BQ25071DQCR

The BQ25071DQCR is a highly integrated battery charger IC designed for lithium-ion and lithium-polymer batteries. It features a synchronous buck architecture that enables efficient charging from a wide range of input sources, including USB and wall adapters. The device supports various charging profiles, including constant current (CC) and constant voltage (CV) modes, ensuring safe and effective battery management.
Key features include a programmable charge current, thermal regulation, and protection against overvoltage, overcurrent, and temperature extremes. The BQ25071 also supports USB On-the-Go (OTG) functionality, allowing it to supply power to peripheral devices when needed.
Its small package size and minimal external component requirements make it ideal for portable applications, such as smartphones, tablets, and other handheld devices. The IC's efficiency and robust protection mechanisms help prolong battery life and enhance overall device reliability.

The BQ25071DQCR is a highly integrated Li-Ion battery charger designed for portable applications. Key features include:
1. Input Voltage Range: Supports a wide input voltage range (4.5V to 14V), accommodating various power sources.
2. Charge Current: Offers programmable charge current up to 1A, allowing flexibility based on battery specifications.
3. Thermal Regulation: Implements thermal regulation to prevent overheating during charging.
4. Battery Protection: Features overvoltage, undervoltage, and overcurrent protection to ensure battery safety.
5. Status Indicators: Includes LED indicators for charging status, enabling easy monitoring.
6. Compact Package: Available in a small QFN package, suitable for space-constrained designs.
7. Integrated Power Path: Supports power path management, allowing simultaneous charging and powering of the load.
8. User-Configurable: Allows customization of various parameters through external resistors, providing design flexibility.
These features make the BQ25071DQCR ideal for smartphones, tablets, and other portable devices requiring efficient battery management.

The BQ25071DQCR is packaged in a 2mm x 2mm VQFN (Very Thin Quad Flat No-Lead) package.

The BQ25071DQCR is a battery charger IC with a total of 5 pins. Here are the pin functions:
1. BAT: This pin is connected to the battery and serves as the battery voltage sense input.
2. GND: Ground reference for the device.
3. VCC: Supply voltage input for the chip.
4. REGN: Regulated output voltage, typically used to power external components.
5. CHG: Charge status indicator, used to signal the charging state of the battery.
This IC is designed for single-cell lithium-ion battery charging, featuring various functionalities such as input over-voltage protection and programmable charging current.

The BQ25071DQCR is manufactured by Texas Instruments (TI), a well-known semiconductor company. Texas Instruments specializes in designing and manufacturing various electronic components, including analog, embedded processing, and digital signal processing technologies. TI serves a wide range of industries, including automotive, industrial, communications, and consumer electronics. The BQ25071DQCR is a battery charger IC designed for portable applications, showcasing TI's focus on power management solutions. The company is recognized for its innovation and extensive portfolio of products that support efficient energy management and processing capabilities.

The BQ25071DQCR is primarily used in portable electronic devices for battery management applications. Its key areas include smartphones, tablets, wearables, and other battery-powered gadgets. It supports Li-ion and Li-polymer battery charging, offering features like optimized charging algorithms, thermal regulation, and power path management for efficient energy usage and enhanced battery life.

The BQ25071DQCR chip is a battery charger IC primarily used for Li-ion and Li-polymer batteries. Equivalent products include the BQ25070, BQ25100, and MCP73831. However, always check the specific features like input voltage, charge current, and interface compatibility to ensure proper functionality in your application.