ST1S09IPURAlternatives & Equivalent Parts

About ST1S09IPUR

ST1S09IPUR is a Integrated Circuit component manufactured by STMicroelectronics. It comes in a Small Outline No-lead package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.

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Specification Comparison

ParameterST1S09IPURSourceST1S09PUR
ManufacturerSTMicroelectronicsSTMicroelectronics
Package TypeSmall Outline No-leadSmall Outline No-lead
Pin Count66
Temperature Range-30.0°C ~ 125.0°C-30.0°C ~ 125.0°C
Price$0.6991$0.7840
StockIn StockIn Stock
LifecycleACTIVEACTIVE
Electrical Parameters
Factory Lead Time16 Weeks16 Weeks
YTEOL7.37.3
Analog IC - Other TypeSWITCHING REGULATORSWITCHING REGULATOR
Control ModeCURRENT-MODECURRENT-MODE
Control TechniquePULSE WIDTH MODULATIONPULSE WIDTH MODULATION
Input Voltage-Max6 V6 V
Input Voltage-Min2.7 V2.7 V
Input Voltage-Nom5 V5 V
JESD-30 CodeS-PDSO-N6S-PDSO-N6
JESD-609 Codee3e4
Number of Functions11
Output Current-Max3.5 A3.5 A
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXY
Package Equivalence CodeSOLCC6,.11,37SOLCC6,.11,37
Package ShapeSQUARESQUARE
Package StyleSMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILESMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE
Peak Reflow Temperature (Cel)260260
Qualification StatusNot QualifiedNot Qualified
Surface MountYESYES
Switcher ConfigurationBUCKBUCK
Switching Frequency-Max1800 kHz1800 kHz
Terminal FinishMatte Tin (Sn) - annealedNickel/Palladium/Gold (Ni/Pd/Au)
Terminal FormNO LEADNO LEAD
Terminal Pitch0.95 mm0.95 mm
Terminal PositionDUALDUAL
Time@Peak Reflow Temperature-Max (s)3030

Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.

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Quick Links

ST1S09PURby STMicroelectronics

Switching Regulator, Current-mode, 3.5A, 1800kHz Switching Freq-Max, PDSO6

Why Look for Alternatives?

Finding alternatives for ST1S09IPUR is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.

When evaluating ST1S09IPUR replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.

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FAQ

What is equivalent to ST1S09IPUR?

Known equivalents for ST1S09IPUR include ST1S09PUR. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of ST1S09IPUR?

In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.

How do I verify ST1S09IPUR alternatives?

Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.