Texas Instruments TPS546C20ARVFT DC DC Switching Regulators
IC REG BUCK ADJ 35A 40LQFN
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
TPS546C20ARVFT
Detailed Description
IC REG BUCK ADJ 35A 40LQFN
Package
40-PowerLFQFN
Key Features
Package / Case: 40-PowerLFQFN; Mounting Type: Surface Mount
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
TPS546C20ARVFT Datasheet
Quick Jump:
Technical Specifications
Texas Instruments TPS546C20ARVFT DC DC Switching Regulators technical specifications.
General
Package / Case
40-PowerLFQFN
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 125°C (TJ)
Lifecycle Status
Active
Output Type
Adjustable
Max Input Voltage
18V
Output Current
35A
Switching Frequency
200kHz ~ 1MHz
Number of Outputs
1
Topology
Buck
Related Parts Comparison (TPS546C20ARVFT vs TPS548B22RVFR vs TPS544B20RVFR vs TPS549D22RVFT)
Side-by-side specifications of related catalog parts.
Engineering verification required. Related parts may have different electrical ratings, pinouts, footprints, and operating limits. Verify suitability for your circuit before substitution.
| This Part | Related Part | Related Part | Related Part | |
|---|---|---|---|---|
| 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 | 200kHz ~ 1MHz | Selectable | Selectable | Selectable |
| Lifecycle Status | Active | Active | Active | Active |
| Max Input Voltage | 18V | 18V | 18V | 22V |
| Min Input Voltage | 4.5V | 1.5V | 4.5V | 4.5V |
| Number of Outputs | 1 | 1 | 1 | 1 |
| Output Configuration | Positive | Positive | Positive | Positive |
| Output Current | 35A | 25A | 20A | 40A |
| Output Type | Adjustable | Adjustable | Adjustable | Adjustable |
| Output Voltage | 0.35V | 0.6V | 0.6V | 0.6V |
| 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
FAN251030MNTXGonsemiSimilaronsemi
Pin NoPkg NoElec Mixed
Buck Switching Regulator IC Positive Adjustable 0.5V 1 Output 35A 34-PowerWFQFN
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