onsemi

LM2931CD2TG

LM2931CD2TG Description

The LM2931CD2TG is a linear positive adjustable voltage regulator designed for a wide range of power management applications. Manufactured by onsemi, this regulator is part of the Power Management Integrated Circuits (PMIC) category. It features an adjustable output voltage range from 2.7V to 29.5V and can deliver up to 100mA of output current. The regulator operates with a maximum input voltage of 26V and has a dropout voltage of 0.6V at 100mA, ensuring efficient power conversion even at low input-to-output voltage differentials.

The LM2931CD2TG is housed in a D2PAK-5 package, suitable for surface mount applications, and is available in a tube packaging format. It has a maximum supply current of 6mA and a quiescent current of 1mA, making it energy-efficient. The regulator includes overcurrent and overtemperature protection features, enhancing its reliability and safety in various operating conditions. Despite being marked as obsolete, the LM2931CD2TG remains a viable option for legacy systems and specific applications where its unique features are advantageous.

LM2931CD2TG Features

• Adjustable Output Voltage: The LM2931CD2TG offers an adjustable output voltage range from 2.7V to 29.5V, providing flexibility for various power supply requirements.
• High Input Voltage Capability: With a maximum input voltage of 26V, this regulator can handle a wide range of input voltages, making it suitable for diverse power sources.
• Low Dropout Voltage: The regulator has a dropout voltage of 0.6V at 100mA, ensuring high efficiency and minimal power loss, especially in low-voltage applications.
• Overcurrent and Overtemperature Protection: Built-in protection features safeguard the regulator and connected circuits from overcurrent and overtemperature conditions, enhancing reliability and durability.
• Energy Efficiency: The regulator has a maximum supply current of 6mA and a quiescent current of 1mA, contributing to its energy-efficient operation.
• Surface Mount Compatibility: The D2PAK-5 package is designed for surface mount applications, facilitating easy integration into modern printed circuit boards.
• Compliance and Safety: The LM2931CD2TG is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards.

LM2931CD2TG Applications

The LM2931CD2TG is ideal for a variety of applications requiring a reliable and efficient power supply solution. Some specific use cases include:

• Consumer Electronics: Ideal for powering portable devices, where low dropout voltage and adjustable output voltage are crucial for maintaining performance across varying battery levels.
• Industrial Equipment: Suitable for industrial control systems and instrumentation, where robustness and protection features are essential for reliable operation in harsh environments.
• Telecommunications: Can be used in communication infrastructure equipment, providing stable power supply for critical components.
• Automotive Systems: Applicable in automotive electronics, where the regulator's ability to handle a wide input voltage range and provide overcurrent and overtemperature protection is beneficial.

Conclusion of LM2931CD2TG

The LM2931CD2TG is a versatile and reliable linear voltage regulator that offers a combination of adjustable output voltage, low dropout voltage, and robust protection features. Despite its obsolete status, it remains a valuable component for specific applications where its unique attributes provide significant advantages. Its compatibility with surface mount technology and compliance with environmental standards make it a suitable choice for modern electronics designs. For applications requiring efficient power management and reliable operation, the LM2931CD2TG is an excellent option to consider.