onsemi

NCV551SN25T1

NCV551SN25T1 Description

The NCV551SN25T1 is a linear regulator designed for automotive applications, offering a fixed output voltage of 2.5V with a maximum output current of 150mA. Manufactured by onsemi, this regulator is part of the Power Management Integrated Circuits (PMIC) category and is housed in a Surface Mount 5TSOP package. Despite being marked as obsolete, the NCV551SN25T1 remains a reliable choice for applications requiring a low dropout voltage and minimal quiescent current.

NCV551SN25T1 Features

• Output Type: Fixed
• Voltage - Input (Max): 12V
• Current - Output: 150mA
• Number of Regulators: 1
• Output Configuration: Positive
• Current - Supply (Max): µ8A
• Voltage - Output (Min/Fixed): 2.5V
• Voltage Dropout (Max): 0.22V @ 10mA
• Current - Quiescent (Iq): 8 µA
• Control Features: Enable
• Protection Features: Over Current, Over Temperature
• Moisture Sensitivity Level (MSL): 1 (Unlimited)
• Package: Tape & Reel (TR)
• Grade: Automotive
• ECCN: EAR99
• HTSUS: 8542.39.0001

The NCV551SN25T1 stands out due to its low dropout voltage of 0.22V at 10mA, which ensures efficient operation even at low input-to-output voltage differentials. Its quiescent current of only 8 µA makes it suitable for applications where power consumption must be minimized. The enable control feature provides additional flexibility, allowing the regulator to be turned on or off as needed. Over current and over temperature protection features enhance the reliability and robustness of the device, making it suitable for demanding automotive environments.

NCV551SN25T1 Applications

The NCV551SN25T1 is ideal for a variety of automotive applications where a stable and efficient power supply is required. Its low dropout voltage and minimal quiescent current make it particularly suitable for applications such as:

• Automotive Electronics: Powering electronic control units (ECUs) and other automotive systems.
• Battery-Powered Devices: Ensuring efficient power management in devices that rely on battery power.
• Low-Power Systems: Applications where minimizing power consumption is critical.

Conclusion of NCV551SN25T1

The NCV551SN25T1 is a robust and efficient linear regulator designed for automotive applications. Its low dropout voltage and minimal quiescent current make it an excellent choice for applications where power efficiency and reliability are paramount. Despite its obsolete status, the NCV551SN25T1 remains a viable option for designers seeking a reliable and efficient power management solution.