BQ24040DSQR

The BQ24040DSQR is a linear, single-cell lithium-ion (Li-Ion) and lithium-polymer battery charger from Texas Instruments. Designed for compact, portable applications, it supports both USB and adapter power sources. The device operates with a maximum input voltage of 10.2V and a charge current of up to 1A.
Featuring power path management, the BQ24040 ensures that the system can run even with a deeply discharged battery by drawing power directly from the source. It includes safety features like thermal regulation, overvoltage protection, and a timer to prevent overcharging. Moreover, the device offers a preconditioning mode for deeply discharged batteries and a status output for charging indication.
The BQ24040DSQR is housed in a small, thermally efficient 10-pin MSOP package, making it suitable for space-constrained designs. Its low quiescent current contributes to extended battery life, and it offers a straightforward configuration with minimal external components, ideal for simplifying the design of battery-powered products.

The BQ24040DSQR is a linear battery charger IC from Texas Instruments. Equivalent products include the Microchip MCP73831, Analog Devices LTC4054, and MaxLinear/Exar SPX3819. These alternatives offer similar functionalities for single-cell lithium-ion/lithium-polymer battery charging and might have differences in specific features or ratings, so it’s important to compare specifications to ensure compatibility with your application.

The BQ24040DSQR is a single-cell Li-Ion or Li-Polymer battery charger with the following key features:
1. Input Voltage Range: Supports a wide input voltage range from 4.5V to 6.4V.
2. Charge Current: Programmable charge current up to 1A, enabling flexible applications.
3. Thermal Regulation: Integrated thermal regulation optimizes charging performance by adjusting the charge current to maintain optimal temperature.
4. Charge Termination: Automatic charge termination based on minimum current, ensuring safe and efficient charging.
5. Status Indication: LED indication for charging status and fault detection.
6. Safety Features: Includes protection against overvoltage, overcurrent, and thermal faults to enhance reliability and safety.
7. Small Package: Comes in a small 10-pin QFN package, saving space in compact designs.
8. Battery Detection: Automatically detects battery presence to initiate charging.
9. Pre-charge Mode: Includes pre-charge mode for deeply discharged batteries.
10. Power Path Management: Allows simultaneous battery charging and powering of a system.
These features make the BQ24040DSQR suitable for portable electronics and applications requiring efficient battery charging and management.

The BQ24040DSQR is a single-cell Li-Ion and Li-Polymer linear battery charger IC from Texas Instruments, designed for portable applications. It is housed in a 10-pin WSON (DSQ) package. The device manages the charging process by providing features such as thermal regulation, battery temperature monitoring, and charge status indicators.
Key functions of the BQ24040 include:
1. Power Path Management: Ensures efficient power utilization and management during charging.
2. Charge Termination: Automatically terminates charging when the battery is fully charged.
3. Battery Detection: Identifies the presence of a battery for appropriate charging action.
4. Safety Features: Includes protection against over-voltage, over-current, and thermal hazards.
5. Charge Status Outputs: Provides visual indicators (LEDs) for charge status.
The 10-pin configuration facilitates these functions through dedicated pins for input, output, status indication, and control, making it suitable for compact and efficient battery charging solutions.

The BQ24040DSQR is manufactured by Texas Instruments. Texas Instruments, often abbreviated as TI, is an American technology company that designs and manufactures semiconductors and various integrated circuits. They are well-known for developing components used in a wide range of electronic devices, including calculators, microcontrollers, and power management devices like the BQ24040DSQR. TI serves various industries, including automotive, industrial, personal electronics, communications equipment, and enterprise systems, making it a prominent player in the global electronics market.

The BQ24040DSQR is a highly integrated single-cell Li-Ion and Li-Polymer battery charger. It is primarily used in applications requiring efficient and compact charging solutions. Key application areas include:
1. Portable Electronics: Ideal for devices like smartphones, tablets, and wearable technology.
2. Medical Devices: Suitable for portable medical equipment due to reliable charging capabilities.
3. Industrial Equipment: Used in handheld industrial tools and scanners.
4. Consumer Electronics: Applicable in digital cameras, wireless headphones, and similar gadgets.
5. Power Banks: Facilitates efficient charging in power bank devices.
Its compact design and advanced features make it suitable for compact and low-power applications.

The BQ24040DSQR is a battery management IC manufactured by Texas Instruments. It is packaged in a 10-pin WSON (DSQ) package with a size of 2.5 mm x 2.5 mm. This type of package is suitable for compact applications due to its small footprint and enhanced thermal performance.