IX9907N

Overview

The IX9907N is an AC/DC switcher and LED driver IC manufactured by IXYS Integrated Circuits Division. It features a single output configured for offline flyback applications with triac dimming capability. The device operates within a supply voltage range of 4.5V to 35V, utilizing CMOS logic inputs. It supports N-channel and P-channel MOSFET gate driving configurations. The component is housed in an 8-SOIC package with a width of 3.90mm. It functions as a low-side gate driver with non-inverting input types. The unit is designed for surface mount installation and complies with RoHS3 standards.

Feature Summary

• Supports AC/DC offline switching and DC/DC conversion topologies
• Integrates triac dimming functionality for lighting control applications
• Provides dual independent low-side gate drive channels
• Compatible with standard CMOS logic input levels

Applications

• Offline flyback power supplies
• LED driver circuits
• Triac dimmable lighting systems
• General purpose AC/DC converters

Procurement Notes

Verify the specific suffix against the manufacturer datasheet to confirm pinout and functional variations. Ensure the ordering code matches the required package style, such as SOIC-8. Confirm compliance requirements including RoHS3 status and moisture sensitivity level prior to procurement. Cross-reference the manufacturer part number with distributor catalogs to validate current availability and lead times.

Selection Notes

Select this component for designs requiring integrated AC/DC switching and LED driving capabilities in a compact form factor. Consider the 1.7A output current rating and 650V operating voltage for appropriate load matching. Evaluate the 8-SOIC package dimensions for PCB layout constraints. Verify that the triac dimming feature aligns with the target application's compatibility requirements.

Part Context

The IX9907N belongs to the IXYS Integrated Circuits Division portfolio, which includes power semiconductors and interface ICs. IXYS was acquired by Littelfuse, expanding its product range to include solid-state relays and microcontrollers. This series addresses industrial, consumer, and telecommunications markets with diverse power management solutions.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.