INN3365C-H301-TL

AC DC Converters, Offline Switchers Overview

The INN3365C-H301-TL is an InnoSwitch3-Pro series AC/DC converter IC from Power Integrations, utilizing PowiGaN technology. It integrates a multi-mode quasi-resonant flyback controller, a high-voltage MOSFET, synchronous rectification driver, and FluxLink isolated feedback. The device supports an input voltage range of 85 VAC to 265 VAC with a switching frequency of 132 kHz. It delivers up to 25 W output power across 3 V to 24 V outputs, with a maximum output current of 1.84 A. Key electrical parameters include a quiescent supply current of 650 uA and operation within a temperature range of -40°C to +105°C.

AC DC Converters, Offline Switchers Feature Summary

• Integrates digital control via I2C interface for dynamic adjustment of output voltage and current.
• Features FluxLink HIPOT-isolated feedback link for instantaneous transient response and comprehensive protection.
• Includes integrated 3.6 V supply for external microcontroller biasing in standalone applications.

AC DC Converters, Offline Switchers Applications

• USB PD adapters requiring precise voltage and current adjustments
• Compact AC/DC power supplies with strict size constraints
• Chargers needing telemetry for status and fault monitoring

AC DC Converters, Offline Switchers Procurement Notes

Verify the specific suffix H301 against design requirements, as it indicates a 4.7 ohm SR pull-down resistor configuration distinct from other variants. Confirm that the InSOP-24D package aligns with thermal and footprint constraints. Ensure the operating temperature range meets system specifications. Cross-reference the datasheet for exact pinout and recommended circuit components to guarantee compliance with safety standards.

AC DC Converters, Offline Switchers Selection Notes

Select this model when digital programmability via I2C is required for dynamic power management. It is suitable for applications demanding high efficiency without heatsinks and compact form factors. Consider the 650 uA quiescent current for low-power standby requirements. Verify compatibility with the target microcontroller's I2C interface and ensure the 3.6 V internal supply suffices for MCU biasing needs.

AC DC Converters, Offline Switchers Part Context

This component belongs to the InnoSwitch3-Pro family, designed to simplify the development of digitally controlled, high-efficiency power supplies. The series combines primary-side control with secondary-side sensing and synchronous rectification. It targets applications where software-defined power characteristics and advanced telemetry are essential for system integration and monitoring.

AC DC Converters, Offline Switchers Replacement Considerations

INN3365C-H302-TL offers similar functionality but includes a 4.7 ohm SR pull-down resistor and different thermal ratings. INN3366C-H302-TL provides higher power capabilities up to 100 W. Verify package compatibility and specific feature sets like SR resistor presence before substitution.