L6997STR STMicroelectronics Integrated Circuit (Small Outline Packages) In Stock

Switching Controllers 3.0 to 5.5V Step-Dwn

OBSOLETEIntegrated CircuitVerified May 2026
Package / Visual Reference
L6997STRSmall Outline Packages
Quick Facts
Manufacturer
STMicroelectronics
Package
Small Outline Packages
Pin Count
20
Lifecycle
OBSOLETE
Category
Integrated Circuit
Price
From $1.7063(MOQ 2500)
Temp Range
-40.0°C to 125.0°C
RoHS
Compliant
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

Specifications

YTEOL0
Analog IC - Other TypeSWITCHING CONTROLLER
Control ModeVOLTAGE-MODE
Control TechniquePULSE WIDTH MODULATION
Input Voltage-Max5.5V
Input Voltage-Min3V
Input Voltage-Nom3.3V
JESD-30 CodeR-PDSO-G20
JESD-609 Codee4
Number of Functions1
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeTSSOP20,.25
Package ShapeRECTANGULAR
Package StyleSMALL OUTLINE, THIN PROFILE, SHRINK PITCH
Peak Reflow Temperature (Cel)260
Qualification StatusNot Qualified
Surface MountYES
Switcher ConfigurationPUSH-PULL
Switching Frequency-Max500kHz
Temperature GradeAUTOMOTIVE
Terminal FinishNICKEL PALLADIUM GOLD
Terminal FormGULL WING
Terminal Pitch0.65mm
Terminal PositionDUAL
Time@Peak Reflow Temperature-Max (s)40
PackageSmall Outline Packages

Compliance & Regulatory

RoHS StatusCompliant
Moisture Sensitivity LevelMSL 3
ECCNEAR99
HTS Code8542.39.00.60

Datasheet

L6997STR Datasheet Download

Official datasheet from STMicroelectronics

Alternate & Equivalent Parts

Compatible alternatives and drop-in replacements for L6997STR:

L6997SSTMicroelectronics

Switching Controller, Voltage-mode, 500kHz Switching Freq-Max, PDSO20

View Part →

Frequently Asked Questions

What is the price of L6997STR?

L6997STR is priced from $1.7063 USD depending on quantity. Submit an RFQ on FindMyChip for the best current pricing from authorized China distributors.

Is L6997STR in stock?

L6997STR 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 L6997STR?

You can buy L6997STR from FindMyChip, a B2B electronic component platform sourcing from China distributors. We offer competitive pricing and low MOQ for L6997STR from STMicroelectronics.

What is the datasheet for L6997STR?

The official L6997STR 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 L6997STR come in?

L6997STR is available in Small Outline Packages packaging. See the package diagram and pinout above for detailed dimensional information.

Related Guides

Why Buy from FindMyChip

Authorized Source
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Competitive Pricing
Factory-direct from China distributors, low MOQ
Fast Shipping
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Quality Guaranteed
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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 $1.7063
Buy from 1pc · Factory-direct pricing
Qty.Unit PriceExt. Price
2500+$1.7063$4265.63
pcs
Unit price: $1.7063 · Total: $4265.63

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