INN3464C-TL

AC DC Converters, Offline Switchers Overview

The INN3464C-TL is an InnoSwitch3-MX AC/DC converter IC from Power Integrations, utilizing PowiGaN technology. It features a flyback topology with integrated 650 V switching and synchronous rectification. The device supports an input voltage range of 85-265 VAC and delivers up to 23 W output power at 1.52 A. Operating at a fixed frequency of 132 kHz, it functions within a temperature range of -40°C to +105°C. The component is housed in an SMD/SMT package and includes isolated feedback via FluxLink technology.

AC DC Converters, Offline Switchers Feature Summary

• Integrates primary-side control, PowiGaN switch, and secondary-side synchronous rectification into a single chip
• Utilizes FluxLink technology for precise isolation feedback without optocouplers
• Supports quasi-resonant operation for high efficiency across the load range

AC DC Converters, Offline Switchers Applications

• High-efficiency wall adapters
• Display and television power supplies
• Small form-factor consumer electronics chargers

AC DC Converters, Offline Switchers Procurement Notes

Verify the specific suffix against official datasheets to confirm pinout and thermal characteristics. Ensure the ordering code matches the required reel quantity of 2000 units. Confirm RoHS compliance status and humidity sensitivity handling requirements prior to assembly. Cross-reference the manufacturer part number with authorized distributor catalogs to validate authenticity and current production status.

AC DC Converters, Offline Switchers Selection Notes

Select this component for designs requiring compact size and high efficiency without external heat sinks. The integrated synchronous rectification reduces conduction losses compared to diode-based solutions. Verify that the target application operates within the specified 132 kHz frequency and does not require variable frequency modulation. Ensure the PCB layout accommodates the specific InSOP-24D package dimensions and thermal pad requirements.

AC DC Converters, Offline Switchers Part Context

This part belongs to the InnoSwitch3-MX family, designed for multi-output or single-output applications requiring tight regulation. It complements the InnoMux controller series but can function independently in specific configurations. The PowiGaN technology distinguishes it from standard silicon counterparts by offering higher breakdown voltage and faster switching capabilities within the same footprint.

AC DC Converters, Offline Switchers Replacement Considerations

INN3478C-TL offers similar integration with higher power capability (up to 55 W) and 750 V rating. INN3466C-H401-TL provides comparable functionality with different output specifications. Verify pin compatibility and thermal performance when substituting with these alternatives.