NCP1362ABDR2G

AC DC Converters, Offline Switchers Overview

The NCP1362ABDR2G is a primary side PWM controller designed for low power offline SMPS applications using flyback topology. It operates within a switching frequency of 140 kHz and supports a single output configuration. The device functions in non-isolated control schemes with an operating supply voltage range of 16.5 V to 19.5 V and a typical quiescent current of 4.3 uA. Electrical characteristics include a rise time of 45 ns and a fall time of 30 ns. It is housed in an SOIC-8 package and rated for operation between -40 C and +125 C.

AC DC Converters, Offline Switchers Feature Summary

• Eliminates secondary feedback circuits such as optocouplers and TL431 references by utilizing primary side regulation techniques.
• Provides robust line and load regulation performance without traditional secondary sensing components.
• Integrates shutdown functionality to manage power consumption during standby or fault conditions.

AC DC Converters, Offline Switchers Applications

• Low power offline switch-mode power supplies
• Primary side regulated flyback converters
• Adapters requiring elimination of secondary feedback loops

AC DC Converters, Offline Switchers Procurement Notes

Verify the specific suffix DR2G against official onsemi documentation to confirm package type and tape/reel specifications. Ensure compatibility with required thermal management for the SOIC-8 form factor. Cross-reference the datasheet revision date to confirm compliance with current environmental standards and manufacturing changes before finalizing procurement orders.

AC DC Converters, Offline Switchers Selection Notes

Select this component for designs prioritizing cost reduction through the removal of secondary side regulation components. It is suitable for applications where moderate regulation accuracy is acceptable without optocoupler isolation. Consider the 140 kHz switching frequency when designing transformer parameters and EMI filters compared to lower frequency alternatives.

AC DC Converters, Offline Switchers Part Context

This part belongs to the NCP1362 series of primary side controllers from onsemi. It serves as a specialized solution for simplifying offline power supply architectures. The series focuses on reducing bill-of-materials costs by integrating regulation logic directly into the primary side controller, distinguishing it from standard PWM controllers that require external feedback networks.

AC DC Converters, Offline Switchers Replacement Considerations

The NCV1362ABDR2G is a related automotive-grade variant within the same family. Verify if the specific application requires automotive qualification versus general industrial specifications when considering substitutes.