INN3167C-H105-TL

AC DC Converters, Offline Switchers Overview

The INN3167C-H105-TL is an offline CV/CC QR Flyback Switcher IC from the InnoSwitch3-CE family, manufactured by Power Integrations. It integrates a 650 V MOSFET, synchronous rectification driver, and FluxLink feedback link within an InSOP-24D package. Designed for applications up to 65 W, it operates with an input voltage range of 85 VAC to 265 VAC. The device features a switching frequency of 100 kHz and a typical no-load supply current of 1.03 mA. It supports SMD/SMT installation and functions within a temperature range of -40°C to +105°C.

AC DC Converters, Offline Switchers Feature Summary

• Integrates primary switch, secondary-side sensing, and synchronous rectification driver in a compact footprint
• Utilizes HIPOT-isolated FluxLink feedback for high accuracy independent of external components
• Incorporates multi-mode Quasi-Resonant (QR) / CCM flyback control for high efficiency across full load ranges

AC DC Converters, Offline Switchers Applications

• Adapters and chargers
• Consumer electronics power supplies
• General purpose isolated DC-DC conversion

AC DC Converters, Offline Switchers Procurement Notes

Verify the specific suffix H105 against official datasheets to confirm output configuration parameters. Ensure compatibility with InSOP-24D footprints during PCB layout. Confirm RoHS compliance status through manufacturer documentation prior to integration. Validate thermal management requirements for the specified operating temperature range.

AC DC Converters, Offline Switchers Selection Notes

Select this component for designs requiring high integration and compact size in isolated power applications. The integrated synchronous rectification improves efficiency compared to traditional diode-based solutions. Consider the 650 V MOSFET rating for appropriate voltage headroom. Verify that the 100 kHz switching frequency aligns with EMI constraints.

AC DC Converters, Offline Switchers Part Context

This part belongs to the InnoSwitch3-CE series, which combines controller, power FET, and secondary-side regulation into a single package. The series targets high-efficiency offline converters. The H105 variant specifically denotes particular output characteristics defined by Power Integrations. It replaces older discrete or semi-integrated flyback solutions.

AC DC Converters, Offline Switchers Replacement Considerations

Direct substitutes include other variants within the INN3167C family such as INN3167C-H101-TL or INN3167C-H115-TL, depending on required output specifications. Cross-reference pinouts and electrical parameters carefully before substitution.