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BQ24023DRCRG4 - English Editing Encyclopedia Entry
Product Overview
Category
BQ24023DRCRG4 belongs to the category of integrated circuits (ICs) specifically designed for battery charging applications.
Use
This product is primarily used for charging single-cell lithium-ion or lithium-polymer batteries in portable electronic devices such as smartphones, tablets, and wearable devices.
Characteristics
- Input voltage range: 4.35V to 6.45V
- Output voltage range: 3.5V to 4.44V
- Charging current: Up to 1.5A
- Programmable charge termination current
- Thermal regulation and protection
- Battery temperature monitoring
- Integrated power FET
- Small form factor package
Package
The BQ24023DRCRG4 is available in a small 10-pin VSON (2mm x 2mm) package, which allows for space-efficient integration into compact electronic devices.
Essence
The essence of the BQ24023DRCRG4 lies in its ability to efficiently and safely charge lithium-ion or lithium-polymer batteries, ensuring optimal performance and extended battery life for portable electronic devices.
Packaging/Quantity
This product is typically supplied in tape and reel packaging, with a quantity of 3000 units per reel.
Specifications
- Input voltage range: 4.35V to 6.45V
- Output voltage range: 3.5V to 4.44V
- Charging current: Up to 1.5A
- Charge termination current: Programmable
- Operating temperature range: -40°C to +85°C
- Thermal regulation and protection features
- Battery temperature monitoring
- Integrated power FET
- Package type: 10-pin VSON
Detailed Pin Configuration
- VIN: Input voltage pin
- GND: Ground reference pin
- TS: Battery temperature sense input
- STAT: Charge status output pin
- PG: Power good output pin
- ISET: Charging current set pin
- VSS: Negative power supply pin
- VBAT: Battery voltage pin
- VOUT: Output voltage pin
- SYS: System voltage pin
Functional Features
- Integrated power FET for efficient charging
- Programmable charge termination current for flexible battery charging profiles
- Thermal regulation and protection to prevent overheating
- Battery temperature monitoring to ensure safe charging
- Power good output for system status indication
- Compact package for space-constrained designs
Advantages and Disadvantages
Advantages
- High charging efficiency
- Flexible charge termination current programming
- Comprehensive thermal regulation and protection features
- Battery temperature monitoring for enhanced safety
- Small form factor package for space-efficient integration
Disadvantages
- Limited to single-cell lithium-ion or lithium-polymer battery charging applications
- Not suitable for multi-cell battery systems
Working Principles
The BQ24023DRCRG4 operates by regulating the charging current and voltage supplied to a single-cell lithium-ion or lithium-polymer battery. It utilizes an integrated power FET to efficiently transfer power from the input source to the battery. The charge termination current can be programmed to suit different battery capacities and charging requirements. The device also incorporates thermal regulation and protection mechanisms to prevent overheating during charging. Battery temperature is monitored to ensure safe operation.
Detailed Application Field Plans
The BQ24023DRCRG4 finds extensive application in various portable electronic devices, including: - Smartphones - Tablets - Wearable devices (smartwatches, fitness trackers) - Portable audio players - Handheld gaming consoles
Detailed and Complete Alternative Models
- BQ24022EVM-001: Similar functionality, different package (evaluation module)
- BQ24025RGTT: Higher charging current capability, similar features
- BQ24026DRCR: Lower charging current capability, similar features
These alternative models offer similar functionality to the BQ24023DRCRG4, catering to different design requirements and specifications.
In conclusion, the BQ24023DRCRG4 is a highly efficient integrated circuit designed for charging single-cell lithium-ion or lithium-polymer batteries in portable electronic devices. Its compact size, programmable charge termination current, and comprehensive safety features make it an ideal choice for various applications in the consumer electronics industry.
Liệt kê 10 câu hỏi và câu trả lời thường gặp liên quan đến ứng dụng BQ24023DRCRG4 trong giải pháp kỹ thuật
Sure! Here are 10 common questions and answers related to the application of BQ24023DRCRG4 in technical solutions:
Q: What is the BQ24023DRCRG4? A: The BQ24023DRCRG4 is a highly integrated single-cell Li-Ion battery charger IC designed for portable applications.
Q: What is the input voltage range of the BQ24023DRCRG4? A: The BQ24023DRCRG4 can accept an input voltage range from 4.35V to 6.5V.
Q: What is the maximum charging current supported by the BQ24023DRCRG4? A: The BQ24023DRCRG4 supports a maximum charging current of 1A.
Q: Does the BQ24023DRCRG4 have overvoltage protection? A: Yes, the BQ24023DRCRG4 has built-in overvoltage protection to prevent damage to the battery during charging.
Q: Can the BQ24023DRCRG4 charge a battery while the system is powered on? A: Yes, the BQ24023DRCRG4 supports charging while the system is powered on, allowing simultaneous charging and operation.
Q: Does the BQ24023DRCRG4 have thermal regulation? A: Yes, the BQ24023DRCRG4 incorporates thermal regulation to prevent overheating during charging.
Q: What is the purpose of the power good (PG) pin on the BQ24023DRCRG4? A: The power good (PG) pin provides an indication when the battery voltage reaches a predetermined threshold, indicating a fully charged state.
Q: Can the BQ24023DRCRG4 charge other types of batteries besides Li-Ion? A: No, the BQ24023DRCRG4 is specifically designed for single-cell Li-Ion battery charging and may not be suitable for other battery chemistries.
Q: What is the typical efficiency of the BQ24023DRCRG4? A: The BQ24023DRCRG4 has a typical charging efficiency of around 90%.
Q: Is the BQ24023DRCRG4 available in a lead-free package? A: Yes, the BQ24023DRCRG4 is available in a lead-free package option (e.g., DRCR) to comply with environmental regulations.
Please note that these answers are general and may vary depending on specific application requirements. It is always recommended to refer to the datasheet and consult the manufacturer for detailed information.