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Home Products Integrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching Regulators~~TPS54540QDDARQ1~~

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TPS54540QDDARQ1 - Texas Instruments

Manufacturer Part Number: TPS54540QDDARQ1

Manufacturer: Texas Instruments

Allelco Part Number: 32D-TPS54540QDDARQ1

ECAD Model

Parts Description: IC REG BCK SPLIT RAIL ADJ 8SOPWR

Detailed Description

Package: 8-PowerSOIC (0.154', 3.90mm Width)

Data sheet: ~~TPS54540QDDARQ1.pdf~~

RoHs Status: ROHS3 Compliant

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In stock: 12121

Specifications

TPS54540QDDARQ1 Tech Specifications
Texas Instruments - TPS54540QDDARQ1 technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - TPS54540QDDARQ1

Product Attribute	Attribute Value
Manufacturer	Texas Instruments
Voltage - Output (Min/Fixed)	0.8V
Voltage - Output (Max)	41.1V
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	Tape & Reel (TR)
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	5A
Base Product Number	TPS54540

Parts Introduction

Manufacturer Part Number

TPS54540QDDARQ1

Manufacturer

Texas Instruments

Introduction

The TPS54540QDDARQ1 is an automotive grade step-down (buck) switching regulator that efficiently manages voltage levels from 4.5V to 42V to produce a lower, adjustable output voltage between 0.8V and 41.1V.

Product Features and Performance

Adjustable output voltage ranging from 0.8V to 41.1V

Maximum output current of 5A

Supports input voltage from 4.5V to 42V

Switching frequency between 100kHz and 2.5MHz

Non-synchronous rectification

Topology: Buck and Split Rail

Operates at automotive temperature range from -40°C to 150°C

Mounting Type: Surface Mount

Product Advantages

Flexible input voltage suited for automotive applications

High maximum output current for robust power supply

Variability in switching frequency lending to a versatile usage

High thermal and electrical operation limits

Key Technical Parameters

Min Input Voltage: 4.5V

Max Input Voltage: 42V

Min Output Voltage: 0.8V

Max Output Voltage: 41.1V

Output Current: 5A

Switching Frequency: 100kHz ~ 2.5MHz

Quality and Safety Features

Equipped to handle extreme automotive temperatures

Meets AEC-Q100 standards for automotive qualification

Housed in a robust 8-PowerSOIC package

Compatibility

The product is ideal for automotive power systems requiring voltage regulation.

Application Areas

Automotive industry

Power management systems

Product Lifecycle

Status: Not For New Designs (suggests nearing end of life cycle and likely being replaced or upgraded)

Several Key Reasons to Choose This Product

Optimal choice for automotive applications with its high temperature tolerance and versatile input/output voltage specifications

Capable of delivering stable 5A current under various conditions

Meets rigorous quality and safety standards demanded by the automotive industry through AEC-Q100 qualification

Offers flexibility in design with adjustable voltage output and switching frequency options

Robust SOIC packaging ensures reliability and long-term performance in demanding environments.

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments TPS54540QDDARQ1

Product Attribute
Part Number	TPS54540QDDARQ1	TPS54531DDA	TPS54527DDAR	TPS54560BDDAR
Manufacturer	Texas Instruments	Texas Instruments	Texas Instruments	Texas Instruments
Operating Temperature	-40°C ~ 150°C (TJ)	-40°C ~ 85°C (TA)	-40°C ~ 85°C (TA)	-40°C ~ 150°C (TJ)
Function	Step-Down	Step-Down	Step-Down	Step-Down
Series	Automotive, AEC-Q100, Eco-Mode™	SWIFT™, Eco-Mode™	D-CAP2™	Eco-Mode™
Output Configuration	Positive	Positive	Positive	Positive
Number of Outputs	1	1	1	1
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount
Supplier Device Package	8-SO PowerPad	8-SO PowerPad	8-SO PowerPad	8-SO PowerPad
Synchronous Rectifier	No	No	Yes	No
Voltage - Output (Max)	41.1V	26.04V	6V	58.8V
Topology	Buck, Split Rail	Buck	Buck	Buck, Split Rail
Frequency - Switching	100kHz ~ 2.5MHz	570kHz	650kHz	500kHz
Current - Output	5A	5A	5A	5A
Output Type	Adjustable	Adjustable	Adjustable	Adjustable
Base Product Number	TPS54540	TPS54531	TPS54527	TPS54560
Voltage - Input (Min)	4.5V	3.5V	4.5V	4.5V
Voltage - Output (Min/Fixed)	0.8V	0.8V	0.76V	0.8V
Package / Case	8-PowerSOIC (0.154', 3.90mm Width)	8-PowerSOIC (0.154", 3.90mm Width)	8-PowerSOIC (0.154", 3.90mm Width)	8-PowerSOIC (0.154", 3.90mm Width)
Voltage - Input (Max)	42V	28V	18V	60V
Package	Tape & Reel (TR)	Tube	Tape & Reel (TR)	Tape & Reel (TR)

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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.

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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.
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