BQ24103RHLR

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BQ24103RHLR

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IC BATT CHG LI-ION 1-2CEL 20VQFN

  • FabricanteTexas Instruments

  • Peça do Fabricante #BQ24103RHLR

  • Em Estoque4808

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Especificações

Atributo Valor
Series bqSWITCHER™
Part Status Active
Base Product Number BQ24103
Battery Chemistry Lithium Ion/Polymer
Number of Cells 1 ~ 2
Current - Charging Constant - Programmable
Programmable Features Current, Timer
Fault Protection Over Temperature, Over Voltage
Charge Current - Max 2A
Battery Pack Voltage 8.4V
Voltage - Supply (Max) 16V
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount
Package 20-VFQFN Exposed Pad
Supplier Device Package 20-VQFN (3.5x4.5)
Packaging Bulk, Cut Tape (CT), Tape & Reel (TR)

Visão Geral

Description

The BQ24103RHLR is a highly integrated Li-Ion and Li-Polymer linear battery charger from Texas Instruments. Designed primarily for portable applications, it efficiently manages the charging process from either USB or AC adapter sources. The device is capable of pre-conditioning deeply discharged batteries, as well as handling the charging and termination of full batteries with precision. It features dynamic power path management, which allows the system to be powered directly from the adapter, ensuring seamless operation even if the battery is deeply discharged or absent.
Key characteristics include programmable charge current, safety timers, and an integrated power FET, which reduces external component count. Thermal regulation optimizes charge rate for environmental conditions, and its status pins provide charge status feedback. The compact footprint (available in a QFN package) makes it suitable for space-constrained applications, like smartphones, tablets, and other portable devices. Safety features include over-voltage protection, thermal shutdown, and battery temperature monitoring, ensuring reliable and safe operation. Overall, the BQ24103RHLR is a versatile solution for efficient battery management in modern electronic devices.

Equivalent

The BQ24103RHLR is a battery charger IC from Texas Instruments. Equivalent products with similar functionality include the MCP73871 from Microchip, the LTC4060 from Analog Devices, and the MAX1879 from Maxim Integrated. It's important to compare the specifications such as charging current, supported battery types, input voltage range, and additional features to ensure compatibility with your specific application. Always refer to the latest datasheets for precise matching.

Features

The BQ24103RHLR is a highly integrated single-cell Li-Ion and Li-Polymer battery charge management IC. Key features include:
1. Input Source Flexibility: Supports USB or AC adapter inputs.
2. Charge Rate Control: Up to 1.5A fast-charge current.
3. Power Path Management: Simultaneously powers the system and charges the battery.
4. Battery Detection: Automatically detects battery presence to optimize charge management.
5. Thermal Regulation: Manages charge current to prevent overheating.
6. Safety Features: Includes over-voltage, over-current, and short-circuit protection.
7. Status Indication: Provides charge status and fault indication outputs.
8. Efficiency: High efficiency synchronous switching mode reduces power loss.
9. Compact Package: Available in a small VQFN package, suitable for space-constrained applications.
10. Battery Conditioning: Pre-charge and termination functionality to enhance battery life.
These features make the BQ24103RHLR suitable for portable devices, optimizing both charging performance and battery longevity.

Pinout

The BQ24103RHLR is a battery charger IC from Texas Instruments, primarily used for charging single-cell Li-Ion and Li-Polymer batteries. It is part of the BQ2410x family of devices.
- Pin Count: The BQ24103RHLR is housed in a 20-pin QFN (Quad Flat No-leads) package.

- Function: The device manages the charging process, including pre-conditioning, constant current, and constant voltage charging phases. It integrates power FETs, a reverse-blocking diode, and current sensing, which simplifies the design and reduces the need for external components. Key features include programmable charge current, thermal regulation, and a built-in power path to prioritize charging efficiency and safety. The IC is designed for portable applications, including smartphones, tablets, and other mobile devices. Its compact design and high integration level make it suitable for space-constrained applications.
For precise pin assignments, refer to the datasheet or technical documentation provided by Texas Instruments.

Manufacturer

The BQ24103RHLR is manufactured by Texas Instruments. Texas Instruments (TI) is an American technology company that designs and manufactures semiconductors and various integrated circuits, which are used in a wide array of electronic devices. TI is known for its innovation and leadership in the semiconductor industry, offering solutions for analog and embedded processing products. The company serves a diverse range of markets, including automotive, industrial, personal electronics, communications equipment, and enterprise systems. Texas Instruments is recognized for its focus on research and development, leading to significant advancements in electronics and technology.

Application

The BQ24103RHLR is a highly integrated lithium-ion battery charge management IC designed for portable and handheld applications. Its key application areas include:
1. Mobile Phones and Smartphones: Efficient battery charging and management in compact form factors.
2. Tablets and Portable Media Players: Ensuring reliable battery performance and longevity.
3. Power Banks: Efficiently managing charging cycles and maintaining battery health.
4. Wireless Accessories: Providing compact solutions for charging and power management.
5. Digital Cameras and Camcorders: Ensuring quick and safe battery charging for longer usage.
6. Handheld Gaming Devices: Managing power efficiently to extend playtime.
Its versatility makes it suitable for any portable device requiring efficient and safe battery charging solutions.

Package

The BQ24103RHLR is housed in a 20-pin VQFN (Very Thin Quad Flat No-Lead) package, which is compact and suitable for space-constrained applications.

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