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Independent supplier — new & surplus stockAuthenticity-screened · ESD-safe packingListing updated Jul 2026

Specifications

TPS65121RGTTG4 specifications
ParameterValue
MountingSurface Mount
Voltage - input2.5V ~ 5.5V
Voltage - output3V ~ 5.6V, Adj up to 20V, Adj down to -18V
I/O channels4
Operating temperature-40°C~85°C
PackageTape & Reel (TR)
ApplicationsConverter, TFT LCD
Case16-VFQFN Exposed Pad

Frequently asked questions

What is the replacement for TPS65121RGTTG4?

Buyers need a drop-in or functional alternative because the original is obsolete and no longer in production.

Is TPS65121RGTTG4 obsolete?

Determines whether the part is still orderable or if a redesign is required.

Where can I buy TPS65121RGTTG4?

Sourcing the few remaining units requires knowing which distributors still have inventory.

What is the price of TPS65121RGTTG4?

Price affects BOM cost decisions and comparison with alternative parts.

What is the pinout of TPS65121RGTTG4?

Ensures the part fits the existing PCB layout and pin compatibility with a substitute.

Can TPS65121RGTTG4 be used for dual outputs?

Clarifies if the part meets the specific voltage rail requirements of the application.