BQ24210DQCR

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BQ24210DQCR

+Nomenclature

IC BATT CHG LI-ION 1CELL 10WSON

  • FabricantTexas Instruments

  • Pièce fabricant #BQ24210DQCR

  • Package WFDFN-10

  • En stock3270

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Spécifications

Attribut Valeur
Package / Case Tape & Reel (TR),Cut Tape (CT)
Part Status Active
Battery Chemistry Lithium Ion
Number of Cells 1
Current - Charging Constant - Programmable
Fault Protection Over Temperature, Over Voltage, Short Circuit
Charge Current - Max 800mA
Battery Pack Voltage 4.2V
Voltage - Supply (Max) 18V
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount

Présentation

Description

The BQ24210DQCR is a single-input, single-cell Li-Ion and Li-Polymer battery charger designed for portable applications. Manufactured by Texas Instruments, it features a highly efficient and compact design ideal for space-constrained devices. This device supports a USB input, making it suitable for charging devices via a USB port, and ensures safe and efficient charging through its built-in protection features such as thermal regulation, input over-voltage protection, and a battery temperature monitor.
The BQ24210DQCR operates in three main modes: pre-charge, constant current, and constant voltage, allowing for comprehensive battery charging management. Its automatic power path management ensures simultaneous system operation and battery charging without compromising performance. The charger also includes a power good output to indicate the presence of a valid input source and a charge status output to signal charging conditions.
Overall, the BQ24210DQCR is ideal for applications needing efficient battery management with limited space, such as wearable devices and low-power consumer electronics.

Equivalent

The BQ24210DQCR is a single-cell lithium-ion battery charger from Texas Instruments. Equivalent products from other manufacturers include the MCP73831 from Microchip, the TP4056 from TC4056, and the MAX1555 from Maxim Integrated. These alternatives offer similar functionalities in terms of charging capabilities and are suitable for low-power charging applications. Always ensure the equivalent matches specific design requirements such as voltage, current ratings, and package type.

Features

The BQ24210DQCR is a highly efficient battery management IC designed for portable devices. Key features include:
1. Single-Cell Li-Ion/Li-Polymer Compatibility: Optimized for single-cell lithium-ion and lithium-polymer battery applications.
2. Integrated Power Path: Ensures continuous power to the system even when the battery is deeply discharged or absent.
3. Efficiency: High-efficiency synchronous switch-mode charger with up to 92% efficiency reduces heat generation and power loss.
4. Input Voltage Range: Supports a wide input voltage range, typically from USB or adapter sources.
5. Charge Current Programmability: Allows flexible setting of charge current to suit different battery specifications.
6. Safety Features: Includes over-voltage protection, over-current protection, and thermal regulation to ensure safe operation and battery protection.
7. Automatic Power Source Selection: Seamlessly switches between input power and battery to maintain system operation.
8. Compact Package: Offered in a small footprint, ideal for space-constrained applications.
These features make the BQ24210DQCR suitable for use in a variety of portable and space-limited applications, ensuring efficient and safe battery charging and management.

Pinout

The BQ24210DQCR is a single-input, single-cell Li-Ion battery charger from Texas Instruments. It is designed for low-power portable applications. The device comes in a compact 2 mm × 2 mm 8-pin WSON package. Here is a brief description of its pin functions:
1. VSS (Pin 1): Ground reference for the device.
2. IN (Pin 2): Input voltage pin where an external DC input is applied.
3. OUT (Pin 3): System output pin connected to the battery.
4. TS (Pin 4): Temperature sense input; connects to an NTC thermistor for monitoring battery temperature.
5. CE (Pin 5): Charge enable input; active low to enable charging.
6. STAT (Pin 6): Open-drain status output; indicates charging, charge complete, or fault conditions.
7. ISET (Pin 7): Current set pin; used to program the charge current by connecting a resistor to ground.
8. PG (Pin 8): Open-drain power good indicator; indicates when the input voltage is above the undervoltage lockout threshold.
The BQ24210DQCR provides efficient charging, safety features, and status indication, making it suitable for various battery-powered applications.

Manufacturer

The BQ24210DQCR is manufactured by Texas Instruments (TI). Texas Instruments is an American technology company that designs and manufactures semiconductors and various integrated circuits, which are used in electronic systems worldwide. TI is known for its innovation in analog and embedded processing products. Their products serve industries such as automotive, industrial, consumer electronics, communications equipment, and enterprise systems. Texas Instruments is well-regarded for its research and development capabilities, contributing significantly to advancements in electronics and technology solutions.

Application

The BQ24210DQCR is a highly integrated Li-ion linear battery charger IC designed for small form factor applications. Its application areas include:
1. Wearable Devices: Due to its compact size and efficient charging capabilities.
2. Fitness Trackers: Offers reliable power management in space-constrained environments.
3. Bluetooth Headsets: Ensures efficient and safe battery charging.
4. IoT Devices: Supports low-power, always-connected devices.
5. Portable Medical Devices: Provides dependable power in critical applications.
6. Smartwatches: Ensures fast and efficient charging.
These features make it suitable for any application requiring efficient, compact, and reliable battery charging solutions.

Package

The BQ24210DQCR is a battery charge management IC with its package type being the DSBGA (Die-Size Ball Grid Array) format, specifically with 12 pins. This compact package is suitable for small, space-constrained applications.

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