TPS546C20ARVFR The Texas Instruments TPS546C20ARVFR is a 35A synchronous buck converter. It operates from a 4.5V to 18V input and provides an adjustable output voltage from 0.35V to 5.5V.
Mfr Part #:

TPS546C20ARVFR

Available from 1 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments TPS546C20ARVFR is a 35A synchronous buck converter. It operates from a 4.5V to 18V input and provides an adjustable output voltage from 0.35V to 5.5V.
✓ Total Stock: 6,234 pcs
$ Price Range: $5.71

TPS546C20ARVFR Available from 1 distributor

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TPS546C20ARVFR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Duty Cycle
Frequency
Function
Mounting Type
Number of Outputs
Operating Temperature
Output Configuration
Output Current
Output Type
Supplier Device Package
Synchronous Rectifier
Topology
Voltage

TPS546C20ARVFR Description

Short technical summary and product information.

The TPS546C20ARVFR from Texas Instruments is a high-performance, 35A synchronous buck converter designed for power management applications. It features a wide input voltage range of 4.5V to 18V and an adjustable output voltage range from 0.35V to 5.5V.

 

This converter supports stackable configurations for up to 70A with current sharing and includes features like PMBus 1.3 compliance, adaptive voltage scaling, adjustable current limit, and differential remote sensing. The integrated power stage utilizes stacked NexFET power MOSFETs with low on-resistance.

 

Designed for surface mount installation, the TPS546C20ARVFR is housed in a 40-LQFN-CLIP package. Its operating temperature range is -40°C to 125°C (TJ), making it suitable for demanding environments. Key electrical specifications include a maximum output current of 35A and an adjustable switching frequency between 200kHz and 1MHz.

 

Additional features include adjustable soft start, forced PWM mode, frequency synchronization, power good indication, synchronous rectification, and telemetry for output voltage and current reporting. It also incorporates internal die temperature monitoring and supports two PMBus addresses.

TPS546C20ARVFR Quick Information

Product Type: Buck Converter
Canonical Name: TPS546C20A 4.5V to 18V, 35A Synchronous Buck Converter
Subcategory: Buck Converter

TPS546C20ARVFR Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

TPS546C20ARVFR Estimated Pricing

Qty Low High
1+ $5.71 $5.71

Estimated market price range - modelled values for guidance only, not live distributor offers.

TPS546C20ARVFR Features

  • 35A stackable synchronous buck converter.
  • 4.5V to 18V input voltage range.
  • 0.35V to 5.5V adjustable output voltage.
  • PMBus 1.3 compliant interface.
  • Surface mount 40-LQFN-CLIP package.

TPS546C20ARVFR Applications

  • High-current DC/DC power conversion.
  • Server and telecom power systems.
  • Point-of-load power delivery.
  • Embedded computing applications.

TPS546C20ARVFR FAQs

6 frequently asked questions generated from this part’s specifications.
What is the input voltage range for the TPS546C20ARVFR?

The input voltage range is 4.5V to 18V.

What is the maximum output current of the TPS546C20ARVFR?

The maximum output current is 35A.

What is the adjustable output voltage range?

The output voltage can be adjusted from 0.35V to 5.5V.

What is the operating temperature range for this buck converter?

The operating temperature range is -40°C to 125°C (TJ).

What type of package is the TPS546C20ARVFR in?

It is in a 40-LQFN-CLIP package.

Does the TPS546C20ARVFR support PMBus?

Yes, it is PMBus 1.3 compliant.

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