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NCP1340A3D1R2G  

AC DC Converters, Offline Switches

NCP1340A3D1R2G Description

The NCP1340A3D1R2G is an offline switch IC designed for flyback topology applications, manufactured by onsemi. This device is part of the AC DC Converters and Offline Switches category, featuring a surface mount package in a 9SOIC format. It is characterized by its robust fault protection mechanisms, including current limiting, overload, over power, over temperature, over voltage, and short circuit protection. The NCP1340A3D1R2G operates within a supply voltage range of 9V to 28V and features a switching frequency of 360kHz. It also has a startup voltage of 17V and offers isolated output. The product is REACH unaffected and RoHS3 compliant, packaged in tape & reel (TR) format. Despite being marked as obsolete, the NCP1340A3D1R2G remains a reliable choice for specific applications due to its comprehensive feature set and robust performance.

NCP1340A3D1R2G Features

The NCP1340A3D1R2G stands out with its comprehensive set of features tailored for demanding power conversion applications. Key features include:

• Topology: Flyback topology ensures efficient power conversion with minimal components, making it ideal for compact designs.
• Mounting Type: Surface mount technology allows for high-density PCB layouts and enhanced thermal performance.
• Fault Protection: Comprehensive protection mechanisms safeguard the device and connected systems from various fault conditions, ensuring reliable operation.
• Switching Frequency: A 360kHz switching frequency enables the use of smaller inductors and capacitors, reducing overall system size and cost.
• Supply Voltage Range: Operation within a 9V to 28V range provides flexibility for a wide range of input voltage sources.
• Startup Voltage: A 17V startup voltage ensures reliable operation even with low input voltages.
• Output Isolation: Isolated output ensures safety and reliability in applications where galvanic isolation is required.
• Compliance: REACH unaffected and RoHS3 compliant, ensuring environmental sustainability and regulatory compliance.

NCP1340A3D1R2G Applications

The NCP1340A3D1R2G is well-suited for a variety of applications where efficient power conversion and robust protection are paramount. Ideal use cases include:

• Power Supplies: Ideal for offline power supplies in consumer electronics, industrial equipment, and medical devices.
• Adapters and Chargers: Suitable for AC/DC adapters and chargers requiring high efficiency and reliability.
• Lighting Systems: Effective in LED lighting systems where isolated output and compact design are crucial.
• Telecommunications: Reliable for telecom equipment needing robust fault protection and efficient power conversion.

Conclusion of NCP1340A3D1R2G

The NCP1340A3D1R2G, despite being obsolete, remains a robust and reliable choice for applications requiring efficient power conversion and comprehensive protection. Its flyback topology, surface mount package, and wide supply voltage range make it versatile and suitable for a variety of power supply applications. The comprehensive fault protection mechanisms ensure system reliability and safety, making it an ideal choice for designers seeking a proven and reliable solution.

NCP1340A3D1R2G Documents

Download datasheets and manufacturer documentation for NCP1340A3D1R2G

Datasheets :

NCP1340      

PCN Obsolescence/ EOL :

Mult Dev EOL 01/Oct/2021      

HTML Datasheet :

NCP1340      

PCN Design/Specification :

NCP1340 DS Rev 17/Jul/2020      

Environmental Information :

onsemi RoHS       onsemi REACH       Material Declaration NCP1340A3D1R2G