BQ24008PWP
Product Overview
Category
BQ24008PWP belongs to the category of integrated circuits (ICs) and specifically falls under the power management ICs.
Use
This product is primarily used for managing power in portable electronic devices such as smartphones, tablets, and wearable devices. It provides efficient charging and power management solutions.
Characteristics
- Input voltage range: 4.35V to 6.45V
- Output voltage range: 3.5V to 4.5V
- Charging current: up to 1A
- Standby current: less than 100µA
- Thermal regulation and protection
- Overvoltage and overcurrent protection
Package
The BQ24008PWP comes in a small package known as HTSSOP-20. This package offers good thermal performance and allows for easy integration into various electronic devices.
Essence
The essence of the BQ24008PWP lies in its ability to efficiently manage power by providing regulated charging and power delivery to portable electronic devices.
Packaging/Quantity
The BQ24008PWP is typically available in reels or tubes, with each reel containing 250 units. The exact packaging and quantity may vary depending on the supplier.
Specifications
- Input voltage range: 4.35V to 6.45V
- Output voltage range: 3.5V to 4.5V
- Charging current: up to 1A
- Standby current: less than 100µA
- Operating temperature range: -40°C to 85°C
- Package type: HTSSOP-20
Detailed Pin Configuration
The BQ24008PWP has a total of 20 pins. Here is the detailed pin configuration:
- VBUS: Input voltage from USB port
- AC/DC: Input voltage from an AC/DC adapter
- PG: Power good output
- STAT: Charging status output
- TS: Thermal sense input
- PROG: Charge current programming input
- ISET: Current limit setting input
- VSS: Ground reference
- VBAT: Battery voltage output
- VOUT: Output voltage
- VREF: Reference voltage output
- VCC: Supply voltage input
- EN2: Enable 2 input
- EN1: Enable 1 input
- CE: Charge enable input
- SDA: I2C data input/output
- SCL: I2C clock input
- INT: Interrupt output
- NTC: Negative temperature coefficient input
- THERM: Thermistor input
Functional Features
- Integrated power FETs for charging and system power path management
- Automatic power source selection between USB and AC/DC adapter
- Programmable charge current and termination threshold
- Thermal regulation and protection
- Status outputs for charging and power good indication
- I2C interface for advanced control and monitoring
Advantages and Disadvantages
Advantages
- Efficient power management for portable electronic devices
- Wide input and output voltage range
- Programmable charge current for flexibility
- Integrated thermal regulation and protection
- Compact package for easy integration
Disadvantages
- Limited to specific applications requiring power management
- Requires additional components for complete power management solution
- Relatively complex pin configuration for beginners
Working Principles
The BQ24008PWP operates by intelligently managing the power flow between the input source (USB or AC/DC adapter) and the battery or system load. It automatically selects the appropriate power source and regulates the charging process based on the programmed settings. The integrated thermal regulation ensures safe operation by preventing overheating. The device provides status outputs to indicate the charging progress and power availability.
Detailed Application Field Plans
The BQ24008PWP is widely used in various portable electronic devices, including smartphones, tablets, smartwatches, and other wearable devices. It is also suitable for applications where efficient power management and charging are required, such as portable medical devices, wireless headphones, and handheld gaming consoles.
Detailed and Complete Alternative Models
- BQ24008RGTR: Similar specifications and features, but comes in a different package (QFN-20)
- BQ24009RHLR: Higher charging current capability (up to 1.5A) with similar features
- BQ24007PWPR: Lower charging current capability (up to 500mA) with similar features
These alternative models provide options based on specific requirements and preferences while maintaining similar functionality and characteristics.
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Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi BQ24008PWP dalam penyelesaian teknikal
Sure! Here are 10 common questions and answers related to the application of BQ24008PWP in technical solutions:
Question: What is the BQ24008PWP?
Answer: The BQ24008PWP is a highly integrated single-cell Li-Ion battery charger IC.Question: What is the input voltage range for the BQ24008PWP?
Answer: The input voltage range is from 4.35V to 6.5V.Question: What is the maximum charge current supported by the BQ24008PWP?
Answer: The BQ24008PWP supports a maximum charge current of 1A.Question: Can the BQ24008PWP be used with other battery chemistries besides Li-Ion?
Answer: No, the BQ24008PWP is specifically designed for Li-Ion batteries.Question: Does the BQ24008PWP have overvoltage protection?
Answer: Yes, the BQ24008PWP has built-in overvoltage protection to prevent damage to the battery.Question: Can the BQ24008PWP be used in portable devices?
Answer: Yes, the BQ24008PWP is suitable for use in portable devices such as smartphones, tablets, and wearable devices.Question: Does the BQ24008PWP support USB charging?
Answer: Yes, the BQ24008PWP supports USB charging and can be connected to a USB port for charging.Question: Is the BQ24008PWP programmable?
Answer: No, the BQ24008PWP does not have programmable features. It operates based on its internal circuitry.Question: What is the thermal shutdown temperature of the BQ24008PWP?
Answer: The thermal shutdown temperature is approximately 150°C.Question: Can the BQ24008PWP be used in parallel to charge multiple batteries?
Answer: No, the BQ24008PWP is designed for single-cell charging and cannot be used in parallel for multiple batteries.
Please note that these answers are general and may vary depending on the specific application and implementation of the BQ24008PWP. It is always recommended to refer to the datasheet and consult with the manufacturer for detailed information.