Overview
The BQ24073RGTTG4 is a highly efficient, single-cell Li-Ion battery charger IC manufactured by Texas Instruments. Designed for portable applications, this PMIC (Power Management Integrated Circuit) integrates a linear charger with power path management, enabling simultaneous system operation and battery charging. Its compact 16-QFN package and robust feature set make it ideal for consumer electronics, medical devices, and industrial applications.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Category | PMIC - Battery Management | - | - |
| Battery Chemistry | Lithium-Ion (Li-Ion) | - | - |
| Input Voltage | 4.35 V to 26 V | V | - |
| Operating Temperature | -40°C to 85°C | °C | - |
| Package | 16-VFQFN Exposed Pad | - | - |
| Charging Current | Up to 1.5 A | A | - |
| USB Compliance | Yes | - | Supports USB-IF standards |
| Protection Features | Overvoltage, Reverse Current, Thermal | - | - |
Key Features
- Integrated power path management for simultaneous system and battery operation.
- Supports USB-IF compliance with 100mA and 500mA input current limits.
- Dynamic power management (VIN-DPM) protects against poor USB power sources.
- Programmable charging current up to 1.5A for wall adapters.
- Built-in safety features including overvoltage, reverse current, and thermal protection.
Applications
The BQ24073RGTTG4 is widely used in portable electronic devices such as smartphones, tablets, and wearable devices. Its ability to manage power efficiently makes it suitable for medical devices, IoT applications, and industrial equipment. The integrated safety features ensure reliable operation in demanding environments.
Q & A
What is the maximum input voltage supported by BQ24073RGTTG4?
The maximum input voltage is 26V.
Does it support USB-IF compliance?
Yes, it supports USB-IF compliance with 100mA and 500mA input current limits.
What is the charging current range?
The charging current can be programmed up to 1.5A.
What battery chemistry does it support?
It supports Lithium-Ion (Li-Ion) batteries.
What are the key protection features?
It includes overvoltage, reverse current, and thermal protection.
What is the operating temperature range?
It operates from -40°C to 85°C.
Is it suitable for industrial applications?
Yes, its robust design makes it suitable for industrial applications.
What package does it come in?
It comes in a 16-VFQFN exposed pad package.
Can it charge the battery while powering the system?
Yes, it supports simultaneous system operation and battery charging.
Does it include a thermal protection feature?
Yes, it includes integrated thermal protection.
