SSL21151T/1,118

Overview

The SSL21151T/1,118 is an integrated LED driver IC manufactured by NXP USA Inc. It is housed in an 8-SOIC package and functions as a DC-DC regulator suitable for flyback, SEPIC, step-down (buck), and step-up (boost) topologies. The device supports a switch current of 700mA and includes dimming capabilities. It complies with European Union environmental standards, having passed ROHS certification and the REACH directive.

Feature Summary

• Supports multiple converter topologies including flyback, SEPIC, buck, and boost configurations
• Integrated regulation for consistent LED current control
• Compliant with ROHS certification and REACH directive

Applications

• LED lighting systems requiring regulated current drive
• General-purpose DC-DC power conversion applications
• Dimmable LED driver designs

Procurement Notes

Verify component authenticity through authorized channels or certified distributors. Confirm that the specific lot matches the required specifications. Note that availability may vary across suppliers due to market fluctuations. Ensure compliance with relevant environmental directives such as ROHS and REACH for intended deployment regions. Request official datasheets to validate technical parameters before finalizing procurement decisions.

Selection Notes

Select this component for applications requiring a versatile LED driver capable of handling various DC-DC topologies. Consider the 700mA output capability when sizing the load. Evaluate the 8-SOIC package constraints against board space requirements. Verify compatibility with the desired dimming interface and input voltage range. Assess thermal management needs based on the expected operating conditions and power dissipation levels.

Part Context

This part belongs to the LED driver category within NXP's portfolio. It is designed for efficient power management in lighting applications. The integration of regulation and switching functions simplifies the design process for engineers developing compact and reliable LED drivers.

Replacement Considerations

Check for direct substitutes from NXP or other manufacturers offering similar pinouts and electrical characteristics. Verify functional equivalence regarding topology support and current ratings. Ensure package compatibility to avoid PCB redesign.