BQ25303JRTER

Overview of BQ25303JRTER

The BQ25303JRTER is a charger IC optimized for high-efficiency, synchronous switch-mode buck charging operations. It provides excellent performance for portable applications such as smartphones, tablets, and wearable devices to manage battery charging.

Pinout

The BQ25303JRTER pinout refers to the configuration and function of each pin in its WQFN (RTE)-16 package. This package typically includes a diagram showing the layout of the pins when viewed from the top down with pins named sequentially. Each pin on the BQ25303JRTER has a specific role such as power supply input, ground connection, or signal interface. The pinout details are crucial for integrating this component into a circuit as they ensure correct connections for optimal device performance. Designers and engineers must refer to the datasheet provided by the manufacturer to get accurate information regarding each pin's function and electrical characteristics.

Features

• Standalone charger and easy to configure: The BQ25303JRTER is designed for standalone charging operations, making it easy to integrate into various portable devices.
• High-efficiency, 1.2-MHz, synchronous switch-mode buck charger: This feature enables high charge efficiency at 2A from 5-V input for 1-cell battery (92.5%) and 9-V input for 1-cell battery (91.8%).
• Single input to support USB input and high voltage adaptors: The BQ25303JRTER supports a wide range of input voltages from 4.1-V to 17-V with an absolute maximum input voltage rating of 28-V.
• High integration: This feature includes integrated reverse blocking and synchronous switching MOSFET, internal input and charge current sense, internal loop compensation, and integrated bootstrap diode.
• 4.1-V / 4.2-V / 4.35-V / 4.4-V charge voltage: The BQ25303JRTER supports multiple charge voltages for various battery types.
• 3.0-A charging current: This feature enables fast and efficient charging operations.
• Fault detection and protection: The BQ25303JRTER includes fault detection and protection mechanisms to prevent damage to the device or battery during charging operations.

Applications

• Smartphones and tablets: The BQ25303JRTER is designed for use in portable devices such as smartphones and tablets, providing efficient and safe charging operations.
• Wearable devices: This charger IC is suitable for wearable devices that require high-efficiency charging operations.
• Portable power banks: The BQ25303JRTER can be used in portable power banks to charge multiple devices efficiently and safely.
• Automotive applications: This charger IC is suitable for use in automotive applications, such as charging systems for electric vehicles or hybrid vehicles.

Equivalents

For similar functionalities, consider these alternatives to the BQ25303JRTER:

• BQ24710: This charger IC is a high-efficiency, synchronous switch-mode buck charger suitable for use in portable devices.
• TPS61200: This charger IC is a high-efficiency, synchronous switch-mode buck charger designed for use in portable devices and automotive applications.
• MAX17503: This charger IC is a high-efficiency, synchronous switch-mode buck charger suitable for use in portable devices and industrial applications.

Frequently Asked Questions

Q: What is the maximum charging current of the BQ25303JRTER?
A: The maximum charging current of the BQ25303JRTER is 3.0 A.

Q: What is the input voltage range of the BQ25303JRTER?
A: The input voltage range of the BQ25303JRTER is from 4.1-V to 17-V with an absolute maximum input voltage rating of 28-V.

Q: Is the BQ25303JRTER suitable for use in automotive applications?
A: Yes, the BQ25303JRTER is suitable for use in automotive applications such as charging systems for electric vehicles or hybrid vehicles.

Q: What is the package size of the BQ25303JRTER?
A: The package size of the BQ25303JRTER is WQFN (RTE)-16, which is a compact package suitable for use in portable devices with limited space.