TPS56428DDA Texas Instruments Integrated Circuit (Small Outline Packages) In Stock

Name: TPS56428DDA
Brand: Texas Instruments
SKU: TPS56428DDA
Availability: InStock

TPS56428DDA is a 4.5V–18V input, 4A synchronous step-down DC/DC converter with Eco-mode control and 0.6V–7V adjustable output. Features PWM voltage-mode control, integrated MOSFETs, and up to 95% efficiency. From $0.71 in stock, worldwide shipping.

ACTIVEIntegrated CircuitVerified Apr 2026

Package / Visual Reference

TPS56428DDASmall Outline Packages

Quick Facts

Manufacturer: Texas Instruments
Package: Small Outline Packages
Pin Count: 9
Lifecycle: ACTIVE
Datasheet: TPS56428DDA Datasheet PDF
Category: Integrated Circuit
Price: From $0.7055(MOQ 75)
Temp Range: -40.0°C to 85.0°C
RoHS: Compliant
Lead Time: 3–7 business days
Shipping: DHL Express · Worldwide

What are the key features of TPS56428DDA?

4.5V to 18V wide input voltage range with 4A continuous output current
Advanced Eco-mode™ for high efficiency at light loads
Voltage-mode PWM control with adjustable output from 0.6V to 7V
Integrated synchronous MOSFETs in compact 8-pin Small Outline Package
Suitable for industrial, telecom, and point-of-load power supply designs

What is TPS56428DDA used for?

The TPS56428DDA is widely used in industrial automation, telecom equipment, and embedded systems requiring efficient point-of-load power conversion. Its wide input range and Eco-mode make it ideal for always-on IoT devices and battery-backed systems. It also suits consumer electronics and networking hardware where compact size and high efficiency are critical.

What are the specifications of TPS56428DDA?

Pbfree Code	Yes
YTEOL	15
Additional Feature	OUTPUT VOLTAGE RANGE IS FROM 0.6 TO 7V
Analog IC - Other Type	SWITCHING REGULATOR
Control Mode	VOLTAGE-MODE
Control Technique	PULSE WIDTH MODULATION
Input Voltage-Max	18V
Input Voltage-Min	4.5V
Input Voltage-Nom	12V
JESD-30 Code	R-PDSO-G8
JESD-609 Code	e3
Number of Functions	1
Number of Outputs	1
Output Current-Max	4A
Output Voltage-Max	5.5V
Output Voltage-Min	0.6V
Package Body Material	PLASTIC/EPOXY
Package Equivalence Code	SOP8,.25
Package Shape	RECTANGULAR
Package Style	SMALL OUTLINE, HEAT SINK/SLUG, LOW PROFILE
Peak Reflow Temperature (Cel)	260
Qualification Status	Not Qualified
Supply Current-Max (Isup)	0.35mA
Supply Voltage-Nom (Vsup)	12V
Surface Mount	YES
Switcher Configuration	BUCK
Switching Frequency-Max	650kHz
Technology	BICMOS
Temperature Grade	INDUSTRIAL
Terminal Finish	Matte Tin (Sn)
Terminal Form	GULL WING
Terminal Pitch	1.27mm
Terminal Position	DUAL
Time@Peak Reflow Temperature-Max (s)	30
Package	Small Outline Packages

Compliance & Regulatory

RoHS Status	Compliant
Lead-Free	Yes (Pb-Free)
Moisture Sensitivity Level	MSL 2
ECCN	EAR99
HTS Code	8542.39.00.90
Country of Origin	Mexico

Where can I find the TPS56428DDA datasheet?

TPS56428DDA Datasheet Download

Official datasheet from Texas Instruments

What are equivalent replacements for TPS56428DDA?

No known alternates. Submit an RFQ and our team can suggest alternatives.

Frequently Asked Questions

What is the input and output voltage range of the TPS56428DDA?

The TPS56428DDA accepts an input voltage from 4.5V to 18V, with a nominal input of 12V. The output voltage is adjustable from 0.6V to 7V, making it suitable for a wide range of point-of-load applications.

What is the maximum output current of the TPS56428DDA?

The TPS56428DDA supports a maximum continuous output current of 4A. It uses integrated synchronous MOSFETs and voltage-mode PWM control to deliver stable, efficient power across its full load range.

What package does the TPS56428DDA come in and is it RoHS compliant?

The TPS56428DDA is available in an 8-pin Small Outline Package (SOIC-8 / DDA). It is fully RoHS compliant (Pbfree Code: Yes), making it suitable for modern environmentally-conscious product designs.

What applications is the TPS56428DDA best suited for?

The TPS56428DDA is ideal for industrial power supplies, telecom infrastructure, networking equipment, and IoT devices. Its Advanced Eco-mode improves light-load efficiency, which is especially valuable in always-on or battery-backed systems.

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About Texas Instruments

Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.

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AvailabilityIn Stock

Reference Price (USD)

From $0.7055

Buy from 1pc · Factory-direct pricing

Qty.	Unit Price	Ext. Price
75+	$0.7055	$52.91

pcs

Unit price: $0.7055 · Total: $52.91

In Stock · 24h Response · Worldwide Shipping

Direct Contact

WhatsApp Inquiry Email RFQ

Lead Time3-7 business days

MOQFrom 1 piece

ShippingDHL / FedEx / UPS

OriginChina (Authorized)

Response within 24 hours · Worldwide shipping

“Response time is incredible — usually under 4 hours. They understand that production lines can't wait.”

James Wright

Supply Chain Director, CircuitPro Ltd, UK

TPS56428DDA Texas Instruments Integrated Circuit (Small Outline Packages) In Stock

What are the key features of TPS56428DDA?

What is TPS56428DDA used for?

What are the specifications of TPS56428DDA?

Compliance & Regulatory

Where can I find the TPS56428DDA datasheet?

What are equivalent replacements for TPS56428DDA?

Frequently Asked Questions

What is the input and output voltage range of the TPS56428DDA?

What is the maximum output current of the TPS56428DDA?

What package does the TPS56428DDA come in and is it RoHS compliant?

What applications is the TPS56428DDA best suited for?

Related Guides

CSD87313DMS Synchronous Buck Power Stage Design Guide

STEF05SGR eFuse Selection Guide for 5 V Overcurrent Protection

C0402C103K3RACTU Selection Guide: Choosing a 10 nF 0402 MLCC

STM32H753VIT6 MCU Selection Guide: Memory, Package, Connectivity, and Security

Why Buy from FindMyChip

About Texas Instruments

More from Texas Instruments

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