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INN4777C-H187-TL is listed in the AC DC Converters, Offline Switchers range at ChipApex. The manufacturer field lists Power Integrations. Its product description is IC OFFLINE SW FLBACK INSOP-24D. Review the specifications below when checking this part for your BOM.
The INN4777C-H187-TL is a flyback AC/DC converter from the InnoSwitch4-QR series, utilizing PowiGaN technology. It delivers 220 W output power with an input voltage range of 85 VAC to 265 VAC and supports up to 380 VDC bus voltages. The device operates at a switching frequency of 140 kHz with a quiescent current of 300 uA. It features an InSOP-24D package for surface mount installation and functions within a temperature range of -40°C to +150°C.
Verify component authenticity through authorized Power Integrations distributors or certified partners. Confirm the specific suffix matches the required specifications. Request official datasheets and compliance documentation prior to purchase. Ensure supply chain integrity to avoid counterfeit components.
Select this model for applications requiring isolated flyback conversion up to 220 W. The InSOP-24D package suits space-constrained designs. Verify compatibility with the target input voltage range and thermal management requirements. Consider the 140 kHz switching frequency for EMI filtering needs.
This component belongs to the InnoSwitch4-QR family, designed for quasi-resonant operation. It represents an evolution in integrated switcher technology, combining control logic and power stages into a single monolithic IC. The series targets high-performance AC/DC conversion with reduced external component count.
Consult official cross-reference lists for verified substitutes. Ensure replacement parts match the InSOP-24D package and functional specifications.
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