BQ21061YFPR

The BQ21061YFPR is a battery management IC designed for lithium-ion or lithium polymer battery charging applications. It is optimized for small, portable devices such as smartphones, tablets, and other consumer electronics. This device features a high-efficiency linear charger with an adjustable charge current, allowing it to accommodate various battery sizes and types.
Key features include input voltage protection, thermal regulation, and a programmable timer to prevent overcharging. The BQ21061YFPR supports various charging profiles and includes an integrated power path management system, which allows the system to draw power from the input source while charging the battery.
Its compact package and low quiescent current make it suitable for battery-operated applications, ensuring minimal power draw during standby. Overall, the BQ21061YFPR is a versatile solution for efficient battery management, ensuring safety and longevity for lithium-based battery systems.

The BQ21061YFPR is a highly integrated battery charger designed for single-cell lithium-ion (Li-ion) or lithium-polymer (LiPo) batteries. Key features include:
1. High Efficiency: It provides efficiency up to 95%, minimizing heat generation during charging.
2. Wide Input Voltage Range: Operates from 4.5V to 24V, making it suitable for various power sources.
3. Current Regulation: Supports programmable charge current settings, allowing flexibility in charging rates.
4. Integrated Power Path Management: Enables simultaneous charging and system load operation.
5. Thermal Regulation: Features thermal regulation to prevent overheating during charging.
6. Safety Features: Includes over-voltage protection, over-current protection, and temperature monitoring for enhanced safety.
7. Compact Package: Comes in a small YFP package, ideal for space-constrained designs.
8. Status Indicators: Provides status outputs for charge and fault conditions.
This makes the BQ21061YFPR suitable for applications in portable electronics, wearables, and IoT devices.

The BQ21061YFPR is packaged in a VQFN (Very Thin Quad Flat No-lead) format. Specifically, it is a 16-pin package with a size of 3mm x 3mm, designed for compact applications.

The BQ21061YFPR is a battery management IC from Texas Instruments designed for lithium-ion battery charging. It features a 16-pin TQFN package.
Pin Count: 16 pins
Functions of Key Pins:
1. VIN (Pin 1): Input voltage for the charger.
2. GND (Pin 2): Ground reference.
3. BAT (Pin 3): Battery connection for charging.
4. CHG (Pin 4): Charge status output.
5. TS (Pin 5): Temperature sensing input for battery protection.
6. ISET (Pin 6): Sets the charging current.
7. PROG (Pin 10): Programming pin for various settings.
8. CE (Pin 11): Chip enable pin.
9. VREG (Pin 15): Regulated voltage output for powering other components.
The device offers features like adjustable charging current, thermal regulation, and protection against overvoltage and overcurrent, making it suitable for portable applications.

The BQ21061YFPR is manufactured by Texas Instruments, Inc. Texas Instruments, commonly referred to as TI, is an American technology company renowned for designing and manufacturing semiconductor devices and various integrated circuits. Founded in 1930, TI is a leading player in the electronics industry, specializing in products for analog and digital signal processing, embedded processors, and various applications such as automotive, industrial, and consumer electronics. The BQ21061 is a battery management IC designed for lithium-ion battery charging, reflecting TI's focus on power management solutions.

The BQ21061YFPR is a battery management IC primarily used in portable devices such as smartphones, tablets, and wearable technology. It is designed for lithium-ion battery charging and management, providing features like power path management, battery fuel gauging, and over-voltage protection. Its applications extend to rechargeable battery packs in consumer electronics, medical devices, and other battery-operated equipment, ensuring optimal battery performance and safety.

The BQ21061YFPR chip is a battery charger IC primarily designed for lithium-ion batteries. Equivalent products include the BQ21062, BQ24105, and MCP73831, which offer similar functionality. It’s essential to verify specifications like input voltage, charge current, and features (e.g., thermal regulation, battery type) to ensure compatibility for your application.