SSL21083AT/1,118

Overview

The SSL21083AT/1,118 is a compact non-dimmable LED driver IC from the GreenChip series by NXP Semiconductors. Designed for general lighting applications, it functions as an AC-DC offline switcher with integrated high-voltage startup and current regulation capabilities. The component supports multiple topologies including flyback, SEPIC, buck, and boost configurations to drive LEDs efficiently. It operates within a supply voltage range of 8V to 16V and features a maximum output voltage capability of 600V. The device is housed in an 8-SO package and is rated for operation across a temperature range of -40°C to 125°C.

Feature Summary

• Integrated high-voltage startup circuitry eliminates external startup resistor requirements.
• Supports flexible topology implementation including flyback, SEPIC, buck, and boost configurations.
• Designed for non-dimmable LED lamp applications in general lighting systems.
• Compact surface-mount packaging facilitates efficient PCB layout.

Applications

• General lighting LED lamps
• AC-DC offline LED power supplies
• Non-dimmable solid-state lighting fixtures

Procurement Notes

Verify part authenticity through authorized NXP distributors or certified suppliers. Confirm RoHS compliance status and check for obsolescence notices, as availability may vary. Ensure the specific suffix matches project requirements. Request official datasheets and certification documents prior to procurement to validate technical specifications and regulatory adherence.

Selection Notes

Select this component for designs requiring a single-output, non-dimmable LED driver solution. It is suitable for applications where cost-effective integration of control and power stages is prioritized. Consider the 8-SO package constraints and thermal management requirements during PCB design. Verify that the required input voltage and LED string characteristics align with the device's operational limits.

Part Context

This IC belongs to the SSL2108 series, a family of high-voltage integrated circuits developed for driving LED lamps. The series focuses on providing complete solutions for offline AC-DC conversion in lighting applications. The SSL21083AT variant specifically addresses non-dimmable use cases, offering a balance of performance and simplicity for standard lighting products.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Consult NXP Semiconductors directly for updated replacement recommendations or pin-compatible alternatives if this component is discontinued or unavailable.