Texas Instruments TPS6281126QWRWYRQ1 Microcontrollers
Automotive 2.75-V to 6-V, 1-A step-down converter in a 2mm x 3mm wettable-flanks QFN package 9-VQFN-HR -40 to 125
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
TPS6281126QWRWYRQ1
Detailed Description
Automotive 2.75-V to 6-V, 1-A step-down converter in a 2mm x 3mm wettable-flanks QFN package 9-VQFN-HR -40 to 125
Package
9-VFQFN
Lifecycle Status
Active
Datasheet
TPS6281126QWRWYRQ1 Datasheet
Quick Jump:
Technical Specifications
Texas Instruments TPS6281126QWRWYRQ1 Microcontrollers technical specifications.
General
Package / Case
9-VFQFN
Mounting Type
Surface Mount, Wettable Flank
Operating Temperature
-40°C ~ 125°C (TA)
Lifecycle Status
Active
Output Type
Fixed
Max Input Voltage
6V
Output Current
1A
Switching Frequency
1.8MHz ~ 4MHz
Number of Outputs
1
Topology
Buck
Alternate Parts Comparison (TPS6281126QWRWYRQ1 vs TPS62811QWRWYRQ1 vs TPS6286910CRQYR vs TPS6286810CRQYR)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 9-VFQFN | 9-VFQFN | 9-VFQFN | 9-VFQFN |
| Mounting Type | Surface Mount, Wettable Flank | Surface Mount, Wettable Flank | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 125°C (TA) | -40°C ~ 125°C (TA) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) |
| Switching Frequency | 1.8MHz ~ 4MHz | 1.8MHz ~ 4MHz | 2.4MHz | 2.4MHz |
| Lifecycle Status | Active | Active | Active | Active |
| Function | Step-Down | Step-Down | Step-Down | Step-Down |
| Max Input Voltage | 6V | 6V | 5.5V | 5.5V |
| Min Input Voltage | 2.75V | 2.75V | 2.4V | 2.4V |
| Number of Outputs | 1 | 1 | 1 | 1 |
| Output Configuration | Positive | Positive | Positive | Positive |
| Output Current | 1A | 1A | 6A | 4A |
| Output Type | Fixed | Adjustable | Adjustable | Adjustable |
| Action |
Cross Reference
Manufacturer-stated alternates from official cross-reference tools. These are not a guaranteed pin-compatible drop-in. Qualify package, pinout, and electrical limits against the datasheet before a board change. See cross-reference vs drop-in compatible .
Suggested replacements
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TPS628112AQWRWYRQ1Texas InstrumentsAutomotive 2.75-V to 6-V, 1-A step-down converter in a 2mm x 3mm wettable-flanks QFN package 9-VQFN-HR -40 to 125
TPS62811QWRWYRQ1Texas InstrumentsAutomotive 2.75-V to 6-V, 1-A step-down converter in a 2mm x 3mm wettable-flanks QFN package 9-VQFN-HR -40 to 125