TPS25940ARVC
Versatile power switch ICs with reverse voltage protection
Manufacturer： ti
series introduction
# TPS25940ARVC Product Series Introduction
## 1. Overview
The TPS25940ARVC is a highly advanced and versatile product series within the realm of power management integrated circuits (PMICs). Designed by Texas Instruments, a global leader in semiconductor solutions, this series offers a comprehensive set of features and capabilities that make it an ideal choice for a wide range of applications, from consumer electronics to industrial systems.
## 2. Key Features
### 2.1 High - Efficiency Power Switching
- The TPS25940ARVC is equipped with a high - efficiency power switch that can handle significant current loads. It has a low on - resistance (RDS(ON)) which minimizes power losses during operation. This low RDS(ON) not only helps in reducing heat dissipation but also improves the overall energy efficiency of the system, making it suitable for battery - powered devices where power conservation is crucial.
- For example, in a portable tablet device, the low power losses of the TPS25940ARVC can extend the battery life, allowing users to enjoy longer usage times between charges.
### 2.2 Wide Input Voltage Range
- It supports a wide input voltage range, typically from [minimum voltage] to [maximum voltage]. This wide range provides flexibility in different power supply scenarios. Whether the power source is a single - cell lithium - ion battery (around 3.7V) or a higher - voltage power adapter (such as 12V in some industrial applications), the TPS25940ARVC can operate effectively.
- In automotive applications, where the battery voltage can vary depending on the vehicle's operating conditions (e.g., during engine start - up or while the alternator is charging), the wide input voltage range ensures stable operation of the connected electronic components.
### 2.3 Over - Current and Over - Voltage Protection
- The product series incorporates robust over - current and over - voltage protection mechanisms. In case of an over - current event, such as a short - circuit in the load, the TPS25940ARVC quickly shuts off the power to prevent damage to the device and the connected circuitry.
- Similarly, if the input voltage exceeds the specified safe limit, the over - voltage protection feature activates, safeguarding the system from potential damage due to excessive voltage. This protection is essential in ensuring the reliability and longevity of the overall system, especially in harsh operating environments.
### 2.4 Adjustable Current Limit
- One of the notable features of the TPS25940ARVC is its adjustable current limit. Designers can set the maximum current that the device can supply to the load according to the specific requirements of the application. This flexibility allows for precise power management and helps in preventing overloading of the system.
- For instance, in a multi - function USB hub, different ports may require different current levels. By adjusting the current limit of the TPS25940ARVC for each port, the hub can safely power a variety of devices, such as smartphones, tablets, and external hard drives.
### 2.5 Thermal Shutdown
- To prevent overheating, the TPS25940ARVC is equipped with a thermal shutdown feature. When the device temperature rises above a certain threshold, the thermal shutdown mechanism activates, and the power switch is turned off. Once the temperature cools down to a safe level, the device can resume normal operation.
- This feature is particularly important in high - power applications or in environments with limited ventilation, where excessive heat can degrade the performance and reliability of the device.
## 3. Package and Pin Configuration
- The TPS25940ARVC comes in a [package type] package, which offers good thermal performance and is
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