onsemi

NCP4632DDT28T5G

NCP4632DDT28T5G Description

The NCP4632DDT28T5G is a linear voltage regulator designed by onsemi, a leading manufacturer in the semiconductor industry. This IC is part of the Power Management Integrated Circuit (PMIC) category and features a fixed output voltage of 2.8V with a maximum input voltage of 5.25V. It is capable of delivering a continuous output current of up to 3A, making it suitable for applications requiring stable and reliable power supply. The regulator is housed in a DPAK-5 package, which is ideal for surface mount applications, ensuring efficient heat dissipation and compact design.

NCP4632DDT28T5G Features

• Output Type: Fixed at 2.8V, ensuring a stable power supply for sensitive electronic components.
• Input Voltage Range: Up to 5.25V, providing flexibility in power source selection.
• Output Current: Capable of delivering up to 3A, making it suitable for high-current applications.
• Dropout Voltage: A maximum dropout voltage of 0.6V at 3A ensures high efficiency even at low input voltages.
• Quiescent Current: Low quiescent current of 430 µA minimizes power consumption in standby mode.
• Power Supply Rejection Ratio (PSRR): 55dB at 1kHz, ensuring excellent noise rejection and stable output voltage.
• Control Features: Includes an enable pin for easy control and power management.
• Protection Features: Over-current, over-temperature, reverse polarity, and soft-start protections enhance reliability and protect against various fault conditions.
• Moisture Sensitivity Level (MSL): Level 1 (Unlimited), suitable for a wide range of manufacturing environments.
• Package Type: Tape & Reel (TR), facilitating automated assembly processes.
• Product Status: Although marked as obsolete, the NCP4632DDT28T5G remains a reliable choice for existing designs and legacy systems.

NCP4632DDT28T5G Applications

The NCP4632DDT28T5G is ideal for a variety of applications where a stable and efficient power supply is crucial. Its key applications include:

• Consumer Electronics: Ideal for powering sensitive components in devices such as smartphones, tablets, and portable gaming consoles.
• Industrial Equipment: Suitable for powering control systems, sensors, and actuators in industrial environments.
• Telecommunications: Provides stable power for base stations, routers, and other telecom equipment.
• Automotive Electronics: Ideal for powering infotainment systems, ECUs, and other automotive electronic modules.
• Medical Devices: Ensures reliable power supply for critical medical equipment such as monitors, diagnostic tools, and portable medical devices.

Conclusion of NCP4632DDT28T5G

The NCP4632DDT28T5G is a robust linear voltage regulator that offers a fixed output voltage of 2.8V with a maximum input voltage of 5.25V. Its ability to deliver up to 3A of output current and its low dropout voltage of 0.6V at 3A make it an efficient and reliable power management solution. The inclusion of advanced protection features such as over-current, over-temperature, reverse polarity, and soft-start ensures high reliability and durability. Despite being marked as obsolete, the NCP4632DDT28T5G remains a viable option for existing designs and legacy systems, providing a stable and efficient power supply for a wide range of applications in consumer electronics, industrial equipment, telecommunications, automotive electronics, and medical devices.