INN4276C-H181-TL

AC DC Converters, Offline Switchers Overview

The INN4276C-H181-TL is an AC/DC converter from the InnoSwitch4-QR series by Power Integrations. It utilizes GaN technology in a Flyback topology with an InSOP-24D package. The device supports an input voltage range of 85 VAC to 265 VAC and delivers 115 W output power. Key electrical parameters include a switching frequency of 140 kHz, a quiescent current of 300 uA, and an operating temperature range from -40 C to +150 C. It features isolated single output design.

AC DC Converters, Offline Switchers Feature Summary

• Integrates Gallium Nitride (GaN) technology for high-efficiency power conversion.
• Provides complete flyback controller functionality within a single integrated switcher IC.
• Features secondary-side synchronous rectification control for optimized performance.

AC DC Converters, Offline Switchers Applications

• High-power consumer electronics adapters
• Display monitors and televisions
• Set-top boxes and digital media players

AC DC Converters, Offline Switchers Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm that the specific suffix matches the required specifications. Ensure compliance with RoHS standards and check for any regional distribution restrictions before finalizing procurement plans.

AC DC Converters, Offline Switchers Selection Notes

Select this model for designs requiring high power density and efficiency. The GaN technology enables compact form factors suitable for space-constrained applications. Consider the thermal management requirements associated with the 115 W output capability and the wide operating temperature range.

AC DC Converters, Offline Switchers Part Context

This component belongs to the InnoSwitch4-QR family, which represents advanced offline switcher ICs. The series integrates primary-side regulation with secondary-side control to eliminate optocouplers. The GaN-based architecture distinguishes it from traditional silicon-based solutions in the same product line.

AC DC Converters, Offline Switchers Replacement Considerations

INN4276C-H186-TL

AC DC Converters, Offline Switchers FAQ

What is the maximum operating junction temperature?

The maximum operating temperature is +150 C.

Does the device support isolated outputs?

Yes, the INN4276C-H181-TL provides an isolated single output configuration.