BQ25302RTER

Images are for reference only

BQ25302RTER

IC BATT CHG LI-ION 1CELL 16WQFN

100% Original & New

24 Hours ready to ship

365 Days Warranty

RFQ & Get more Discounts

Specifications

Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
BatteryChemistry Lithium Ion/Polymer
NumberofCells 1
Current-Charging Constant - Programmable
ProgrammableFeatures Current
FaultProtection Over Current, Over Voltage, Short Circuit
ChargeCurrent-Max 2A
BatteryPackVoltage 4.4V
Voltage-Supply(Max) 6.2V
Interface USB
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 16-WFQFN Exposed Pad

Overview

Description

The BQ25302RTER is a highly integrated, single-cell battery charger IC designed for applications requiring high-efficiency power management, such as wearable devices, IoT gadgets, and portable electronics. Manufactured by Texas Instruments, this device offers a wide input voltage range and supports fast charging to optimize battery performance and lifespan.
Key features include a high-efficiency switch-mode charge architecture, adjustable charge current up to 3 A, and a USB On-the-Go (OTG) function for powering external devices. The BQ25302RTER also provides a host of safety features such as thermal regulation, overvoltage protection, and battery temperature monitoring to ensure reliable operation.
The device is equipped with programmable parameters allowing flexibility in design, including charge current, termination setting, and pre-charge current. It also supports I2C communication for seamless integration with microcontrollers or other control units, enabling system-level customization and diagnostics.
Packaged in a compact VQFN package, the BQ25302RTER is suitable for space-constrained applications. This charger IC is ideal for designers looking for efficient, versatile, and safe battery charging solutions in compact and portable electronic devices.

Features

The BQ25302RTER is a highly integrated battery charge management IC by Texas Instruments, designed specifically for portable devices. Key features include:
1. Input Voltage Range: Supports a wide input voltage range from 3.5V to 24V, making it suitable for various power sources including USB and adapters.
2. Charging Capability: Offers a fast charge current capability of up to 3A, optimizing charging times for single-cell Li-Ion and Li-Polymer batteries.
3. Efficiency: High-efficiency switch-mode charging minimizes heat and maximizes battery life.
4. Protection Features: Includes various safety mechanisms such as input over-voltage protection, battery temperature monitoring, and reverse current blocking to ensure safe operation.
5. Power Path Management: Features dynamic power path management (DPPM), allowing simultaneous charging and system operation.
6. I2C Interface: A 400kHz I2C interface is available for configuration, status monitoring, and control, offering flexibility in power management.
7. Small Package: Comes in a compact 24-pin VQFN package, making it ideal for space-constrained applications.
These features make the BQ25302RTER a versatile and efficient choice for managing battery charging in a wide range of electronic devices.

Package

The BQ25302RTER is packaged in a 16-pin WQFN (Wettable Flank Quad Flat No-leads) package, commonly used for compact electronic components.

Pinout

The BQ25302RTER is a single-cell USB battery charger with an I2C interface, designed by Texas Instruments. It comes in a 16-pin WQFN (RTE) package. The key functions of the BQ25302RTER include:
1. Battery Charging: It supports fast charging of single-cell Li-Ion and Li-Polymer batteries.
2. Power Path Management: It allows the system to be powered even when the battery is deeply discharged.
3. I2C Interface: For easy configuration and status monitoring.
4. Integrated Features: Such as thermal regulation, input voltage regulation, and protection features including over-current, over-voltage, and short-circuit protection.
5. Input Source Detection: It can automatically detect the input power source type.
The device is meant for use in applications where efficient battery management is critical, such as in smartphones, tablets, and other portable electronics. For precise pin functions and detailed descriptions, reviewing the device's datasheet is recommended, as it provides comprehensive information on each pin's role and operational parameters.

Manufacturer

The BQ25302RTER is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and produces a wide range of analog and embedded processing chips. These products are used in various applications, including consumer electronics, automotive systems, industrial equipment, and communication devices. TI is known for its innovation and extensive portfolio of products that serve multiple industries.

Application

The BQ25302RTER is a highly efficient battery charger IC primarily used in applications requiring compact and efficient power management. It is commonly applied in wearable devices, IoT gadgets, portable electronics, and smartphones. Its small form factor and advanced charging features make it suitable for devices where space saving and efficient power conversion are crucial. The IC supports fast charging, multiple battery chemistries, and offers protective features, making it ideal for modern portable electronic applications.

Equivalent

The BQ25302RTER is a battery charger IC from Texas Instruments. Equivalent products include the MCP73831 from Microchip, the MAX1811 from Maxim Integrated, the LTC4054 from Analog Devices, and the TP4056 from TP Microelectronics. These alternatives offer similar functionalities but vary in specific features and parameters, so it's important to compare data sheets to ensure compatibility with your application.

Shipping

Shipping MethodsWe

offer global shipping services through DHL, FedEx, TNT, UPS, or any other forwarder of your choice.


Shipping Fee Reference (DHL/FedEx):

DHL: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 2-5 business days.

FedEx: Shipping cost ranges from $25-$40 (0.5kg), with an estimated delivery time of 3-7 business days.

UPS: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 3-7 business days.

TNT: Shipping cost ranges from $25-$65 (0.5kg), with an estimated delivery time of 3-7 business days.

EMS: Shipping cost ranges from $30-$50 (0.5kg), with an estimated delivery time of 7-15 business days.

Registered Air Mail: Shipping cost is $2-$4 (0.1kg), with an estimated delivery time of 5-20 business days.

Payments

Payment Methods

The Payment term is 100% Prepaid.

Currently, we only accept the below payment methods:

1. PayPal

2. Credit/ Debit Card

3. Wire Transfer