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Home Products Integrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching Regulators~~TPS54340QDDAQ1~~

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TPS54340QDDAQ1 - Texas Instruments

Name: Texas Instruments TPS54340QDDAQ1
Brand: Texas Instruments
SKU: TPS54340QDDAQ1
Availability: InStock
Rating: 5 (3 reviews)

Manufacturer Part Number: TPS54340QDDAQ1

Manufacturer: Texas Instruments

Allelco Part Number: 32D-TPS54340QDDAQ1

Warranty: 1 Year Allelco Warranty - Find out more

Parts Description: IC REG BCK SPLIT RAIL ADJ 8SOPWR

Package: 8-SO PowerPad

Data sheet: 1.TPS54340QDDAQ1.pdf ...

HTML Datasheet
TPS54340-Q1.pdf

RoHs Status: ROHS3 Compliant

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Specifications

TPS54340QDDAQ1 Tech Specifications
Texas Instruments - TPS54340QDDAQ1 technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - TPS54340QDDAQ1

Product Attribute	Attribute Value
Manufacturer	Texas Instruments
Voltage - Output (Min/Fixed)	0.8V
Voltage - Output (Max)	41V
Voltage - Input (Min)	4.5V
Voltage - Input (Max)	42V
Topology	Buck, Split Rail
Synchronous Rectifier	No
Supplier Device Package	8-SO PowerPad
Series	Automotive, AEC-Q100, Eco-Mode™
Package / Case	8-PowerSOIC (0.154', 3.90mm Width)

Product Attribute	Attribute Value
Package	Tube
Output Type	Adjustable
Output Configuration	Positive
Operating Temperature	-40°C ~ 150°C (TJ)
Number of Outputs	1
Mounting Type	Surface Mount
Function	Step-Down
Frequency - Switching	100kHz ~ 2.5MHz
Current - Output	3.5A
Base Product Number	TPS54340

Environmental & Export Classifications

ATTRIBUTE	DESCRIPTION
RoHs Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	2 (1 Year)
REACH Status	REACH Unaffected
ECCN	EAR99
HTSUS	8542.39.0001

Parts Introduction

Manufacturer Part Number

TPS54340QDDAQ1

Manufacturer

Texas Instruments

Introduction

Automotive-grade step-down regulator integrated circuit.

Product Features and Performance

Buck, split rail topology

Adjustable output type

Single output channel

Switching frequency range from 100kHz to 2.5MHz

Operates at temperatures from -40°C to 150°C

Eco-Mode™ for higher efficiency at light loads

Product Advantages

Designed for automotive applications

High efficiency over a wide load range

Thermal shutdown and overcurrent protection

Key Technical Parameters

Input voltage range 4.5V to 42V

Output voltage range 0.8V to 41V

Output current capacity 3.5A

Non-synchronous rectifier design

Quality and Safety Features

AEC-Q100 qualified

Built-in protection features

Compatibility

Compatible with surface mount technology

PowerSOIC-8 packaging for space-saving

Application Areas

Automotive electronics

Power supplies for embedded systems

Power management for industrial applications

Product Lifecycle

Not For New Designs, implying alternatives may be needed soon

Check for product updates or next-generation models

Several Key Reasons to Choose This Product

Wide input voltage accommodates various power sources

Flexible output voltage for a range of electronic devices

High thermal performance for demanding environments

Stringent quality standards for automotive reliability

Supports green power solutions with Eco-Mode™ feature

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments TPS54340QDDAQ1

Product Attribute
Part Number	TPS54340BQDDAQ1	TPS54340QDDARQ1	TPS54340BQDDARQ1	TPS54340DDAR
Manufacturer	Texas Instruments	Texas Instruments	Texas Instruments	Texas Instruments
Base Product Number	-	DAC34H84	MAX500	ADS62P42
Synchronous Rectifier	-	-	-	-
Operating Temperature	-	-40°C ~ 85°C	0°C ~ 70°C	-40°C ~ 85°C
Voltage - Input (Min)	-	-	-	-
Voltage - Output (Min/Fixed)	-	-	-	-
Current - Output	-	-	-	-
Mounting Type	-	Surface Mount	Through Hole	Surface Mount
Package	-	Tape & Reel (TR)	Tube	Tape & Reel (TR)
Function	-	-	-	-
Supplier Device Package	-	196-NFBGA (12x12)	16-PDIP	64-VQFN (9x9)
Voltage - Input (Max)	-	-	-	-
Series	-	-	-	-
Topology	-	-	-	-
Package / Case	-	196-LFBGA	16-DIP (0.300', 7.62mm)	64-VFQFN Exposed Pad
Number of Outputs	-	-	-	-
Output Type	-	Current - Unbuffered	Voltage - Buffered	-
Output Configuration	-	-	-	-
Voltage - Output (Max)	-	-	-	-
Frequency - Switching	-	-	-	-

TPS54340QDDAQ1 Datasheet PDF

Download TPS54340QDDAQ1 pdf datasheets and Texas Instruments documentation for TPS54340QDDAQ1 - Texas Instruments.

HTML Datasheet: TPS54340-Q1.pdf

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Customer Reviews

Evaluation: 10 Articles

Jess***Jones

Apr 17, 2026

It offers good value for the price, and the specifications match the description. I’ve been using it for two days with no issues, and I’ll definitely buy it again if I need it in the future.
Mich***Smith

Apr 17, 2026

Shipping was on time, the component pins are neatly aligned, and I tested 10 of them with a multimeter—all readings were within the specified range. Highly recommended.
Aman***arris

Apr 3, 2026

It was great—the entire process, from placing the order to receiving the package, went very smoothly. The components were consistent, the price was fair, and I had a very pleasant shopping experience.
Mike***nch

Apr 3, 2026

Better than expected! The resistance and capacitance readings were spot-on, and it passed the test on the first try. The service was reliable, and the packaging was thoughtful—I highly recommend it.
Daic***K.

Mar 23, 2026

Very good. No issue after long time testing.
Kevi***.

Mar 17, 2026

Fast switching and stable output. Very satisfied with this IC
Daou***hekebkeb

Jun 16, 2024

I had a great experience purchasing items from Allelcoelec, I recommend
Uri ***al

Jun 19, 2024

Good comunication,
Transpnt regarding the process and price.
Yaqu***l Ali

Jun 19, 2024

Providing reasonable prices, regular follow-up of orders, providing accurate and regular invoices, timely delivery of goods, excellent customer service and providing original goods and best quality materials.
Lea ***

Jun 19, 2024

Morrey was very helpful and right on top of things!
He replied quickly to my RFQ. He was very courteous and professional.

Write a Review

Your Email address will not be published.

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

Use your express account for shipment if you have one.
Use our account for the shipment. Refer to the table below for the approximate charges.

(Different time frame / countries / package size has different price.)

Delivery Method

Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region	Country	Logistic Time(Day)
America	United States	5
America	Brazil	7
Europe	Germany	5
	United Kingdom	4
	Italy	5
Oceania	Australia	6
Oceania	New Zealand	5
Asia	India	4
Asia	Japan	4
Middle East	Israel	6

DHL & FedEx Shipment Charges Reference
Shipment charges(KG)	Reference DHL(USD$)
0.00kg-1.00kg	USD$30.00 - USD$60.00
1.00kg-2.00kg	USD$40.00 - USD$80.00
2.00kg-3.00kg	USD$50.00 - USD$100.00

Note:: The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

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Contact us if you have any questions.

Phone
+00852 9146 4856
Email
info@allelco.com

Certifications & Memberships

TPS54340QDDAQ1

Texas Instruments
32D-TPS54340QDDAQ1

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Please refer to the English Version as our Official Version.Return

TPS54340QDDAQ1 - Texas Instruments

Specifications

Environmental & Export Classifications

Parts Introduction

Manufacturer Part Number

Manufacturer

Introduction

Product Features and Performance

Product Advantages

Key Technical Parameters

Quality and Safety Features

Compatibility

Application Areas

Product Lifecycle

Several Key Reasons to Choose This Product

Parts with Similar Specifications

TPS54340QDDAQ1 Datasheet PDF

Customers Also Interested in

Recommended Products

Customer Reviews

Evaluation: 10 Articles

It offers good value for the price, and the specifications match the description. I’ve been using it for two days with no issues, and I’ll definitely buy it again if I need it in the future.

Shipping was on time, the component pins are neatly aligned, and I tested 10 of them with a multimeter—all readings were within the specified range. Highly recommended.

It was great—the entire process, from placing the order to receiving the package, went very smoothly. The components were consistent, the price was fair, and I had a very pleasant shopping experience.

Better than expected! The resistance and capacitance readings were spot-on, and it passed the test on the first try. The service was reliable, and the packaging was thoughtful—I highly recommend it.

Very good. No issue after long time testing.

Fast switching and stable output. Very satisfied with this IC

I had a great experience purchasing items from Allelcoelec, I recommend

Good comunication,Transpnt regarding the process and price.

Providing reasonable prices, regular follow-up of orders, providing accurate and regular invoices, timely delivery of goods, excellent customer service and providing original goods and best quality materials.

Morrey was very helpful and right on top of things!He replied quickly to my RFQ. He was very courteous and professional.

Write a Review

Shipment

Delivery Time

Delivery Cost

Delivery Method

Payment Support

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

Certifications & Memberships

TPS54340QDDAQ1

Shopping cart (0 Items)

Compare List (0 Items)

Feedback

Please refer to the English Version as our Official Version.

Good comunication,
Transpnt regarding the process and price.

Morrey was very helpful and right on top of things!
He replied quickly to my RFQ. He was very courteous and professional.