EL1848IY-T7

Overview

The EL1848IY-T7 is a regulated LED driver manufactured by Renesas Electronics Corporation, designed for backlight applications. It integrates a DC-DC boost converter to regulate current up to 400mA. The device operates within an input voltage range of 2.6V to 13.2V and supports output voltages up to 14V. It features a switching frequency of 1MHz. The component is housed in an 8-pin MSOP package and is rated for an operating temperature range of -40°C to 85°C (TA).

Feature Summary

• Integrates a boost DC-DC converter for LED regulation.
• Provides constant current drive capability for backlight systems.

Applications

• Backlight illumination systems

Procurement Notes

Verify the specific suffix 'T7' against official Renesas documentation to confirm the tape and reel packaging configuration. Confirm that the MSOP package variant matches the required PCB footprint. Check for any recent Product Change Notices or End-of-Life announcements from the manufacturer, as availability may be restricted.

Selection Notes

Select this component when a compact solution for driving LEDs with a boost converter is required. Ensure the application voltage falls within the 2.6V to 13.2V input range. Verify that the 400mA current limit aligns with the target LED specifications. Consider the thermal performance within the specified ambient temperature range during design.

Part Context

This part belongs to the EL1848 series of LED drivers from Renesas. The series includes variants with different packages, such as the TSOT23-8 version (EL1848IWT-T7). The IY suffix typically denotes the MSOP package option. These devices are engineered for efficient power management in portable and display electronics.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material. Cross-reference with the EL1848IWT-T7 only if package compatibility is verified through official datasheets.