onsemi

NCP1601ADR2G

NCP1601ADR2G Description

The NCP1601ADR2G is a power factor correction (PFC) integrated circuit (IC) from onsemi, designed for critical conduction mode (CRM) and discontinuous (transition) applications. This surface-mount device operates at a switching frequency of 58kHz and supports a supply voltage range of 12.5V to 18V. With a startup current of 17 µA, it is suitable for energy-efficient power conversion systems.

NCP1601ADR2G Features

• Critical Conduction Mode (CRM) Operation: Ensures high power factor and low total harmonic distortion (THD) for improved energy efficiency.
• Discontinuous Conduction Mode (DCM) Transition: Allows for flexible control and reduced output capacitance requirements.
• 58kHz Switching Frequency: Provides fast response and efficient power conversion.
• 12.5V to 18V Supply Voltage Range: Supports a wide range of input voltages for compatibility with various power sources.
• 17 µA Startup Current: Minimizes power consumption during startup, contributing to overall energy efficiency.
• Surface Mount Package: Facilitates integration into compact and high-density designs.
• REACH Unaffected Status: Complies with European Union regulations on the Registration, Evaluation, Authorization, and Restriction of Chemicals (REACH).
• Moisture Sensitivity Level (MSL) 1: Suitable for unlimited storage time without special precautions.

NCP1601ADR2G Applications

The NCP1601ADR2G is ideal for applications requiring high power factor and low THD, such as:

1. AC-DC Power Supplies: For converting alternating current (AC) to direct current (DC) with high efficiency and low distortion.
2. LED Lighting Drivers: Ensuring efficient power conversion and stable operation for LED lighting systems.
3. Telecommunications Equipment: Providing reliable power conversion for critical communication infrastructure.
4. Industrial Control Systems: Supporting efficient power management in automated and control systems.

Conclusion of NCP1601ADR2G

The NCP1601ADR2G is a versatile and efficient PFC IC from onsemi, offering a combination of CRM and DCM operation modes, a wide supply voltage range, and low startup current. Its REACH unaffected status and MSL 1 rating make it suitable for a variety of applications, including AC-DC power supplies, LED lighting drivers, telecommunications equipment, and industrial control systems. While the product is currently obsolete, its unique features and performance benefits make it a valuable solution for legacy systems and specific applications where high power factor and low THD are critical.