Texas Instruments TPS54122RHLT DC DC Switching Regulators
3A dual-output DC-DC converter and low-noise LDO regulator.

Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
TPS54122RHLT
Detailed Description
3A dual-output DC-DC converter and low-noise LDO regulator. Features include 3A maximum output current per channel, 3.6V fixed output voltage, and a wide input voltage range from 2.95V to 5.5V. This surface-mount component is housed in a 24-VQFN package with dimensions of 5.5mm x 3.5mm x 1mm. Operating temperature range is -40°C to 150°C, with a quiescent current of 360µA.
Package
VQFN
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
TPS54122RHLT Datasheet
Quick Jump:
Technical Specifications
Texas Instruments TPS54122RHLT DC DC Switching Regulators technical specifications.
General
RoHS
Yes
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 150°C
Supply Voltage
5.5V
Package
VQFN
Current Output 1
3A
Current Output 2
3A
Height
1mm
Lead Free
Lead Free
Length
5.5mm
Alternate Parts Comparison (TPS54122RHLT vs TPS72018DRVR vs TPS72012DRVR vs TPS54292PWP)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 150°C | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TA) |
| RoHS | Yes | Yes | Yes | Yes |
| Max Input Voltage | 5.5V | 4.5V | 4.5V | 18V |
| Number of Outputs | 2 | 1 | 1 | 2 |
| Output Current | 3A | 350mA | 350mA | 1.5A, 2.5A |
| Output Type | Adjustable | Fixed | Fixed | Adjustable |
| Output Voltage | 3.6V | 1.8V | 1.2V | 0.8 to 14V |
| Package | VQFN | WSON EP | WSON EP | HTSSOP EP |
| Radiation Hardening | No | No | No | No |
| Quiescent Current | 360uA | 38 µA | 38 µA | -- |
| Package / Case | -- | 6-WDFN Exposed Pad | 6-WDFN Exposed Pad | 16-PowerTSSOP |
| Action |
Texas Instruments TPS54122RHLT DC DC Switching Regulators Overview
3A dual-output DC-DC converter and low-noise LDO regulator. Features include 3A maximum output current per channel, 3.6V fixed output voltage, and a wide input voltage range from 2.95V to 5.5V. This surface-mount component is housed in a 24-VQFN package with dimensions of 5.5mm x 3.5mm x 1mm.
Operating temperature range is -40°C to 150°C, with a quiescent current of 360µA.
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