onsemi

NCP4680DSQ28T1G

NCP4680DSQ28T1G Description

The NCP4680DSQ28T1G is a fixed output linear regulator designed by onsemi, a leading manufacturer in the power management sector. This regulator is part of the Power Management Integrated Circuit (PMIC) category and is housed in a Surface Mount SC88A package. It is designed to deliver a stable 2.8V output voltage with a maximum output current of 150mA. The regulator operates with an input voltage range up to 5.25V, ensuring compatibility with a wide range of power sources. Despite being marked as obsolete, the NCP4680DSQ28T1G remains a reliable choice for applications requiring a compact, efficient, and stable power supply solution.

NCP4680DSQ28T1G Features

• Output Type: Fixed at 2.8V, ensuring consistent power delivery.
• Input Voltage Range: Up to 5.25V, providing flexibility in power source selection.
• Output Current: Capable of delivering up to 150mA, suitable for low to medium power applications.
• Low Dropout Voltage: Maximum dropout voltage of 0.35V at 150mA, enhancing efficiency at low input-to-output voltage differentials.
• Low Quiescent Current: Only 70 µA, minimizing power consumption in standby or low-load conditions.
• High PSRR: 75dB at 1kHz, ensuring excellent noise rejection and stable output voltage.
• Enable Control Feature: Allows for dynamic control of the regulator's operation, enhancing flexibility in system design.
• Over Current Protection: Provides robust protection against overcurrent conditions, safeguarding both the regulator and connected components.
• Moisture Sensitivity Level: MSL 1 (Unlimited), making it suitable for a wide range of manufacturing environments.
• Packaging: Tape & Reel (TR), facilitating automated assembly processes.

NCP4680DSQ28T1G Applications

The NCP4680DSQ28T1G is ideal for a variety of applications where a stable and efficient power supply is required. Its compact SC88A package and low dropout voltage make it particularly suitable for space-constrained designs. Key applications include:

• Consumer Electronics: Portable devices, such as smartphones, tablets, and wearables, where low power consumption and small form factor are critical.
• Industrial Equipment: Sensors, controllers, and other low-power industrial devices that require stable voltage regulation.
• Medical Devices: Portable medical devices, such as glucose meters and portable monitors, where reliability and low power consumption are paramount.
• Communication Devices: Routers, modems, and other communication equipment that require stable power supply for consistent performance.

Conclusion of NCP4680DSQ28T1G

The NCP4680DSQ28T1G stands out as a reliable and efficient linear regulator, offering a balance of performance and flexibility. Its fixed 2.8V output, low dropout voltage, and low quiescent current make it an excellent choice for applications requiring stable power delivery with minimal power loss. The inclusion of enable control and overcurrent protection further enhances its versatility and reliability. Despite its obsolete status, the NCP4680DSQ28T1G remains a valuable component for designers seeking a compact, efficient power management solution.