Overview
The BQ24075TRGTT, manufactured by Texas Instruments, is a highly integrated single-cell 1.5A linear battery charger with power path management. Designed for space-constrained portable applications, this component supports charging through USB ports or AC adapters, offering a maximum charging current of 1.5A. Its robust design includes input voltage protection, making it compatible with non-regulated adapters. The BQ24075TRGTT is particularly suited for applications requiring efficient battery charging and power management, such as smartphones, tablets, and other portable devices.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Charging Current | 1.5 | A | Maximum |
| Input Voltage | 4.35 to 6.45 | V | USB or AC adapter |
| Output Voltage | 4.2 | V | Battery voltage |
| Package | QFN-16 | - | Compact form factor |
| Operating Temperature | -40 to 85 | °C | Wide range |
Key Features
- Integrated power path management for simultaneous system operation and battery charging.
- USB input current limit accuracy ensures compliance with USB-IF inrush current specifications.
- Dynamic Power Path Management (DPPM) reduces charge current when system load demands are high.
- Input Dynamic Power Management (VIN-DPM) protects against faulty USB power sources.
- Supports instant system turn-on even with a fully discharged battery.
Applications
The BQ24075TRGTT is widely used in portable electronic devices such as smartphones, tablets, and handheld medical devices. Its ability to manage power efficiently makes it ideal for applications where battery life and charging speed are critical. Additionally, its compact design and robust features are beneficial in industrial and automotive applications where reliability and space constraints are significant considerations.
Q & A
What is the maximum charging current supported by BQ24075TRGTT?
The maximum charging current supported is 1.5A.
Can BQ24075TRGTT be used with non-regulated adapters?
Yes, it supports non-regulated adapters with input voltage protection.
What is the operating temperature range for BQ24075TRGTT?
It operates within a temperature range of -40°C to 85°C.
Does BQ24075TRGTT support USB charging?
Yes, it supports charging through USB ports.
What is the output voltage for the battery?
The output voltage for the battery is 4.2V.
What is the package type of BQ24075TRGTT?
It comes in a QFN-16 package.
How does DPPM work in BQ24075TRGTT?
DPPM reduces the charge current when the system load causes the output to drop below a certain threshold.
Is BQ24075TRGTT suitable for automotive applications?
Yes, its robust design makes it suitable for automotive applications.
What is the role of VIN-DPM in BQ24075TRGTT?
VIN-DPM protects the charger from faulty or misconfigured USB power sources.
Can BQ24075TRGTT charge a fully discharged battery?
Yes, it supports instant system turn-on even with a fully discharged battery.
