Thermal Regulation and Protection
- Programmable Input Current Limit
Package
The BQ25898YFFR comes in a small 30-pin, 4mm x 4mm QFN package.
Essence
This IC is essential for efficient and safe charging of lithium-ion or lithium-polymer batteries in various electronic devices.
Packaging/Quantity
The BQ25898YFFR is typically available in tape and reel packaging with a quantity of 2500 units per reel.
Specifications
- Input Voltage Range: 3.9V to 14V
- Charge Voltage: 3.9V to 14V
- Charge Current: Up to 7A
- Operating Temperature Range: -40°C to 85°C
- Battery Regulation Voltage: 4.2V
- USB On-The-Go (OTG) Support
Detailed Pin Configuration
The BQ25898YFFR features a 30-pin QFN package with specific pin configurations for input, output, control, and monitoring functions.
Functional Features
- Integrated FETs for Power Path Management
- Dynamic Power Management
- Thermal Regulation and Protection
- I2C Interface for Programming and Monitoring
Advantages and Disadvantages
Advantages
- High Charge Current Capability
- Wide Input Voltage Range
- Integrated Power Path Management
- Programmable Input Current Limit
Disadvantages
- Requires External Components for Full Functionality
- Relatively Complex Pin Configuration
Working Principles
The BQ25898YFFR operates by efficiently managing the charging process of lithium-ion or lithium-polymer batteries, ensuring optimal performance and safety. It utilizes power path management to allow the system to be powered directly from the input source while simultaneously charging the battery.
Detailed Application Field Plans
The BQ25898YFFR is suitable for a wide range of portable applications, including smartphones, tablets, portable speakers, and other handheld electronic devices requiring single-cell battery charging.
Detailed and Complete Alternative Models
Some alternative models to the BQ25898YFFR include the BQ25895 and BQ25896, which offer similar functionality and features for charging single-cell Li-Ion or Li-Polymer batteries.
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技術ソリューションにおける BQ25898YFFR の適用に関連する 10 件の一般的な質問と回答をリストします。
Sure, here are 10 common questions and answers related to the application of BQ25898YFFR:
What is the input voltage range of BQ25898YFFR?
- The input voltage range is 3.9V to 14V.
What is the maximum charging current supported by BQ25898YFFR?
- It supports a maximum charging current of 4A.
Does BQ25898YFFR support USB On-The-Go (OTG) functionality?
- Yes, it supports USB OTG with an integrated buck-boost regulator.
What is the thermal regulation feature in BQ25898YFFR?
- The thermal regulation feature helps to maintain a constant charging current to prevent overheating.
Can BQ25898YFFR be used for fast charging smartphones?
- Yes, it supports fast charging protocols such as USB PD and Qualcomm Quick Charge.
What is the battery voltage range supported by BQ25898YFFR?
- It supports a battery voltage range of 3.6V to 13.4V.
Does BQ25898YFFR have built-in battery temperature monitoring?
- Yes, it has built-in battery temperature monitoring to ensure safe charging.
Is BQ25898YFFR suitable for portable power bank applications?
- Yes, it is suitable for portable power bank applications due to its high efficiency and compact size.
What is the standby current consumption of BQ25898YFFR?
- The standby current consumption is typically less than 15µA.
Does BQ25898YFFR have overvoltage and overcurrent protection?
- Yes, it has built-in overvoltage and overcurrent protection for safe operation.
I hope these questions and answers are helpful for your technical solutions involving BQ25898YFFR. Let me know if you need further assistance!