onsemi

NCP1217D100R2

NCP1217D100R2 Description

The NCP1217D100R2 is an offline switch flyback controller designed for high-efficiency power conversion applications. Manufactured by onsemi, this power management IC (PMIC) is part of the NCP1217 family and is housed in an 8SOIC package. It operates within a temperature range of 0°C to 150°C (TJ) and is suitable for surface-mount applications. Despite being marked as obsolete, the NCP1217D100R2 continues to offer performance robust and reliability in various power supply designs.

NCP1217D100R2 Features

The NCP1217D100R2 features a flyback topology with a switching frequency of 100kHz, ensuring efficient power delivery. It operates with a supply voltage range of 7.6V to 16V and can start up at a voltage as low as 12.8V. The controller provides a maximum duty cycle of 74%, which is ideal for applications requiring high efficiency and minimal power loss.

One of the key features of the NCP1217D100R2 is its comprehensive fault protection mechanisms. It includes protection against overload, over-temperature, and short-circuit conditions, ensuring safe operation and prolonged lifespan. The device is REACH unaffected and classified under ECCN EAR99, making it compliant with international regulations.

The NCP1217D100R2 is packaged in a tape and reel (TR) format, which simplifies the manufacturing process and enhances reliability. It has a moisture sensitivity level (MSL) of 3, allowing for a storage period of up to 168 hours before assembly.

NCP1217D100R2 Applications

The NCP1217D100R2 is well-suited for a variety of applications requiring isolated output power supplies. Its flyback topology and comprehensive protection features make it ideal for use in:

• Adaptive Voltage Positioning (AVP): Ensuring optimal voltage levels for dynamic load conditions.
• Adaptive Voltage Scaling (AVS): Adjusting the voltage supply to match the processor's requirements power for efficiency.
• Battery Management Systems: Providing reliable power conversion for battery charging and management.
• Power Supplies for Communication Equipment: Offering efficient and stable power delivery for various communication devices.

Conclusion of NCP1217D100R2

The NCP1217D100R2 is a versatile and reliable offline switch flyback controller that offers high efficiency and robust protection features. Despite its obsolete status, it remains a valuable component for power management applications requiring isolated output and efficient power conversion. Its comprehensive fault protection mechanisms and compliance with international regulations make it a preferred choice for engineers and designers in the electronics industry.