BQ24295RGER

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BQ24295RGER

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IC BATT CHG LI-ION 1CELL 24VQFN

  • Nhà sản xuấtTexas Dụng cụ

  • Ông. Phần #BQ24295RGER

  • Gói VQFN-24

  • Có sẵn7507

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Thông số kỹ thuật

thuộc tính Giá trị
Package Tape & Reel (TR),Cut Tape (CT),Bulk
ProductStatus Active
BatteryChemistry Lithium Ion/Polymer
NumberofCells 1
Current-Charging Constant - Programmable
ProgrammableFeatures Current
FaultProtection Over Current, Over Temperature, Over Voltage
ChargeCurrent-Max 3A
BatteryPackVoltage 4.4V (Max)
Voltage-Supply(Max) 6.2V
Interface I²C, USB
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 24-VFQFN Exposed Pad

Tổng quan

Description

The BQ24295RGER is a highly integrated single-cell Li-Ion battery charger and system power management device from Texas Instruments. It is designed to efficiently charge a single-cell Li-Ion or Li-Polymer battery from a USB port or a wireless charging puck. The device supports a wide input voltage range from 3.9V to 10.5V, making it suitable for various power sources.
Key features include a programmable charge current up to 3A, dynamic power path management (DPPM) to prioritize system load and optimize battery charging, and battery supplement mode to ensure power availability when the input source is insufficient. It also includes safety features like thermal regulation, over-voltage protection, and battery temperature monitoring, which are crucial for secure operation.
Additionally, the BQ24295RGER integrates I²C communication for adjustable settings and status monitoring, making it ideal for applications in smartphones, tablets, and other portable devices. Its compact 2.5mm x 2.5mm QFN package and high efficiency make it suitable for space-constrained and energy-sensitive applications.

Equivalent

The BQ24295RGER is a highly integrated, single-cell Li-Ion battery charge management and system power path management device by Texas Instruments. Equivalent products might include:
1. Microchip MCP73871: A similar power management IC with integrated charge management.
2. Analog Devices LTC4020: A versatile power manager with similar functionality.
3. Maxim Integrated MAX14748: A comparable battery charger and power path management IC.
Each may have differences in features or specs, so verify compatibility with your specific requirements.

Features

The BQ24295RGER is a highly integrated single-cell Li-Ion battery charger and power-path management device. It features a wide input voltage range of 3.9V to 6.2V, supporting USB and adapter modes. The device includes a 3.5A switch-mode charger with high efficiency, and it can operate with an input current of up to 3.1A. It supports various charging profiles and offers dynamic power path management, which ensures power delivery to the system while charging the battery.
The BQ24295RGER also integrates a battery FET that provides reverse current, short-circuit, and thermal protections. It includes features like automatic power source detection and selection, enabling seamless transition between power supplies. Additionally, it supports I2C interface for communication, allowing easy configuration and monitoring. The device incorporates a programmable charge current, voltage, and termination, along with safety timers to prevent overcharging. Its compact QFN package makes it suitable for space-constrained applications such as smartphones, tablets, and other portable electronics.

Pinout

The BQ24295RGER is a highly integrated single-cell Li-Ion battery charge management IC with pin count and functions as follows:
- 24 Pins: The device is housed in a 24-pin VQFN (Very Thin Quad Flat No-lead) package.
- Pin Functions:
- VBUS (1): Input for external power.
- PMID (2): Power output from the internal power FET.
- USB (3): USB input interface.
- OTG (4): Boost mode enable.
- SYS (5): System output.
- BAT (6): Battery connection.
- TS (7): Temperature sensor input.
- ILIM (8): Input current limit set.
- CE (9): Charge enable control.
- PG (10): Power good status output.
- STAT (11): Charging status indication.
- INT (12): Interrupt output.
- SCL (13) / SDA (14): I²C communication lines for control and status.
- GND (15, 17, 21, 23): Ground connections.
- D+/D- (16, 18): USB data lines for input current limit detection.
- REGN (19): Internal LDO output.
- BATFET (20): External FET control.
- QON (22): Ship mode control.
- N.C. (24): No connection.
This IC manages power paths, charging, and protection for portable applications.

Manufacturer

The BQ24295RGER is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of integrated circuits and electronic components. TI is known for its innovation in the field of analog and embedded processing technologies, and it serves various industries, including automotive, industrial, personal electronics, communications equipment, and enterprise systems. The company is recognized for its focus on quality and reliability in its products, and it provides extensive support and resources for engineers and designers in the electronics industry.

Application

The BQ24295RGER is a highly integrated, single-cell Li-Ion battery charge management and system power path management device. It's commonly used in applications like smartphones, tablets, portable media players, and wearable devices. The device is designed for space-constrained and battery-operated applications, offering efficient charging, power path management, and I²C communication for customizable configurations. Its ability to support USB input makes it suitable for consumer electronics where USB charging is prevalent. Additionally, features like dynamic power path management and support for power bank applications expand its utility in portable power solutions and backup battery systems.

Package

The BQ24295RGER is a battery charger IC by Texas Instruments, and it comes in a VQFN (Very Thin Quad Flat No-Lead) package. Specifically, it is offered in a 24-pin VQFN package format.

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