INN4276C-H186-TL

AC DC Converters, Offline Switchers Overview

The INN4276C-H186-TL is an AC/DC converter from the InnoSwitch4-QR series, utilizing GaN technology. It features a Flyback topology with a switching frequency of 140 kHz and operates within an input voltage range of 85 VAC to 265 VAC. The device delivers 115 W output power in an InSOP-24D package. It supports SMD/SMT installation, offers isolated operation, and functions across a temperature range of -40°C to +150°C with a quiescent current of 300 uA.

AC DC Converters, Offline Switchers Feature Summary

• Integrates primary-side control, high-voltage switch, secondary detection, and synchronous rectification into a single IC.
• Employs internal FluxLink feedback technology for HIPOT-compliant isolation without optocouplers.
• Utilizes PowiGaN technology to achieve high efficiency and compact design without requiring heat sinks.

AC DC Converters, Offline Switchers Applications

• High-density AC/DC adapters
• Universal input power supplies
• Compact consumer electronics chargers

AC DC Converters, Offline Switchers Procurement Notes

Verify the specific suffix H186 against official datasheets to confirm exact factory settings and pinout configurations. Confirm RoHS compliance status through manufacturer documentation before integration. Ensure supply chain sources provide authentic Power Integrations components to avoid counterfeit risks.

AC DC Converters, Offline Switchers Selection Notes

Select this component for designs requiring high power density and wide input voltage ranges. The integrated synchronous rectification and GaN technology support efficient thermal management. Verify that the required output power aligns with the 115 W specification and that the operating environment fits the specified temperature limits.

AC DC Converters, Offline Switchers Part Context

This part belongs to the InnoSwitch4-QR family, designed for high-performance offline flyback applications. It combines advanced GaN switching capabilities with integrated control logic to simplify power supply design. The series targets applications demanding high efficiency and reduced component count.

AC DC Converters, Offline Switchers Replacement Considerations

Consult official substitution guides for compatible InnoSwitch4-QR variants. Verify electrical parameters and pin compatibility before replacing existing designs with alternative part numbers.