onsemi

NCP1351DPG

NCP1351DPG Description

The NCP1351DPG is an offline switch flyback controller designed for power management applications. Manufactured by onsemi, this component is part of the Power Management Integrated Circuits (PMIC) category. It features a through-hole mounting type and is housed in a tube package, making it suitable for various industrial and consumer electronics applications. Despite its obsolete status, the NCP1351DPG remains a robust solution for offline power conversion, offering a range of protective features and reliable performance.

NCP1351DPG Features

• Topology: The NCP1351DPG employs a flyback topology, which is ideal for applications requiring high efficiency and compact design. This topology allows for isolated output, ensuring safety and reliability in power conversion.
• Fault Protection: The controller includes comprehensive fault protection mechanisms such as current limiting, overload, over power, and short circuit protection. These features enhance the reliability and longevity of the device, making it suitable for demanding applications.
• Voltage Range: The NCP1351DPG operates within a supply voltage range of 8.9V to 28V, providing flexibility in power supply design. The startup voltage is set at 18V, ensuring stable operation under varying input conditions.
• Output Isolation: The device offers isolated output, which is crucial for applications where galvanic isolation is required to prevent electrical noise and ensure safety.
• Compliance: The NCP1351DPG is classified under ECCN EAR99 and is REACH unaffected, ensuring compliance with international regulations and standards.
• Moisture Sensitivity Level: With an MSL rating of 1 (unlimited), the NCP1351DPG is suitable for a wide range of environmental conditions, making it ideal for both indoor and outdoor applications.

NCP1351DPG Applications

The NCP1351DPG is well-suited for a variety of applications due to its robust design and comprehensive feature set. Some specific use cases include:

• Adaptive Power Supplies: The flyback topology and wide voltage range make the NCP1351DPG ideal for adaptive power supplies used in consumer electronics, where flexibility and efficiency are paramount.
• Industrial Control Systems: The comprehensive fault protection and isolated output ensure reliable operation in industrial environments, where robustness and safety are critical.
• Telecommunications: The device's ability to operate within a wide voltage range and provide isolated output makes it suitable for telecommunications equipment, where stable power supply and safety are essential.
• Medical Devices: The REACH unaffected status and comprehensive fault protection make the NCP1351DPG a reliable choice for medical devices, where compliance with stringent regulations is mandatory.

Conclusion of NCP1351DPG

The NCP1351DPG, despite being obsolete, remains a reliable and versatile solution for offline power conversion. Its comprehensive fault protection, wide voltage range, and isolated output make it suitable for a variety of applications, from adaptive power supplies to industrial control systems. The device's compliance with international regulations and its robust design ensure that it continues to meet the demands of modern electronics. For applications requiring high efficiency, safety, and reliability, the NCP1351DPG remains a compelling choice.