BQ24165RGER
Product Overview
Category
BQ24165RGER belongs to the category of integrated circuits (ICs) specifically designed for battery charging applications.
Use
This IC is commonly used in portable electronic devices, such as smartphones, tablets, and wearable devices, to efficiently charge lithium-ion batteries.
Characteristics
- High efficiency: The BQ24165RGER incorporates advanced charging algorithms and power management techniques to maximize charging efficiency.
- Fast charging: It supports various fast charging protocols, including USB Battery Charging Specification 1.2, making it suitable for quick charging requirements.
- Thermal regulation: The IC includes built-in thermal regulation mechanisms to prevent overheating during charging.
- Safety features: It incorporates multiple safety features like overvoltage protection, overcurrent protection, and short-circuit protection to ensure safe and reliable charging.
Package
BQ24165RGER is available in a small form factor package known as VQFN-24. This package offers good thermal dissipation properties and ease of integration into compact electronic devices.
Essence
The essence of BQ24165RGER lies in its ability to provide efficient and reliable charging solutions for lithium-ion batteries, enabling faster charging times and enhanced user experience.
Packaging/Quantity
The IC is typically supplied in tape and reel packaging, with a quantity of 2500 units per reel.
Specifications
- Input voltage range: 4.35V - 6.45V
- Output voltage range: 3.5V - 4.44V
- Charging current range: 500mA - 3000mA
- Operating temperature range: -40°C to +85°C
- Standby current: < 100µA
Detailed Pin Configuration
The BQ24165RGER IC has a total of 24 pins. The pin configuration is as follows:
- EN (Enable)
- STAT (Status)
- PG (Power Good)
- TS (Thermal Sense)
- ISET (Current Set)
- VBUS (USB Input Voltage)
- AC/DP (Adapter Detection)
- AC/DM (Adapter Detection)
- SRN (System Reset)
- BAT (Battery Connection)
- SYS (System Connection)
- ILIM (Input Current Limit)
- TS/DP (Thermal Sense / Adapter Detection)
- TS/DM (Thermal Sense / Adapter Detection)
- GND (Ground)
- VREG (Voltage Regulator Output)
- VREF (Reference Voltage)
- SDA (I2C Data)
- SCL (I2C Clock)
- INT (Interrupt)
- TS2 (Thermal Sense 2)
- TS1 (Thermal Sense 1)
- TS3 (Thermal Sense 3)
- VBAT (Battery Voltage)
Functional Features
- USB OTG support: The BQ24165RGER can act as a USB On-The-Go (OTG) power source, allowing it to supply power to external devices.
- Battery temperature monitoring: It includes a built-in temperature sensor to monitor the battery temperature during charging and prevent overheating.
- Dynamic power management: The IC dynamically adjusts the charging current based on the input power source and battery condition, optimizing charging efficiency.
Advantages and Disadvantages
Advantages
- High charging efficiency
- Fast charging capability
- Comprehensive safety features
- Compact package size
- USB OTG support
Disadvantages
- Limited input voltage range
- Requires external components for complete charging circuit implementation
Working Principles
The BQ24165RGER operates by regulating the charging current and voltage supplied to the lithium-ion battery. It utilizes a combination of switching regulators, voltage references, and control logic to achieve efficient and safe charging. The IC continuously monitors the battery voltage, temperature, and charging current to ensure optimal charging conditions.
Detailed Application Field Plans
The BQ24165RGER is widely used in various portable electronic devices, including smartphones, tablets, smartwatches, and wireless earphones. Its fast charging capability and safety features make it suitable for applications where quick and reliable battery charging is essential.
Detailed and Complete Alternative Models
- BQ24160RGER
- BQ24161RGER
- BQ24163RGER
- BQ24164RGER
These alternative models offer similar functionality and characteristics to the BQ24165RGER, providing flexibility in choosing the most suitable IC for specific application requirements.
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Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi BQ24165RGER dalam penyelesaian teknikal
Sure! Here are 10 common questions and answers related to the application of BQ24165RGER in technical solutions:
Q: What is the BQ24165RGER? A: The BQ24165RGER is a highly integrated single-cell Li-Ion battery charger with power path management for portable applications.
Q: What is power path management? A: Power path management allows simultaneous charging of the battery and powering the system from a USB port or an adapter.
Q: What is the input voltage range supported by the BQ24165RGER? A: The BQ24165RGER supports an input voltage range of 4.35V to 6.45V.
Q: What is the maximum charge current supported by the BQ24165RGER? A: The BQ24165RGER supports a maximum charge current of 2A.
Q: Can the BQ24165RGER charge other types of batteries apart from Li-Ion? A: No, the BQ24165RGER is specifically designed for single-cell Li-Ion batteries.
Q: Does the BQ24165RGER have overvoltage protection? A: Yes, the BQ24165RGER has built-in overvoltage protection to prevent damage to the battery.
Q: Is the BQ24165RGER compatible with USB Type-C? A: No, the BQ24165RGER does not support USB Type-C. It is designed for standard USB ports.
Q: Can the BQ24165RGER be used in low-power IoT devices? A: Yes, the BQ24165RGER is suitable for low-power IoT devices as it provides efficient charging and power path management.
Q: Does the BQ24165RGER have thermal regulation? A: Yes, the BQ24165RGER has built-in thermal regulation to prevent overheating during charging.
Q: What is the package type of the BQ24165RGER? A: The BQ24165RGER comes in a 24-pin VQFN package, which is compact and suitable for space-constrained applications.
Please note that these answers are general and may vary depending on the specific implementation and requirements of your technical solution.