BQ25170JDSGR

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BQ25170JDSGR

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IC BATTERY MANAGEMENT

  • ПроизводительТехасские инструменты

  • Мфр. Часть #BQ25170JDSGR

  • Лист данных BQ25170JDSGR DataSheet

  • В наличии8744

365 Дни гарантии качества

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Спецификации

Атрибут Ценность
Part Status Active
Base Product Number BQ25170
Battery Chemistry Lithium Ion/Polymer, Lithium Iron Phosphate
Number of Cells 1
Current - Charging Constant - Programmable
Programmable Features Current, Timer, Voltage
Fault Protection Over Current, Over Temperature, Over Voltage, Short Circuit
Charge Current - Max 800mA
Battery Pack Voltage 4.4V (Max)
Voltage - Supply (Max) 6.6V
Interface USB
Operating Temperature -40°C ~ 125°C (TJ)
Mounting Type Surface Mount
Package 8-WFDFN Exposed Pad
Supplier Device Package 8-WSON (2x2)
Packaging Cut Tape (CT), Tape & Reel (TR)

Обзор

Description

The BQ25170JDSGR is a highly integrated battery management IC designed for portable applications. It features a low-power, high-efficiency battery charger with an input voltage range up to 28V, making it suitable for various power sources, including USB. The device supports various battery chemistries and offers features such as programmable charge current, a built-in FET for reverse blocking, and an integrated power path management function that allows simultaneous charging and system operation.
Key features include an adjustable charge current, thermal regulation, and multiple safety features such as overvoltage and overcurrent protection. Additionally, it supports multiple charge profiles, enhancing its versatility for different battery types.
The BQ25170JDSGR also provides a USB On-the-Go (OTG) capability, allowing the device to act as a power source for peripherals. Its compact package and efficient operation make it an ideal solution for applications such as wearables, IoT devices, and mobile electronics, ensuring reliable power management with minimal board space.

Equivalent

The BQ25170JDSGR is a battery management IC designed for Li-ion battery charging. Equivalent products include the Microchip MCP73831, the Analog Devices LTC4054, and the Texas Instruments BQ25895. These alternatives offer similar functionalities for battery charging and management. Always verify specific features and compatibility before making substitutions.

Features

The BQ25170JDSGR is a highly integrated battery management IC designed for single-cell lithium-ion and lithium-polymer batteries. Key features include:
1. Input Voltage Range: Supports a wide input voltage range, making it compatible with various power sources.
2. Charge Current: Adjustable charge current up to 1A, allowing for efficient battery charging.
3. Battery Protection: Integrated over-voltage, under-voltage, and over-current protection to enhance safety.
4. Low Quiescent Current: Very low quiescent current during operation, ideal for battery-powered applications.
5. I2C Interface: Provides an I2C interface for configuration and monitoring, enabling flexible control.
6. Thermal Regulation: Features thermal regulation to prevent overheating during charging.
7. Battery Status Indicators: Integrated LED indicators for battery status (charging, full, etc.).
8. Compact Package: Offered in a small 3mm x 3mm QFN package, suitable for space-constrained designs.
These features make the BQ25170JDSGR suitable for wearables, portable devices, and IoT applications.

Pinout

The BQ25170JDSGR is a highly integrated battery management IC from Texas Instruments, designed for charging single-cell lithium-ion batteries. It features a 16-pin QFN package (VQFN) with the following key functions:
1. Battery Charger: Supports a variety of charging modes.
2. Input Power Management: Manages input from various power sources.
3. System Load Management: Provides power to the system while charging.
4. Battery Status Monitoring: Includes voltage and current sensing.
5. Thermal Regulation: Protects against overheating during charging.
6. I2C Interface: Allows for communication with a host processor.
7. Protection Features: Includes over-voltage, under-voltage, and over-current protection.
The specific pin assignments and their detailed functions can be found in the datasheet, which provides valuable information for circuit design and implementation.

Manufacturer

The BQ25170JDSGR is manufactured by Texas Instruments, Inc. Texas Instruments (TI) is a global semiconductor design and manufacturing company that specializes in analog and embedded processing technologies. Founded in 1930 and headquartered in Dallas, Texas, TI is one of the largest semiconductor companies in the world.
TI produces a wide range of products, including integrated circuits for applications in automotive, communications, industrial, and consumer electronics. The company is known for its innovations in power management, signal processing, and microcontrollers, catering to a diverse array of markets.
The BQ25170JDSGR specifically is a battery management IC designed for portable devices, offering features such as battery charging and management functions, which are critical in mobile applications. TI's commitment to research and development, alongside its extensive product portfolio, makes it a key player in the semiconductor industry.

Application

The BQ25170JDSGR is a highly integrated battery management IC designed for various applications, primarily in portable devices. Key application areas include:
1. Wearable Devices: Smartwatches and fitness trackers require efficient battery management for extended usage.
2. Medical Devices: Compact battery-operated devices like glucose meters or portable diagnostic tools benefit from reliable charging and protection.
3. IoT Sensors: Low-power environmental sensors that operate on battery power rely on efficient management for long-term operation.
4. Consumer Electronics: Devices like wireless earbuds or portable speakers that require quick charging and safety features.
5. Smart Home Devices: Battery-powered smart home gadgets looking for efficient power management solutions.
Overall, it supports applications needing compact, efficient, and safe battery charging and management.

Package

The BQ25170JDSGR is packaged in a QFN (Quad Flat No-lead) format, specifically in a 16-pin 3mm x 3mm package. This compact design is suitable for space-constrained applications in battery management systems.

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