onsemi

NCP1217AD133R2

NCP1217AD133R2 Description

The NCP1217AD133R2 is an offline switch flyback controller designed for power management applications. Manufactured by onsemi, this device is part of the Power Management Integrated Circuit (PMIC) category and is housed in an 8-SOIC package. It features a wide operating temperature range of 0°C to 150°C (TJ), making it suitable for various industrial and commercial environments. The NCP1217AD133R2 operates with a supply voltage (Vcc/Vdd) between 7.6V and 16V and has a startup voltage of 12.8V. It supports a switching frequency of 133kHz and a duty cycle of 46.5%. The device is classified under ECCN EAR99 and HTSUS 8542.31.0001, with a REACH status of unaffected. It is available in a surface-mount package and is packed in tape and reel (TR) format. The NCP1217AD133R2 is moisture sensitivity level 3 (168 hours) and offers isolated output. Despite being marked as obsolete, it remains a reliable choice for specific power management needs.

NCP1217AD133R2 Features

The NCP1217AD133R2 offers several key features that distinguish it from similar models:

• Wide Operating Temperature Range: With an operating temperature range of 0°C to 150°C (TJ), the NCP1217AD133R2 is suitable for applications in harsh environments where temperature extremes are common.
• Fault Protection: The device includes comprehensive fault protection mechanisms, such as overload, over-temperature, and short-circuit protection, ensuring reliable operation and safeguarding against potential damage.
• High Switching Frequency: Operating at a switching frequency of 133kHz, the NCP1217AD133R2 allows for efficient power conversion and compact design, reducing the size and cost of external components.
• Isolated Output: The isolated output feature ensures safety and reliability in applications where galvanic isolation is required.
• Surface-Mount Packaging: The surface-mount package type facilitates easy integration into modern PCB designs, enhancing manufacturing efficiency and reducing assembly costs.
• Moisture Sensitivity Level 3: The MSL 3 (168 hours) rating ensures that the device can withstand prolonged exposure to moisture, making it suitable for high-humidity environments.

NCP1217AD133R2 Applications

The NCP1217AD133R2 is ideal for a variety of applications, including:

• Power Supplies: Its high switching frequency and isolated output make it suitable for compact and efficient power supply designs.
• Adapters and Chargers: The device's wide operating temperature range and fault protection features make it ideal for use in adapters and chargers that require robust performance and reliability.
• Industrial Equipment: The NCP1217AD133R2's ability to operate in harsh environments and its comprehensive fault protection mechanisms make it well-suited for industrial applications where reliability is paramount.
• Consumer Electronics: The surface-mount package and compact design allow for seamless integration into consumer electronics, enhancing product performance and user experience.

Conclusion of NCP1217AD133R2

The NCP1217AD133R2 is a versatile offline switch flyback controller that offers a combination of high performance, reliability, and robust protection features. Despite being marked as obsolete, its wide operating temperature range, high switching frequency, and comprehensive fault protection make it a reliable choice for various power management applications. The device's surface-mount packaging and moisture sensitivity level 3 rating further enhance its suitability for modern electronics. For applications requiring efficient power conversion and reliable operation in challenging environments, the NCP1217AD133R2 remains a valuable option.