The NCP1028P100G is a versatile and robust Power Management Integrated Circuit (PMIC) designed by ON Semiconductor, offering an efficient and compact solution for power supply applications. This high-performance component is tailored to meet the stringent requirements of switch-mode power supplies (SMPS), particularly in consumer electronics, such as set-top boxes, DVD players, and small appliances.

Key Features

• Integrated High-Voltage Switch: The NCP1028P100G incorporates a fixed-frequency current-mode controller with a 100 kHz switching frequency, coupled with a high-voltage MOSFET in a single package. This integration simplifies design and reduces external component count.
• Adjustable Overcurrent Protection: It offers adjustable peak current limit, ensuring robust overcurrent protection tailored to the specific needs of the application.
• Auto-Recovery Overvoltage Protection: The device provides an auto-recovery overvoltage protection feature that shields the downstream circuitry from high voltage transients.
• Frequency Jittering: Frequency jittering helps in reducing electromagnetic interference (EMI), thereby easing the EMI filter requirements and ensuring compliance with regulatory standards.
• Internal Ramp Compensation: The PMIC comes with built-in ramp compensation, which is essential for stable operation over a wide range of output loads.

Applications

The NCP1028P100G is ideal for a variety of applications where efficient power conversion and compact design are crucial. Its ability to provide a stable and reliable power supply makes it suitable for:

• AC-DC adapters for consumer electronics
• Offline battery chargers
• Auxiliary power supplies for PCs and servers
• Small appliances and smart home devices

Environmental and Quality Certifications

ON Semiconductor is committed to environmental stewardship and product quality. The NCP1028P100G adheres to various environmental standards, ensuring that it is compliant with RoHS directives and is lead-free. Additionally, ON Semiconductor's quality management system ensures that each component meets rigorous reliability and performance standards.