LM22673MR-5.0/NOPBIn StockTexas Instruments

LM22673MR-5.0/NOPB is a 3A fixed 5.0V step-down switching regulator by Texas Instruments, operating from 4.5V to 42V input at 500kHz; priced from $1.32/1000pcs, available for inquiry with global shipping.

ACTIVEpower-managementVerified Apr 2026
Package / Visual Reference
LM22673MR-5.0/NOPBMSOP-8
Quick Facts
Manufacturer
Texas Instruments
Package
MSOP-8
Pin Count
8
Lifecycle
ACTIVE
Category
power-management
Price
From $0.9858(MOQ 1000)
Temp Range
-40.0°C to 125.0°C
RoHS
Compliant
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

Applications

Ideal for industrial power supplies, automotive electronics, and embedded systems requiring a stable 5V rail from higher-voltage inputs. Commonly used in motor drive boards, IoT gateway modules, and distributed power architectures where a small footprint step-down regulator is critical.

Specifications

Pbfree CodeYes
YTEOL15
Analog IC - Other TypeSWITCHING REGULATOR
Control ModeVOLTAGE-MODE
Control TechniquePULSE WIDTH MODULATION
Input Voltage-Max42V
Input Voltage-Min4.5V
Input Voltage-Nom12V
JESD-30 CodeR-PDSO-G8
JESD-609 Codee3
Number of Functions1
Number of Outputs1
Output Current-Max3A
Output Voltage-Max37V
Output Voltage-Min1.285V
Output Voltage-Nom5V
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeSOP8,.25
Package ShapeRECTANGULAR
Package StyleSMALL OUTLINE, HEAT SINK/SLUG, LOW PROFILE
Peak Reflow Temperature (Cel)260
Surface MountYES
Switcher ConfigurationBUCK
Switching Frequency-Max500kHz
Temperature GradeAUTOMOTIVE
Terminal FinishMatte Tin (Sn)
Terminal FormGULL WING
Terminal Pitch1.27mm
Terminal PositionDUAL
Time@Peak Reflow Temperature-Max (s)30
PackageMSOP-8

Compliance & Regulatory

RoHS StatusCompliant
Lead-FreeYes (Pb-Free)
Moisture Sensitivity LevelMSL 3
ECCNEAR99
HTS Code8542.39.00.90

Datasheet

LM22673MR-5.0/NOPB Datasheet Download

Official datasheet from Texas Instruments

Alternate & Equivalent Parts

Compatible alternatives and drop-in replacements for LM22673MR-5.0/NOPB:

TPS54360BDDARTexas Instruments

3.5A adjustable buck regulator, pin-compatible upgrade option

View Part →

Frequently Asked Questions

What is the input voltage range of the LM22673MR-5.0/NOPB?

The LM22673MR-5.0/NOPB accepts an input voltage range of 4.5V to 42V, making it suitable for a wide variety of power supply rails including 12V, 24V, and automotive systems.

What output current can the LM22673MR-5.0/NOPB deliver?

The LM22673MR-5.0/NOPB can deliver up to 3A continuous output current at a fixed 5.0V regulated output, with a built-in peak current limit of approximately 4A for transient protection.

What package does the LM22673MR-5.0/NOPB come in?

The LM22673MR-5.0/NOPB is housed in an MSOP-8 package with an exposed thermal pad, which helps dissipate heat efficiently. The 8-pin footprint enables compact PCB designs.

Is the LM22673MR-5.0/NOPB RoHS compliant?

Yes. The /NOPB suffix indicates this part is No Lead (Pb-free) and fully RoHS compliant, suitable for use in eco-design and REACH-regulated end products.

What are common alternatives to the LM22673MR-5.0/NOPB?

Compatible alternatives include the LM2596S-5.0/NOPB (3A, 150kHz) and TPS54360BDDAR (3.5A adjustable output). Always verify electrical specifications and PCB layout before substituting.

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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 $0.9858
Buy from 1pc · Factory-direct pricing
Qty.Unit PriceExt. Price
1000+$1.3200$1320.00
10000+$1.1800$11800.00
100000+$0.9858$98580.00
pcs
Unit price: $1.3200 · Total: $1320.00

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.

RP
Rajesh Patel
Procurement Manager, VoltEdge Energy, India