TPS5420DG4 The Texas Instruments TPS5420DG4 is a 2A adjustable output step-down converter. It operates with an input voltage range of 5.5V to 36V and a fixed switching frequency of 500kHz.
Mfr Part #:

TPS5420DG4

Available from 2 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments TPS5420DG4 is a 2A adjustable output step-down converter. It operates with an input voltage range of 5.5V to 36V and a fixed switching frequency of 500kHz.
✓ Total Stock: 141,410 pcs
$ Price Range: $1.08

TPS5420DG4 Available from 2 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
139,077 pcs
139077 pcs On Request 1 On Request On Request On Request On Request On Request
Non-Authorised Inventory information
2,333 pcs
2333 pcs On Request 1 On Request On Request On Request On Request On Request

TPS5420DG4 Specifications Quick View

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

TPS5420DG4 Description

Short technical summary and product information.

The Texas Instruments TPS5420DG4 is a versatile DC/DC switching regulator designed for step-down conversion applications. It features a wide input voltage range from 5.5V to 36V, allowing for flexibility in various power supply designs.

 

This converter can deliver up to 2A of continuous output current, with a peak capability of 3A. The output voltage is adjustable down to 1.23V with 1.5% initial accuracy, providing precise voltage regulation. Its fixed 500kHz switching frequency helps in minimizing the size of external filter components.

 

The TPS5420DG4 integrates an 110mΩ MOSFET switch, contributing to high efficiency up to 95%. Internal compensation simplifies the design by minimizing the external parts count. The device operates within a temperature range of -40°C to 125°C (TJ).

 

Packaged in an 8-pin SOIC, the TPS5420DG4 is suitable for surface mount applications. It includes protection features such as over-current limiting, over-voltage protection, and thermal shutdown to ensure system reliability.

TPS5420DG4 Quick Information

Product Type: DC DC Switching Regulator
Canonical Name: TPS5420DG4 Step-Down Converter
Subcategory: Buck Converter

TPS5420DG4 Compliance

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

TPS5420DG4 Estimated Pricing

Qty Low High
1+ $1.08 $1.08

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

TPS5420DG4 Features

  • Wide 5.5V to 36V input voltage range.
  • Up to 2A continuous output current.
  • Adjustable output voltage down to 1.23V.
  • Fixed 500kHz switching frequency.
  • High efficiency up to 95%.

TPS5420DG4 Applications

  • Used in distributed power regulation.
  • Suitable for automotive power supplies.
  • Ideal for industrial voltage regulators.
  • Applicable in consumer electronics power.

TPS5420DG4 FAQs

6 frequently asked questions generated from this part’s specifications.
What is the operating temperature range of the TPS5420DG4?

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

What is the package type for the TPS5420DG4?

The TPS5420DG4 is available in an 8-SOIC surface-mount package.

What is the input voltage range for the TPS5420DG4?

The input voltage range is 5.5V to 36V.

What is the output voltage range for the TPS5420DG4?

The output voltage is adjustable from 1.23V to 31V.

What is the switching frequency of the TPS5420DG4?

The switching frequency is 500kHz.

What is the efficiency of the TPS5420DG4?

The efficiency is up to 95%.

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