LD2981ABU33TR STMicroelectronics Integrated Circuit (Other) In Stock

Ultra low-drop voltage regulators with inhibit

ACTIVEIntegrated CircuitVerified May 2026
Package / Visual Reference
LD2981ABU33TROther
Quick Facts
Manufacturer
STMicroelectronics
Package
Other
Pin Count
3
Lifecycle
ACTIVE
Category
Integrated Circuit
Price
From $0.1736(MOQ 10)
RoHS
Compliant
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

Specifications

YTEOL6.4
AdjustabilityFIXED
Dropout Voltage1-Max0.375V
Dropout Voltage1-Nom0.18V
Input Voltage Absolute-Max16V
Input Voltage-Max16V
Input Voltage-Min4.3V
JESD-30 CodeR-PSSO-F3
JESD-609 Codee3
Line Regulation-Max0.0124%
Number of Functions1
Number of Outputs1
Operating Temperature TJ-Max125°C
Operating Temperature TJ-Min-40 °C
Output Current1-Max0.1A
Output Voltage1-Max3.383V
Output Voltage1-Min3.217V
Output Voltage1-Nom3.3V
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeTO-243
Package ShapeRECTANGULAR
Package StyleSMALL OUTLINE, LOW PROFILE
Packing MethodTR
Peak Reflow Temperature (Cel)260
Qualification StatusNot Qualified
Regulator TypeFIXED POSITIVE SINGLE OUTPUT LDO REGULATOR
Surface MountYES
TechnologyBIPOLAR
Terminal FinishMatte Tin (Sn) - annealed
Terminal FormFLAT
Terminal Pitch1.57mm
Terminal PositionSINGLE
Time@Peak Reflow Temperature-Max (s)30
Voltage Tolerance-Max2.5%
PackageOther

Compliance & Regulatory

RoHS StatusCompliant
Moisture Sensitivity LevelMSL 1
ECCNEAR99
HTS Code8542.39.00.60
Country of OriginMainland China

Datasheet

LD2981ABU33TR Datasheet Download

Official datasheet from STMicroelectronics

Alternate & Equivalent Parts

Compatible alternatives and drop-in replacements for LD2981ABU33TR:

Frequently Asked Questions

What is the price of LD2981ABU33TR?

LD2981ABU33TR is priced from $0.1736 USD depending on quantity. Submit an RFQ on FindMyChip for the best current pricing from authorized China distributors.

Is LD2981ABU33TR in stock?

LD2981ABU33TR 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 LD2981ABU33TR?

You can buy LD2981ABU33TR from FindMyChip, a B2B electronic component platform sourcing from China distributors. We offer competitive pricing and low MOQ for LD2981ABU33TR from STMicroelectronics.

What is the datasheet for LD2981ABU33TR?

The official LD2981ABU33TR datasheet from STMicroelectronics contains full specifications including pin configuration, electrical characteristics, and application notes. Download it directly from the datasheet section above.

What package does LD2981ABU33TR come in?

LD2981ABU33TR is available in Other packaging. See the package diagram and pinout above for detailed dimensional information.

Related Guides

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Competitive Pricing
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About STMicroelectronics

STMicroelectronics is a global semiconductor leader serving customers across the spectrum of electronics applications. ST's products are found in a wide range of applications including automotive, industrial, personal electronics, and communications.

AvailabilityIn Stock
Reference Price (USD)
From $0.1736
Buy from 1pc · Factory-direct pricing
Qty.Unit PriceExt. Price
10+$0.2486$2.49
25+$0.2283$5.71
100+$0.2272$22.72
2500+$0.1810$452.50
5000+$0.1736$868.00
pcs
Unit price: $0.2486 · Total: $2.49

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