NCP1365BABCYDR2G

AC DC Converters, Offline Switchers Overview

The NCP1365BABCYDR2G is a low-power offline constant current and constant voltage PWM current-mode controller designed for flyback topologies. It operates with a switching frequency of 80 kHz or 110 kHz and supports up to 20 W output power. The device features a 7-pin SOIC package, non-isolated insulation, and a shutdown function. It functions within a supply voltage range of 12 V and maintains operation between -40°C and +125°C. Key electrical parameters include a rise time of 45 ns, fall time of 30 ns, and quiescent current of 1.7 mA.

AC DC Converters, Offline Switchers Feature Summary

• Implements primary-side regulation for constant current and constant voltage applications without requiring optocouplers.
• Integrates high-voltage startup circuitry to minimize external component count in offline designs.
• Provides comprehensive protection mechanisms including overvoltage, undervoltage, and thermal shutdown.

AC DC Converters, Offline Switchers Applications

• Low power offline AC-DC adapters
• Constant current LED drivers
• Standby power supplies

AC DC Converters, Offline Switchers Procurement Notes

Verify the specific suffix (ABCYDR2G) against the manufacturer's official datasheet to confirm pinout and electrical characteristics match design requirements. Confirm RoHS compliance status through the latest product compliance documentation. Ensure the SOIC-7 package dimensions align with PCB footprint specifications before finalizing procurement orders.

AC DC Converters, Offline Switchers Selection Notes

Select this component for designs requiring simplified primary-side regulation in low-power flyback converters. Consider the fixed frequency options of 80 kHz or 110 kHz when designing transformer magnetics. Evaluate the 1.7 mA operating current against system standby power targets. Verify that the 20 W maximum output capability meets the application load requirements.

AC DC Converters, Offline Switchers Part Context

This part belongs to the NCP1365 series of low-power offline controllers from onsemi. It is categorized under PMIC - Power Management ICs and specifically Switching Controllers. The series is designed for cost-effective solutions in consumer electronics and adapter applications where isolation feedback is not mandatory.

AC DC Converters, Offline Switchers Replacement Considerations

Consult official substitution guides for compatible parts within the NCP136x family. Verify pin compatibility and electrical parameter equivalence before replacing. Generic cross-references may lack specific functional matches for primary-side regulation features.