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HPA01111DQPR is listed in the Voltage Regulators - DC DC Switching Regulators range at ChipApex. The manufacturer field lists Texas Instruments. Its product description is IC REG BUCK. Review the specifications below when checking this part for your BOM.
The HPA01111DQPR is a high-efficiency synchronous buck converter from Texas Instruments, part of the TPS53355 series. It operates with an input voltage range of 1.5 V to 15 V and delivers up to 30 A output current. The adjustable output voltage spans from 600 mV to 5.5 V. Integrated features include eco-mode for light-load efficiency, adjustable current limit, power good indication, and pre-bias start-up. The device supports switching frequencies between 250 kHz and 1 MHz and functions within a temperature range of -40°C to +125°C.
Verify the component status as obsolete in official manufacturer records before procurement planning. Confirm package compatibility with the 22-LSON-CLIP footprint. Ensure design reviews account for the specific thermal requirements associated with the 30-A output capability. Cross-reference datasheet revisions to confirm feature consistency.
Select this component when a compact solution is required for high-current applications within a 15-V input limit. The integrated eco-mode makes it suitable for systems requiring efficient operation under varying load conditions. Consider the 22-LSON-CLIP package for space-constrained designs needing robust thermal performance.
This part belongs to the TPS5335x family of SWIFT converters, designed for high-density power management. It shares architectural similarities with the TPS53353 but offers increased current capacity. The series is characterized by its integrated power stage and minimal external component count.
The TPS53355DQPR is a confirmed substitute part number for the HPA01111DQPR. Verify pinout and electrical specifications against the primary datasheet to ensure functional equivalence.
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