NCP1336BDR2G

AC DC Converters, Offline Switchers Overview

The NCP1336BDR2G is a quasi-resonant current-mode controller designed for flyback topologies. It features high-voltage startup, integrated soft-start, and cycle-by-cycle current limiting. The device operates with a fixed frequency of 65 kHz and supports a maximum duty cycle of 8%. It provides an output voltage of 10 V and can source up to 800 mA. The component functions within a temperature range of -40°C to +125°C and is housed in an SOIC-8 package.

AC DC Converters, Offline Switchers Feature Summary

• Implements quasi-resonant switching to reduce switching losses and electromagnetic interference.
• Integrates high-voltage startup circuitry to eliminate external start-up resistors.
• Includes built-in soft-start functionality to limit inrush current during power-up.

AC DC Converters, Offline Switchers Applications

• Flyback converter designs for AC-DC adapters
• Charger applications requiring low standby power
• LED driver circuits utilizing primary-side regulation

AC DC Converters, Offline Switchers Procurement Notes

Verify the specific suffix 'BDR2G' against the manufacturer's official datasheet to confirm pinout compatibility and RoHS compliance status. Ensure that the SOIC-8 package dimensions match your PCB footprint requirements. Cross-reference the electrical parameters with your system design specifications before finalizing procurement decisions.

AC DC Converters, Offline Switchers Selection Notes

Select this component for flyback applications where efficiency and low no-load power consumption are critical. The integrated high-voltage startup simplifies the bill of materials by removing external start-up resistors. Consider the 65 kHz operating frequency when designing transformer specifications and filter components to ensure optimal performance across the required load range.

AC DC Converters, Offline Switchers Part Context

This part belongs to the NCP1336 series of power management ICs from onsemi. It is specifically engineered for cost-effective, high-efficiency power supplies. The series is commonly used in consumer electronics and industrial equipment where reliable AC-DC conversion is required without complex secondary-side control loops.

AC DC Converters, Offline Switchers Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Verify compatibility with alternative controllers based on pinout, electrical ratings, and functional equivalence through official manufacturer cross-reference tools.