LM5164DDATIn StockTexas Instruments

LM5164DDAT is a high-voltage synchronous buck controller from Texas Instruments. It supports 6V to 100V input voltage with a single output, ideal for industrial and automotive power conversion. From $1.19, in stock with worldwide shipping.

ACTIVEIntegrated CircuitVerified Apr 2026
Package / Visual Reference
LM5164DDATSmall Outline Packages
Quick Facts
Manufacturer
Texas Instruments
Package
Small Outline Packages
Pin Count
9
Lifecycle
ACTIVE
Category
Integrated Circuit
Price
From $1.1933(MOQ 10)
Temp Range
-40.0°C to 150.0°C
RoHS
Compliant
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

Key Features

  • Wide input voltage range from 6V to 100V supports industrial and automotive power rails
  • Single-output synchronous buck topology for high-efficiency DC-DC conversion
  • Integrated gate drivers reduce external component count and simplify design
  • Available in compact SOIC-8 package for space-constrained applications
  • Pb-free compliant with 15-year YTEOL for long-lifecycle industrial designs

Applications

The LM5164DDAT is well-suited for industrial power supplies, motor drives, and telecom infrastructure where wide input voltage range and high reliability are critical. Its 6V–100V input range makes it ideal for 24V and 48V bus architectures common in factory automation and building control systems. It is also applicable in automotive DC-DC converters and renewable energy equipment requiring robust, efficient step-down regulation.

Specifications

Pbfree CodeYes
YTEOL15
Analog IC - Other TypeSWITCHING REGULATOR
Input Voltage-Max100V
Input Voltage-Min6V
Input Voltage-Nom24V
JESD-30 CodeR-PDSO-G8
JESD-609 Codee4
Number of Functions1
Number of Outputs1
Output Current-Max1A
Output Voltage-Max90V
Output Voltage-Min1.2V
Package Body MaterialPLASTIC/EPOXY
Package ShapeRECTANGULAR
Package StyleSMALL OUTLINE, HEAT SINK/SLUG, LOW PROFILE
Peak Reflow Temperature (Cel)260
Surface MountYES
Switcher ConfigurationBUCK
Switching Frequency-Max1000kHz
Temperature GradeAUTOMOTIVE
Terminal FinishNickel/Palladium/Gold/Silver (Ni/Pd/Au/Ag)
Terminal FormGULL WING
Terminal Pitch1.27mm
Terminal PositionDUAL
Time@Peak Reflow Temperature-Max (s)30
## LM5164DDAT Alternates Showing resultsImage
PackageSmall Outline Packages

Compliance & Regulatory

RoHS StatusCompliant
Lead-FreeYes (Pb-Free)
Moisture Sensitivity LevelMSL 2
ECCNEAR99
HTS Code8542.39.00.90
Country of OriginMainland China, Mexico

Datasheet

LM5164DDAT Datasheet Download

Official datasheet from Texas Instruments

Alternate & Equivalent Parts

Compatible alternatives and drop-in replacements for LM5164DDAT:

LM5164QDDARQ1Texas Instruments

Switching Regulator, 1A, 1000kHz Switching Freq-Max, BICMOS, PDSO8

View Part →
LM5164QDDATQ1Texas Instruments

Switching Regulator, 1A, 1000kHz Switching Freq-Max, BICMOS, PDSO8

View Part →

Frequently Asked Questions

What is the input voltage range of the LM5164DDAT?

The LM5164DDAT supports an input voltage range of 6V to 100V, with a nominal operating voltage of 24V. This wide range makes it suitable for industrial 24V and 48V bus systems as well as automotive and telecom power architectures.

What package does the LM5164DDAT use?

The LM5164DDAT is housed in an 8-pin Small Outline IC (SOIC-8) package, designated JESD-30 code R-PDSO-G8. This compact surface-mount package facilitates easy PCB integration in space-constrained designs.

What are typical applications for the LM5164DDAT?

Typical applications include industrial power supplies, 24V/48V bus converters, motor drive control circuits, telecom equipment, and automotive DC-DC conversion systems. The device's wide input range and single-output synchronous buck architecture address demanding high-voltage power regulation needs.

Is the LM5164DDAT RoHS compliant and what is its expected lifecycle?

Yes, the LM5164DDAT is Pb-free and meets RoHS requirements (JESD-609 code e4). It carries a YTEOL (Years To End of Life) rating of 15 years, making it suitable for long-lifecycle industrial and infrastructure designs.

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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.

AvailabilityIn Stock
Reference Price (USD)
From $1.1933
Buy from 1pc · Factory-direct pricing
Qty.Unit PriceExt. Price
10+$3.6500$36.50
25+$3.3600$84.00
100+$3.0400$304.00
160+$1.2903$206.45
205+$1.2418$254.57
255+$1.1933$304.29
pcs
Unit price: $3.6500 · Total: $36.50

In Stock · 24h Response · Worldwide Shipping

Lead Time3-7 business days
MOQFrom 1 piece
ShippingDHL / FedEx / UPS
OriginChina (Authorized)

Response within 24 hours · Worldwide shipping

The anti-counterfeit verification gave us confidence we'd never had with other China suppliers.

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Rajesh Patel
Procurement Manager, VoltEdge Energy, India