onsemi

LP2951ACD-3.3

LP2951ACD-3.3 Description

The LP2951ACD-3.3 is a linear voltage regulator designed and manufactured by onsemi, a leading semiconductor company. This device is part of the Linear & Switching Voltage Regulators category and is specifically designed to provide a stable 3.3V output with a maximum output current of 100mA. Despite being classified as obsolete, it remains a reliable choice for certain applications due to its REACH unaffected status and compliance with various international standards.

LP2951ACD-3.3 Features

• Output Type: Fixed, ensuring a consistent output voltage.
• Voltage - Input (Max): 30V, allowing for a wide range of input voltages.
• Current - Output: 100mA, suitable for low to medium power applications.
• Number of Regulators: 1, providing a single output.
• Output Configuration: Positive, ideal for standard positive voltage requirements.
• Current - Supply (Max): 12 mA, indicating low power consumption.
• Voltage - Output (Min/Fixed): 3.3V, a common voltage level for many digital circuits.
• Voltage Dropout (Max): 0.45V @ 100mA, ensuring efficient operation even under load.
• Moisture Sensitivity Level (MSL): 1 (Unlimited), providing robustness against moisture.
• Current - Quiescent (Iq): 120 µA, contributing to low power standby modes.
• Protection Features: Over Current and Over Temperature, enhancing device reliability.
• Mounting Type: Surface Mount,PCB。
• Package: Tube, facilitating handling and storage.

LP2951ACD-3.3 Applications

The LP2951ACD-3.3 is ideal for applications where a stable 3.3V output is required, such as in digital circuits, microcontroller power supplies, and low-power electronic devices. Its low quiescent current makes it suitable for battery-powered applications where energy efficiency is critical. Additionally, its overcurrent and overtemperature protection features make it a safe choice for designs that require robust operation under varying conditions.

Conclusion of LP2951ACD-3.3

While the LP2951ACD-3.3 is now considered obsolete, it still offers a reliable solution for applications that require a 3.3V fixed output voltage with overcurrent and overtemperature protection. Its low power consumption and surface mount packaging make it a suitable choice for space-constrained designs. Although newer models may offer enhanced performance and efficiency, the LP2951ACD-3.3 remains a viable option for legacy systems or applications where its specific characteristics are well-matched.