LM1770UMF Texas Instruments Integrated Circuit (Other) In Stock

SOT23 Synchronous Buck Controller

OBSOLETEIntegrated CircuitVerified May 2026
Package / Visual Reference
LM1770UMFOther
Quick Facts
Manufacturer
Texas Instruments
Package
Other
Pin Count
5
Lifecycle
OBSOLETE
Category
Integrated Circuit
Price
From $0.3859(MOQ 1000)
Temp Range
-40.0°C to 125.0°C
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

Specifications

Pbfree CodeNo
YTEOL0
Analog IC - Other TypeSWITCHING CONTROLLER
Control ModeVOLTAGE-MODE
Control TechniquePULSE WIDTH MODULATION
Input Voltage-Max5.5V
Input Voltage-Min2.8V
Input Voltage-Nom3.3V
JESD-30 CodeR-PDSO-G5
JESD-609 Codee0
Number of Functions1
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeTSOP5/6,.11,37
Package ShapeRECTANGULAR
Package StyleSMALL OUTLINE, THIN PROFILE, SHRINK PITCH
Peak Reflow Temperature (Cel)260
Qualification StatusNot Qualified
Surface MountYES
Switcher ConfigurationPUSH-PULL
Switching Frequency-Max1000kHz
TechnologyCMOS
Temperature GradeAUTOMOTIVE
Terminal FinishTIN LEAD
Terminal FormGULL WING
Terminal Pitch0.95mm
Terminal PositionDUAL
PackageOther

Compliance & Regulatory

Moisture Sensitivity LevelMSL 1
ECCNEAR99
HTS Code8542.39.00.60

Datasheet

LM1770UMF Datasheet Download

Official datasheet from Texas Instruments

Alternate & Equivalent Parts

Compatible alternatives and drop-in replacements for LM1770UMF:

LM1770UMF/NOPBTexas Instruments

Switching Controller, Voltage-mode, 4A, 2000kHz Switching Freq-Max, PDSO5

View Part →

Frequently Asked Questions

What is the price of LM1770UMF?

LM1770UMF is priced from $0.3859 USD depending on quantity. Submit an RFQ on FindMyChip for the best current pricing from authorized China distributors.

Is LM1770UMF in stock?

LM1770UMF is currently available at FindMyChip. We maintain stock from authorized distributors and ship worldwide with typical 3-7 business day lead time.

Where can I buy LM1770UMF?

You can buy LM1770UMF from FindMyChip, a B2B electronic component platform sourcing from China distributors. We offer competitive pricing and low MOQ for LM1770UMF from Texas Instruments.

What is the datasheet for LM1770UMF?

The official LM1770UMF datasheet from Texas Instruments contains full specifications including pin configuration, electrical characteristics, and application notes. Download it directly from the datasheet section above.

What package does LM1770UMF come in?

LM1770UMF is available in Other packaging. See the package diagram and pinout above for detailed dimensional information.

Related Guides

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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 $0.3859
Buy from 1pc · Factory-direct pricing
Qty.Unit PriceExt. Price
1000+$0.5166$516.60
10000+$0.4606$4606.00
100000+$0.3859$38590.00
pcs
Unit price: $0.5166 · Total: $516.60

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