The LM2931CD2TR4G from ON Semiconductor is a robust low dropout voltage regulator designed for automotive and other applications requiring low input voltage and low quiescent current. This device is particularly suitable for battery-powered systems, including automotive electronics, portable equipment, and similar applications where energy efficiency and reliability are of paramount importance.

Key Features

• Output Voltage: This regulator provides a fixed output voltage of 5V, which is a common requirement for a wide array of electronic components and systems.
• Low Dropout: The low dropout feature ensures that the regulator maintains a consistent output even when the input voltage is very close to the output voltage, making it ideal for low voltage operations.
• Current Capacity: It can deliver up to 100 mA of continuous output current, which is sufficient for several low-power applications.
• High Accuracy: The output voltage is accurate to within ±5%, ensuring reliable performance in critical applications where voltage stability is crucial.
• Reverse Battery Protection: The device includes reverse battery protection that safeguards the regulator and the application circuit from potential damage due to incorrect battery installation.
• Low Quiescent Current: The LM2931CD2TR4G has an extremely low quiescent current, which significantly enhances battery life in portable applications.
• Thermal Shutdown: Integrated thermal shutdown feature provides additional protection, preventing the regulator from overheating during high current operation.

Applications

This voltage regulator is versatile and can be used in a variety of applications, such as:

• Automotive electronics
• Battery-powered devices
• Portable consumer electronics
• Microcontroller power supplies
• Low-power instrumentation

Package and Quality

The LM2931CD2TR4G is offered in a compact D2PAK surface-mount package, which allows for efficient use of PCB space. ON Semiconductor's commitment to quality ensures that this voltage regulator is manufactured to the highest standards, providing reliable performance in even the most demanding environments.