BQ24090DGQT
Product Overview
The BQ24090DGQT is a battery charger IC designed for use in portable electronic devices. It falls under the category of power management integrated circuits and is commonly used in applications such as smartphones, tablets, and portable media players. The BQ24090DGQT is known for its compact package, high efficiency, and advanced charging features. It is available in a small 10-pin VSON package and is typically sold in reels of 2500 units.
Specifications
- Input Voltage Range: 4.35V to 6.5V
- Charge Voltage: 4.2V
- Maximum Charge Current: 1.5A
- Operating Temperature Range: -40°C to 85°C
- Thermal Shutdown Protection
- Battery Temperature Sensing
Pin Configuration
The BQ24090DGQT features a 10-pin VSON package with the following pin configuration: 1. EN (Enable) 2. TS (Thermal Sense) 3. PROG (Programmable Charge Current) 4. PG (Power Good) 5. STAT (Charge Status) 6. BAT (Battery) 7. SYS (System) 8. GND (Ground) 9. TS/NTC (Thermal Sense or NTC) 10. IN (Input)
Functional Features
- Integrated Power FET
- Automatic Recharge
- Thermal Regulation
- Charge Status Indicator
- Overvoltage Protection
Advantages and Disadvantages
Advantages
- Compact Package
- High Efficiency Charging
- Advanced Safety Features
- Wide Operating Temperature Range
Disadvantages
- Limited Maximum Charge Current
- Requires External Components for Full Functionality
Working Principles
The BQ24090DGQT operates by regulating the charging current and voltage to ensure safe and efficient charging of lithium-ion batteries. It incorporates thermal regulation to prevent overheating and overcharging, thereby extending the lifespan of the battery and enhancing safety.
Application Field Plans
The BQ24090DGQT is well-suited for use in various portable electronic devices, including but not limited to: - Smartphones - Tablets - Portable Media Players - Wearable Devices - Portable Gaming Consoles
Alternative Models
For those seeking alternative options, the following models can be considered: - BQ24092RGTR - BQ24070RHLR - BQ24105RHLR - BQ24250RGER
In conclusion, the BQ24090DGQT is a versatile and reliable battery charger IC that offers advanced charging features and safety mechanisms. Its compact design and wide operating temperature range make it an ideal choice for a range of portable electronic devices.
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技術ソリューションにおける BQ24090DGQT 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。
What is the input voltage range of BQ24090DGQT?
- The input voltage range of BQ24090DGQT is 4.35V to 6.5V.
What is the maximum charge current supported by BQ24090DGQT?
- BQ24090DGQT supports a maximum charge current of 1.5A.
Can BQ24090DGQT be used for charging single-cell lithium-ion or lithium-polymer batteries?
- Yes, BQ24090DGQT is designed for charging single-cell lithium-ion or lithium-polymer batteries.
Does BQ24090DGQT have thermal regulation and protection?
- Yes, BQ24090DGQT includes thermal regulation and protection features to ensure safe charging.
What is the pre-charge current limit of BQ24090DGQT?
- The pre-charge current limit of BQ24090DGQT is typically 100mA.
Is BQ24090DGQT suitable for portable applications such as smartphones and tablets?
- Yes, BQ24090DGQT is suitable for portable applications due to its compact size and efficient charging capabilities.
Does BQ24090DGQT support USB On-The-Go (OTG) functionality?
- Yes, BQ24090DGQT supports USB OTG functionality, allowing for versatile power management in devices.
What is the standby quiescent current of BQ24090DGQT?
- The standby quiescent current of BQ24090DGQT is typically 15µA.
Can BQ24090DGQT be used in conjunction with solar panels for battery charging?
- Yes, BQ24090DGQT can be used with solar panels for efficient battery charging in solar-powered applications.
Does BQ24090DGQT provide status indication for charging and fault conditions?
- Yes, BQ24090DGQT provides status indication through LED outputs for charging and fault conditions, enhancing user visibility and diagnostics.