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NCP1603D100R2

NCP1603D100R2 Description

The NCP1603D100R2 is a Power Factor Correction (PFC) controller designed for critical conduction mode (CRM) and discontinuous conduction mode (DCM) applications. Manufactured by onsemi, this IC is part of the Power Management (PMIC) category and offers a switching frequency of 58kHz. It is packaged in a 16SOIC format, making it suitable for surface mount applications. The NCP1603D100R2 operates within a supply voltage range of 9V to 18V and features a low startup current of 17 µA. This device is classified under ECCN EAR99 and HTSUS 8542.39.0001, and it is REACH unaffected. The moisture sensitivity level (MSL) is rated at 3, allowing for 168 hours of exposure. Despite its obsolescence status, the NCP1603D100R2 remains a reliable choice for specific power management applications.

NCP1603D100R2 Features

• Dual Conduction Modes: The NCP1603D100R2 supports both CRM and DCM, providing flexibility in designing power factor correction circuits. This dual-mode capability allows for optimized performance across a wide range of load conditions.
• Low Startup Current: With a startup current of only 17 µA, the NCP1603D100R2 ensures minimal power consumption during the initial phase of operation, making it ideal for energy-efficient designs.
• Wide Supply Voltage Range: The device operates within a supply voltage range of 9V to 18V, accommodating various input voltage scenarios and ensuring robust performance in diverse applications.
• Surface Mount Compatibility: Packaged in a 16SOIC format, the NCP1603D100R2 is designed for surface mount technology (SMT), facilitating easy integration into compact and high-density PCB layouts.
• Regulatory Compliance: Classified under ECCN EAR99 and HTSUS 8542.39.0001, the NCP1603D100R2 meets international regulatory standards, ensuring compliance with export and import regulations.
• REACH Unaffected Status: The NCP1603D100R2 is REACH unaffected, indicating that it does not contain substances of very high concern (SVHC) as defined by the REACH regulation, thus ensuring environmental and health safety.
• Moisture Sensitivity Level: With an MSL rating of 3 (168 hours), the NCP1603D100R2 is suitable for manufacturing processes that require exposure to moisture, ensuring reliability and durability during production.

NCP1603D100R2 Applications

The NCP1603D100R2 is ideal for a variety of power management applications, particularly those requiring efficient power factor correction. Some specific use cases include:

• AC-DC Power Supplies: The dual conduction modes and wide supply voltage range make the NCP1603D100R2 suitable for AC-DC power supplies in consumer electronics, industrial equipment, and telecommunications infrastructure.
• Energy-Efficient Appliances: The low startup current and regulatory compliance features make this IC a preferred choice for designing energy-efficient appliances that meet international standards.
• High-Density PCB Designs: The surface mount compatibility and compact 16SOIC package allow for seamless integration into high-density PCB layouts, ideal for space-constrained applications.
• Power Factor Correction Circuits: The NCP1603D100R2's ability to operate in both CRM and DCM modes ensures optimal power factor correction across varying load conditions, enhancing overall system efficiency.

Conclusion of NCP1603D100R2

The NCP1603D100R2, despite being an obsolete model, remains a valuable component for specific power management applications. Its dual conduction modes, low startup current, wide supply voltage range, and surface mount compatibility make it a versatile and efficient choice. The device's regulatory compliance and REACH unaffected status ensure that it meets international standards for safety and environmental protection. For applications requiring efficient power factor correction and energy-efficient designs, the NCP1603D100R2 stands out as a reliable and robust solution.