Texas Instruments TPS548D21RVFR DC DC Switching Regulators
IC REG BUCK ADJ 40A 40LQFN
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
TPS548D21RVFR
Detailed Description
IC REG BUCK ADJ 40A 40LQFN
Package
40-PowerLFQFN
Key Features
Package / Case: 40-PowerLFQFN; Mounting Type: Surface Mount
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
TPS548D21RVFR Datasheet
Quick Jump:
Technical Specifications
Texas Instruments TPS548D21RVFR DC DC Switching Regulators technical specifications.
General
Package / Case
40-PowerLFQFN
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 125°C (TJ)
Output Type
Adjustable
Max Input Voltage
16V
Output Current
40A
Switching Frequency
Selectable
Number of Outputs
1
Topology
Buck
Output Configuration
Positive
Alternate Parts Comparison (TPS548D21RVFR vs TPS548B22RVFR vs TPS544B20RVFR vs TPS549D22RVFT)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 40-PowerLFQFN | 40-PowerLFQFN | 40-PowerLFQFN | 40-PowerLFQFN |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TA) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) |
| Switching Frequency | Selectable | Selectable | Selectable | Selectable |
| Max Input Voltage | 16V | 18V | 18V | 22V |
| Min Input Voltage | 1.5V | 1.5V | 4.5V | 4.5V |
| Number of Outputs | 1 | 1 | 1 | 1 |
| Output Configuration | Positive | Positive | Positive | Positive |
| Output Current | 40A | 25A | 20A | 40A |
| Output Type | Adjustable | Adjustable | Adjustable | Adjustable |
| Output Voltage | 0.6V | 0.6V | 0.6V | 0.6V |
| Synchronous Rectifier | Yes | Yes | Yes | Yes |
| Action |
More Parts in DC DC Switching Regulators
Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.
TPS548B22RVFRTexas Instruments1.5-V to 18-V, 25-A synchronous SWIFT™ buck converter with differential remote sense
TPS544B20RVFRTexas Instruments4.5-V to 18-V, 20-A synchronous SWIFT™ buck converter with PMBus programmability and monitoring