Overview
The BQ25611DRTWR is a highly integrated switch-mode battery charge management and system power path management device from Texas Instruments. Designed for single-cell Li-ion and Li-polymer batteries, this IC is ideal for portable applications such as smartphones, tablets, and other handheld devices. The BQ25611DRTWR offers a compact solution with advanced features like I2C interface, high efficiency, and robust protection mechanisms, making it a competitive choice for modern battery-powered devices.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Input Voltage Range | 3.9 to 6.4 | V | Supports USB input |
| Charge Current | Up to 3.0 | A | Programmable |
| Battery Voltage Range | 3.0 to 4.65 | V | Single-cell Li-ion/Li-polymer |
| Operating Temperature | -40 to 85 | °C | Industrial grade |
| Package | WQFN-20 | - | Compact footprint |
| Efficiency | Up to 92% | % | High efficiency charging |
| Protection Features | Overvoltage, Overcurrent, Thermal Shutdown | - | Comprehensive safety |
Key Features
- Integrated switch-mode charger for single-cell Li-ion/Li-polymer batteries.
- Programmable charge current up to 3.0 A for flexible charging solutions.
- I2C interface for easy configuration and monitoring.
- High efficiency up to 92% for reduced power loss.
- Comprehensive protection features including overvoltage, overcurrent, and thermal shutdown.
Applications
The BQ25611DRTWR is widely used in portable electronic devices such as smartphones, tablets, and handheld medical devices. Its compact design and advanced features make it suitable for applications requiring efficient battery charging and power management. Additionally, it is ideal for IoT devices and wearable technology, where space and power efficiency are critical.
Q & A
1. What is the maximum charge current supported by the BQ25611DRTWR?
The maximum charge current is 3.0 A, which is programmable.
2. Does the BQ25611DRTWR support USB input?
Yes, it supports USB input with an input voltage range of 3.9 to 6.4 V.
3. What type of battery is compatible with this IC?
It is compatible with single-cell Li-ion and Li-polymer batteries.
4. What is the operating temperature range?
The operating temperature range is -40 to 85 °C.
5. Does it include thermal protection?
Yes, it includes thermal shutdown protection.
6. What is the efficiency of the charger?
The efficiency is up to 92%.
7. What package does the BQ25611DRTWR come in?
It comes in a WQFN-20 package.
8. Is the charge current programmable?
Yes, the charge current is programmable up to 3.0 A.
9. What protection features are included?
It includes overvoltage, overcurrent, and thermal shutdown protection.
10. What are the typical applications of this IC?
Typical applications include smartphones, tablets, handheld devices, IoT devices, and wearables.
