TPS54821RHLR vs TPS54122RHLR

This in-depth comparison of the TPS54821RHLR and TPS54122RHLR provides valuable insights into their specifications and key features. We cover important factors in detail, including RoHS compliance, REACH status, series, mounting style, package type, and other relevant characteristics. Presenting the differences side by side simplifies component selection, making it easier for you to select the best option for your specific application.

Technical review by ETEI Component Engineering Source: manufacturer documentation

Parts at a glance

ISO9001 Quality Control ISO45001 ISO14001 100% Genuine
Part A

TPS54821RHLR

Texas Instruments

Lifecycle
Active
Stock
3280 PCS
Package
VQFN-14
Series
PMIC - Voltage Regulators - DC DC Switching Regulators
+BOM RFQ
Part B

TPS54122RHLR

Texas Instruments

Lifecycle
Active
Stock
9397 PCS
Series
Power Management (PMIC) - Voltage Regulators - Linear + Switching
+BOM RFQ

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Full specification comparison

Use manufacturer datasheets as the final authority.

Specification TPS54821RHLR TPS54122RHLR
Part Status Active Obsolete
Topology Buck Step-Down (Buck) Synchronous (1), Linear (LDO) (1)
Number of Outputs 1 2
Frequency - Switching 200kHz ~ 1.6MHz 300kHz ~ 2MHz
Voltage / Current - Output 1 - 0.8V ~ 3.6V, 3A
Voltage / Current - Output 2 - 0.8V ~ 3.6V, 3A
w / LED Driver - No
w / Supervisor - No
w / Sequencer - No
Voltage - Supply - 2.95V ~ 6V
Operating Temperature -40°C ~ 125°C (TJ) -40°C ~ 125°C
Mounting Type Surface Mount Surface Mount
Base Product Number - TPS54122
Series SWIFT™ -
Function Step-Down -
Output Configuration Positive -
Output Type Adjustable -
Voltage - Input (Min) 4.5V -
Voltage - Input (Max) 17V -
Voltage - Output (Min/Fixed) 0.6V -
Voltage - Output (Max) 15V -
Current - Output 8A -
Synchronous Rectifier Yes -
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