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The CS1616-FZZR is a single-stage dimmable offline AC/DC controller IC designed for LED lamp applications. Manufactured by Cirrus Logic, it utilizes a TSSOP-16 surface-mount package. The device supports Flyback, Buck, and Boost topologies with Triac dimming capability. It operates within a supply voltage range of 11V to 17V and features an operating frequency range of 6kHz to 200kHz. The component functions reliably across a temperature range of -40°C to +125°C (TJ). This part is currently classified as obsolete.
This component is officially listed as obsolete or end-of-life by the manufacturer. Availability is restricted, and sourcing new units may require checking secondary market distributors. Verify RoHS compliance status through official certificates before integration into production. Ensure design-in decisions account for long-term supply chain stability given the discontinued status.
Select this IC for single-stage AC/DC LED driver implementations requiring integrated dimming control. The TSSOP-16 package suits space-constrained PCB layouts. Consider alternative active parts if current availability is critical, as this specific suffix variant is no longer in primary production. Validate thermal performance within the specified -40°C to +125°C junction temperature range.
The CS1616 series represents Cirrus Logic's portfolio of offline controllers for lighting. The FZZR suffix denotes the TSSOP-16 package option, distinguishing it from other variants like the FSZR (SOIC-16). These devices are engineered for cost-effective, high-performance LED lighting solutions, bridging the gap between complex multi-stage drivers and simple linear regulators.
Public confirmed substitute part numbers: None identified in verified documentation.