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TPS40055PWPR The TPS40055PWPR is a synchronous buck DC DC switching controller from Texas Instruments. It operates with an input voltage range of 8V to 40V and supports frequencies up to 1MHz.
Mfr Part #:

TPS40055PWPR

Available from 7 distributors
Mfr Name: Texas Instruments
Texas Instruments
The TPS40055PWPR is a synchronous buck DC DC switching controller from Texas Instruments. It operates with an input voltage range of 8V to 40V and supports frequencies up to 1MHz.
✓ Total Stock: 37,598 pcs
$ Price Range: $2.20

TPS40055PWPR Available from 7 distributors

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✓ Non-Authorised
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TPS40055PWPR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Clock Sync
Control Features
Duty Cycle (Max)
Features
Frequency
Function
Mounting Type
Number of Outputs
Operating Temperature
Output Configuration
Output Current
Output Phases
Output Type
Supplier Device Package
Supplier Package
Synchronous Rectifier
Topology
Voltage
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TPS40055PWPR Description

Short technical summary and product information.

The Texas Instruments TPS40055PWPR is a versatile DC DC switching controller designed for step-down (buck) applications. It features a wide input voltage range from 8V to 40V, making it suitable for various power supply designs.

 

This controller supports synchronous rectification and offers features such as enable, frequency synchronization, and soft start, with a maximum duty cycle of 85%. It operates at frequencies up to 1MHz and has a typical quiescent current of 0.0015A. The output voltage can be regulated from 0.7V to 35V, with a maximum output current capability of 20A.

 

The TPS40055PWPR is housed in a 16-HTSSOP package, designed for surface mount installation. Its operating temperature range is -40°C to 85°C. This component is part of the TPS4005x family of wide-input synchronous buck controllers.

 

Key specifications include a 1-phase output, voltage mode control, and a maximum output current of 20A. The device is RoHS3 compliant and has an MSL rating of 1.

TPS40055PWPR Quick Information

Product Type: DC DC Switching Controller
Canonical Name: TPS40055PWPR Synchronous Buck Controller
Subcategory: Power Management

TPS40055PWPR Compliance

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

TPS40055PWPR Estimated Pricing

Qty Low High
1+ $2.20 $2.20

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

TPS40055PWPR Features

  • Wide 8V to 40V input voltage range.
  • Synchronous buck controller topology.
  • Up to 1MHz switching frequency.
  • Supports 20A maximum output current.
  • 16-HTSSOP surface mount package.

TPS40055PWPR Applications

  • Powering intermediate bus voltages.
  • High-density power systems.
  • Point-of-load power supplies.
  • Battery-powered equipment.

TPS40055PWPR FAQs

7 frequently asked questions generated from this part’s specifications.
What is the input voltage range of the TPS40055PWPR?

8V to 40V.

What is the output voltage range?

0.7V to 35V.

What is the maximum output current?

20A.

What is the operating temperature range?

-40°C to 85°C.

What package does the TPS40055PWPR come in?

16-PowerTSSOP (16-HTSSOP), surface mount.

What is the switching frequency?

Up to 1MHz.

What control mode does it use?

Voltage mode control.

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