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Alternatives to Texas Instruments TPS54615PWPG4

Texas Instruments TPS54615PWPG4 and its qualified second sources, compared on form/fit/function, stock, lifecycle and price — the same checks Parter runs inside a BOM.

TPS54615PWPG4 compared against its qualified second sources
TPS54615PWPG4Texas InstrumentsTPS54615PWPRTexas InstrumentsLM20146MH/NOPBTexas Instruments+1more
FFF CompatibilityThe physical footprint, pinout assignments (28-pin HTSSOP), and mechanical lands are identical.The physical package is an identical 28-pin PowerTSSOP (HTSSOP) with the same dimensions.Provides the exact same electrical performance, supporting a 3V to 6V input range, 6A output current, and fixed 2.5V output.Utilizes a smaller 16-pin HTSSOP package, requiring a PCB footprint redesign.Uses the same HTSSOP style with an exposed thermal pad, but has fewer pins and a smaller body size.Meets the 6A continuous output requirement and supports the input voltage range with configurable 2.5V output.
AI Summary

TPS54615PWPG4 by Texas Instruments: Buck Switching Regulator IC Positive Fixed 2.5V 1 Output 6A 28-PowerTSSOP (0.173", 4.40mm Width).

This is the active tape-and-reel variant of the same silicon design. It is a seamless, true drop-in replacement requiring absolutely no board redesign or changes to external components.

  • Direct pin-to-pin compatible drop-in replacement
  • Identical electrical characteristics and 6A current capability
  • No layout modifications or external component changes required

This modern synchronous buck regulator delivers the same 6A current capability in a smaller 16-HTSSOP package. It requires a layout update and external feedback resistors to establish the 2.5V output, but provides updated silicon and excellent thermal characteristics.

  • Active, modern, and highly reliable design with MSL1 rating
  • Smaller footprint compared to the original 28-pin package
  • Highly efficient synchronous buck design with integrated FETs
  • Requires a board layout redesign to accommodate the 16-pin package
  • Requires external feedback resistors to configure the 2.5V output (not a fixed regulator)
Lifecycle StatusObsoleteActiveUnknown
Market AvailabilityNon-stockIn stockUnknown
REACHREACHREACHUnknown
RoHSRoHSRoHSUnknown
DescriptionBuck Switching Regulator IC Positive Fixed 2.5V 1 Output 6A 28-PowerTSSOP (0.173", 4.40mm Width)Buck Switching Regulator IC Positive Fixed 2.5V 1 Output 6A 28-PowerTSSOP (0.173", 4.40mm Width)This modern synchronous buck regulator delivers the same 6A current capability in a smaller 16-HTSSOP package. It requires a layout update a
ManufacturerTexas InstrumentsTexas InstrumentsTexas Instruments
TypePower Management (PMIC)Power Management (PMIC)Component
DatasheetOpenOpenN/A
Lead Time6 weeks9 weeksUnknown
Country of Origin---
Export Control Class NumberEAR99EAR99EAR99
HTSUS Code8542.39.0090--
Moisture Sensitivity Level2 (1 Year)--
FunctionStep-Down--
TopologyBuck--
Output TypeFixed--
Mounting TypeSurface Mount--
Package / Case28-PowerTSSOP (0.173", 4.40mm Width)--
Current - Output6A--
Number of Outputs1--
Output ConfigurationPositive--

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Frequently asked questions

Yes. The Texas Instruments TPS54615PWPG4 is marked obsolete, so the manufacturer has discontinued it and any remaining supply is limited to distributor stock. The qualified second sources on this page are active parts you can design in today.

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