INN4775C-H190-TL

AC DC Converters, Offline Switchers Overview

The INN4775C-H190-TL is a high-power AC/DC converter from the InnoSwitch4-QR series, utilizing PowiGaN technology. It integrates a GaN switch and controller in an InSOP-24D package for flyback topology. The device supports an input voltage range of 85 VAC to 265 VAC and delivers up to 180 W output power at 380 VDC bus voltage. Key electrical parameters include a switching frequency of 140 kHz, quiescent current of 300 uA, and an operating temperature range from -40°C to +150°C.

AC DC Converters, Offline Switchers Feature Summary

• Integrates PowiGaN technology with primary-side regulation for simplified design
• Includes comprehensive protection features such as over-voltage, over-current, and thermal shutdown
• Offers high efficiency through advanced gate drive control and low standby power consumption

AC DC Converters, Offline Switchers Applications

• High-power consumer electronics adapters
• Industrial power supplies
• LED lighting drivers
• Office equipment power systems

AC DC Converters, Offline Switchers Procurement Notes

Verify component authenticity by checking manufacturer markings against official datasheet specifications. Confirm package integrity and pin alignment prior to assembly. Ensure storage conditions meet moisture sensitivity level requirements to prevent damage during reflow soldering processes.

AC DC Converters, Offline Switchers Selection Notes

Select this model for applications requiring high power density and wide input voltage ranges. Consider the InSOP-24D package constraints for thermal management. Evaluate the 140 kHz switching frequency impact on magnetic component sizing and electromagnetic interference filtering requirements for the specific system design.

AC DC Converters, Offline Switchers Part Context

This component belongs to the InnoSwitch4-QR family, designed for isolated flyback converters. It represents an evolution in integrated offline switcher technology, combining power and control functions to reduce external component count. The series targets medium-to-high power applications demanding reliability and compact form factors.

AC DC Converters, Offline Switchers Replacement Considerations

Cross-reference with other InnoSwitch4-QR variants for different power levels. Verify pinout compatibility when substituting within the same family. Check updated datasheets for any design changes or manufacturing notices affecting performance characteristics.