BQ24105RHLR

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BQ24105RHLR

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IC BAT CHG MULTCHEM 1-3CL 20VQFN

  • Nhà sản xuấtTexas Dụng cụ

  • Ông. Phần #BQ24105RHLR

  • Gói VQFN (RHL)-20

  • Có sẵn4013

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Thông số kỹ thuật

thuộc tính Giá trị
Package Tape & Reel (TR),Cut Tape (CT)
Series bqSWITCHER™
ProductStatus Active
BatteryChemistry Multi-Chemistry
NumberofCells 1 ~ 3
Current-Charging Constant - Programmable
ProgrammableFeatures Current, Timer
FaultProtection Over Temperature, Over Voltage
ChargeCurrent-Max 2A
BatteryPackVoltage 15.5V
Voltage-Supply(Max) 16V
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 20-VFQFN Exposed Pad

Tổng quan

Description

The BQ24105RHLR is a highly integrated charge management device from Texas Instruments, designed primarily for portable applications such as smartphones, tablets, and other rechargeable battery-operated devices. It features a single-cell Li-ion and Li-polymer battery charger with a wide input voltage range, making it adaptable to various power sources like USB ports and AC adapters.
Key features of the BQ24105RHLR include its ability to perform as a standalone charger, integrating power FETs and eliminating the need for an external MOSFET, which simplifies design and reduces component count. It offers dynamic power-path management, which allows the device to allocate available power efficiently between the system load and battery charging, ensuring optimal battery life and device performance.
The device offers various safety and protection mechanisms, such as over-voltage, over-current, and thermal protection, ensuring reliable and safe operation. It supports I2C communication for flexible control and monitoring, enabling integration into smart power management systems. Compact in design, it is available in a small VQFN package, making it suitable for space-constrained applications.

Equivalent

The BQ24105RHLR is a battery charge management IC from Texas Instruments. Equivalent products include the Microchip MCP73871, the Linear Technology (Analog Devices) LTC4054, and the STMicroelectronics STC4054. These alternatives offer similar functionalities in battery charging management for single-cell Li-Ion/Li-Polymer batteries but may differ in specific features, packaging, and electrical characteristics. Always compare the datasheets for exact specifications to ensure compatibility with your application.

Features

The BQ24105RHLR is a battery charger IC designed by Texas Instruments. Key features include:
1. Single-Cell Li-Ion/Li-Polymer Support: Primarily for single-cell lithium-ion or lithium-polymer battery applications.

2. Switch-Mode Design: Highly efficient switch-mode architecture for fast charging with minimal heat generation.
3. 3.1 MHz Operation: High-frequency operation allows for smaller external components, saving board space.
4. Integrated Power MOSFETs: Reduces external component count and simplifies design.
5. Charge Management: Supports precharge, fast charge, and termination phases with programmable current and voltage settings.
6. Power Path Management: Ensures power distribution between battery, system load, and input source efficiently.
7. Safety Features: Includes overvoltage, undervoltage, overcurrent, and thermal protection.
8. Status and Fault Monitoring: Provides status outputs for monitoring charger operation and fault conditions.
9. Small Package: Offered in a 20-pin QFN package, suitable for space-constrained applications.
These features make the BQ24105RHLR suitable for portable devices requiring efficient and safe battery charging solutions.

Pinout

The BQ24105RHLR is a battery management IC from Texas Instruments, designed for charge management in portable applications. It comes in a 20-pin QFN package.
Key functions include:
1. Charge Management: It provides a complete charging solution for single-cell Li-ion and Li-polymer batteries.
2. Power Path Management: Allows the system to be powered directly from the input or the battery.
3. Dynamic Power Management (DPM): Ensures optimal charging by adjusting the charge current based on input voltage.
4. Battery Detection: Includes features for detecting battery presence and ensuring proper connection.
5. Safety Features: Incorporates over-voltage, under-voltage, over-current, and thermal protection.
This IC is particularly useful in applications requiring efficient battery charging, such as smartphones, tablets, and other portable devices.

Manufacturer

The BQ24105RHLR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and produces a wide array of analog and embedded processing chips. Founded in 1930 and headquartered in Dallas, Texas, TI is known for its innovation in the electronics industry, serving diverse markets including automotive, industrial, personal electronics, and communications equipment. The company focuses on developing technologies that improve energy efficiency, offering solutions that manage power, process data, and enable wireless connectivity.

Application

The BQ24105RHLR is a battery charge management IC used primarily for portable devices. Its application areas include:
1. Smartphones and Tablets: Efficient charging and power management.
2. Wearable Devices: Compact design suitable for small gadgets.
3. Power Banks: Manages charging for external battery packs.
4. Bluetooth Devices: Supports efficient wireless accessory charging.
5. Medical Devices: Ensures safe and reliable charging for portable medical equipment.
6. Handheld Electronics: Suitable for cameras, GPS units, and other portable electronics.
7. Internet of Things (IoT) Devices: Facilitates efficient power management in IoT applications.

Package

The BQ24105RHLR is packaged in a VQFN (Very Thin Quad Flat No-Lead) package. Specifically, it comes in a 20-pin VQFN package, which features a small form factor, making it suitable for compact electronic designs.

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