Overview
The BQ24172RGYR, produced by Texas Instruments, is a highly efficient battery charger IC designed for single-cell Li-ion and Li-polymer batteries. This model is part of TI's advanced power management portfolio, targeting portable electronic devices such as smartphones, tablets, and other battery-powered gadgets. Its compact design and robust feature set make it a competitive choice in the market for battery charging solutions.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Input Voltage Range | 4.5 - 17 | V | |
| Charging Current | Up to 1.5 | A | |
| Battery Voltage | 4.2 | V | For Li-ion |
| Operating Temperature | -40 to 85 | °C | |
| Package | 24-VFQFN | Compact form factor |
Key Features
- Integrated dynamic power path management (DPPM) for simultaneous system and battery charging.
- High efficiency with up to 1.5A charging current, suitable for fast charging applications.
- Supports USB input with 100mA and 500mA current limits, ensuring compliance with USB-IF standards.
- Over-voltage protection and thermal regulation to safeguard the device and battery.
- Compact 24-VFQFN package, ideal for space-constrained applications.
Applications
The BQ24172RGYR is widely used in portable electronic devices that require efficient and reliable battery charging. Its applications include but are not limited to smartphones, tablets, portable media players, and handheld gaming devices. The IC's ability to manage power dynamically makes it particularly suitable for devices that need to operate while charging, ensuring uninterrupted user experience.
Q & A
What is the maximum charging current supported by BQ24172RGYR?
The BQ24172RGYR supports a maximum charging current of 1.5A, making it suitable for fast charging applications.
Can BQ24172RGYR charge a battery while powering the device?
Yes, it features dynamic power path management (DPPM) that allows simultaneous charging and system operation.
What type of battery is compatible with BQ24172RGYR?
It is designed for single-cell Li-ion and Li-polymer batteries.
Does BQ24172RGYR support USB charging?
Yes, it supports USB input with selectable current limits of 100mA and 500mA.
What is the input voltage range for BQ24172RGYR?
The input voltage range is from 4.5V to 17V.
Is there over-voltage protection in BQ24172RGYR?
Yes, it includes over-voltage protection to safeguard the device and battery.
What is the operating temperature range of BQ24172RGYR?
It operates within a temperature range of -40°C to 85°C.
What package does BQ24172RGYR come in?
It comes in a compact 24-VFQFN package.
Can BQ24172RGYR be used in automotive applications?
While primarily designed for portable electronics, it can be used in automotive applications if the operating conditions are met.
Does BQ24172RGYR have thermal regulation?
Yes, it includes thermal regulation to prevent overheating during operation.
