BQ25303JRTER

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BQ25303JRTER

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STANDALONE 1-CELL 17-V, 3.0-A BA

  • HerstellerTexas Instruments

  • Herstellerteil #BQ25303JRTER

  • Paket WQFN-16

  • Auf Lager4579

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Spezifikationen

Attribut Wert
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
BatteryChemistry Lithium Ion/Polymer
NumberofCells 1
Current-Charging Constant - Programmable
ProgrammableFeatures Current, Voltage
FaultProtection Over Current, Over Temperature, Over Voltage, Short Circuit
ChargeCurrent-Max 3A
BatteryPackVoltage 4.1V, 4.2V, 4.35V, 4.4V
Voltage-Supply(Max) 17V
Interface USB
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 16-WFQFN Exposed Pad

Übersicht

Description

The BQ25303JRTER is a high-efficiency battery management IC designed by Texas Instruments for use in portable electronics. This integrated circuit focuses on charging single-cell lithium-ion and lithium-polymer batteries efficiently and safely. It features a wide input voltage range, typically from 4.5V to 10.8V, allowing flexibility with various power sources.
The BQ25303JRTER supports fast charging with adjustable charge current settings, offering up to 3A of charge current to quickly recharge batteries. It integrates various safety features, including battery temperature monitoring and protection against over-voltage, over-current, and short-circuit conditions, ensuring safe operation in different environments.
Moreover, the IC is engineered for high efficiency, minimizing power loss and heat generation, which is crucial in compact and confined spaces of portable devices. It also includes features like automatic power-path management, which allows simultaneous charging and system operation without disrupting device functionality. The small package size of the BQ25303JRTER and its robust feature set make it suitable for applications in smartphones, tablets, and other portable consumer electronics.

Equivalent

The BQ25303JRTER is a battery charge management IC from Texas Instruments. Equivalent products include:
1. MCP73831 from Microchip Technology.
2. TP4056 from NanJing Top Power ASIC Corp.
3. MAX1811 from Maxim Integrated.
4. LTC4054 from Analog Devices.
5. CN3052A from Consonance Electronics.
Ensure compatibility in terms of specifications such as charging current, input voltage range, and package type when considering alternatives.

Features

The BQ25303JRTER is a single cell battery charger IC designed for efficient power management in portable devices. Key features include:
1. Input Voltage Range: Supports a wide input voltage range suitable for USB or adapter sources.
2. High Charging Efficiency: Utilizes a low-resistance power path to enhance charging efficiency and reduce heat generation.
3. Fast Charging: Capable of fast charging with programmable current settings to optimize charging time.
4. Battery Management: Includes features like battery detection, pre-charge, fast-charge, termination, and temperature monitoring to ensure safe and reliable battery management.
5. Protection Features: Offers over-voltage, over-current, and thermal protection to safeguard the charger and battery.
6. I2C Interface: Equipped with an I2C interface for configuration and status monitoring.
7. Package: Available in a compact VQFN package, making it suitable for space-constrained applications.
These features make the BQ25303JRTER ideal for use in a variety of portable electronics, ensuring efficient and safe battery charging.

Pinout

The BQ25303JRTER is a highly efficient Buck Battery Charge Controller from Texas Instruments, typically available in a 24-pin VQFN (Very Thin Quad Flat No-lead) package. This device is designed for single-cell Li-Ion and Li-Polymer batteries, providing a range of features suitable for portable applications.
Pin Count: 24 pins.
Key Functions:
1. Battery Charging: Supports high-efficiency charging with adjustable charging parameters.
2. Input Voltage Range: Wide input voltage range, allowing flexibility in power source selection.
3. I2C Interface: Allows for programmability and status monitoring.
4. Safety Features: Includes over-voltage protection, short-circuit protection, thermal regulation, and more to ensure safe operation.
5. Power Path Management: Optimizes battery and system management, allowing simultaneous operation and charging.
6. High Efficiency: Supports DCM (Discontinuous Conduction Mode) for improved efficiency in low-load conditions.
7. Adjustable Switching Frequency: Configurable to optimize performance and reduce EMI.
These features make the BQ25303JRTER suitable for applications that require compact and efficient battery charging solutions. Always refer to the device's datasheet for detailed specifications and application guidelines.

Manufacturer

The BQ25303JRTER is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and produces a wide range of electronic products, including integrated circuits and embedded processors. TI is known for its innovation in the electronics industry and serves various sectors, such as automotive, industrial, personal electronics, and communications equipment. The company is headquartered in Dallas, Texas, and has operations worldwide.

Application

The BQ25303JRTER is a highly integrated battery charger IC designed for efficient and compact charging of single-cell Li-Ion and Li-Polymer batteries. Its application areas include:
1. Portable Electronics: Smartphones, tablets, and wearables where space and efficiency are critical.
2. IoT Devices: Ensures reliable power management for connected sensors and gadgets.
3. Medical Devices: Powers portable medical equipment safely and efficiently.
4. Consumer Electronics: Used in devices like Bluetooth speakers and e-readers.
5. Industrial Applications: Suitable for handheld tools and equipment requiring compact and efficient charging solutions.
This IC is ideal for applications demanding small size, low heat generation, and high charging efficiency.

Package

The BQ25303JRTER is a battery charge management IC from Texas Instruments, and it comes in a VQFN (Very Thin Quad Flat No-Lead) package with 16 pins, specifically in a 2.60 mm x 1.60 mm size.

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