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The TPS61058DRCR is a synchronous boost converter and LED driver IC from Texas Instruments, housed in a 10-VSON (3x3) package. It operates with an input voltage range of 2.7 V to 5.5 V and provides a single output channel capable of delivering up to 500 mA. The device supports dimming control and features an internal switch for step-up topology. Designed for surface-mount installation, it functions within a temperature range of -40°C to +85°C. This component is classified as obsolete and no longer manufactured by the producer.
This component is officially marked as obsolete and no longer manufactured by Texas Instruments. Procurement should focus on identifying verified replacement parts or alternative suppliers holding remaining stock. Verify part authenticity carefully due to end-of-life status. Check datasheet revisions for any final technical updates before integration into new designs.
Engineers selecting this part must account for its obsolete status. Consider functional equivalents that offer similar input voltage ranges and output current capabilities. Evaluate package compatibility and thermal performance requirements. Ensure any substitute maintains the required dimming interface and boost conversion efficiency for the target application.
The TPS61058 belongs to a family of high-power white LED drivers designed for portable electronics. It integrates a synchronous rectifier to improve efficiency compared to asynchronous designs. The 10-VSON package allows for compact PCB layouts suitable for space-constrained mobile devices and imaging equipment requiring reliable backlighting solutions.
RT9278GQV is listed as a substitute option.