TPS543C20RVFT The Texas Instruments TPS543C20RVFT is a 40A synchronous SWIFT™ buck converter. It operates with an input voltage range of 4V to 14V and offers an adjustable output voltage from 0.6V to 5.5V.
Mfr Part #:

TPS543C20RVFT

Available from 2 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments TPS543C20RVFT is a 40A synchronous SWIFT™ buck converter. It operates with an input voltage range of 4V to 14V and offers an adjustable output voltage from 0.6V to 5.5V.
✓ Total Stock: 5,991 pcs
$ Price Range: $6.91

TPS543C20RVFT Available from 2 distributors

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✓ Non-Authorised
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5,241 pcs
5241 pcs On Request 1 On Request On Request On Request On Request On Request
Non-Authorised Inventory information
750 pcs
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TPS543C20RVFT Specifications Quick View

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

TPS543C20RVFT Description

Short technical summary and product information.

The Texas Instruments TPS543C20RVFT is a high-performance synchronous buck converter from the SWIFT™ family, designed for efficient power management. This device features adaptive internal compensation and supports an input voltage range of 4V to 14V, with an adjustable output voltage from 0.6V to 5.5V.

 

With a continuous output current capability of 40A, the TPS543C20RVFT is suitable for demanding applications. It incorporates integrated 3/0.9-mΩ stacked NexFET™ power stages and utilizes lossless low-side current sensing for accurate monitoring. The converter operates with a programmable switching frequency ranging from 300 kHz to 2 MHz for standalone operation and 300 kHz to 1 MHz for stackable configurations, allowing for up to 80A by stacking two units.

 

This component is housed in a 40-LQFN-CLIP (7x5) package, designed for surface mount applications. It operates within a temperature range of -40°C to 125°C (TJ). The device offers flexibility with features like synchronization to an external clock and sync out pin.

 

Key electrical characteristics include its buck topology, synchronous rectification, and adjustable output type. The TPS543C20RVFT is designed for applications requiring high current density and efficient voltage regulation.

TPS543C20RVFT Quick Information

Product Type: DC DC Switching Regulator
Canonical Name: Texas Instruments TPS543C20RVFT Synchronous SWIFT™ Buck Converter
Subcategory: Buck Converter

TPS543C20RVFT Compliance

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

TPS543C20RVFT Estimated Pricing

Qty Low High
1+ $6.91 $6.91

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

TPS543C20RVFT Features

  • 40A synchronous SWIFT™ buck converter.
  • Input voltage range 4V to 14V.
  • Adjustable output voltage 0.6V to 5.5V.
  • Integrated 3/0.9-mΩ NexFET™ power stage.
  • Stackable for up to 80A output current.

TPS543C20RVFT Applications

  • High-current power supply designs.
  • Point-of-load power delivery.
  • Data center equipment power.
  • Telecommunications infrastructure power.

TPS543C20RVFT FAQs

7 frequently asked questions generated from this part’s specifications.
What is the input voltage range of the TPS543C20RVFT?

The input voltage range is 4V to 14V.

What is the output voltage range?

The output voltage is adjustable from 0.6V to 5.5V.

What is the maximum output current?

The maximum output current is 40A.

What is the operating temperature range?

The junction temperature operating range is -40°C to 125°C.

What package does the TPS543C20RVFT come in?

The device is available in a 40-LQFN-CLIP (7x5mm) or 40-LFQFN exposed pad package, surface mount.

Can multiple devices be stacked for higher current?

Yes, two units can be stacked to deliver up to 80A with current sharing.

What is the switching frequency range?

In standalone mode the switching frequency is programmable from 300kHz to 2MHz; in stackable mode it is 300kHz to 1MHz.

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