LM3477AMMXAlternatives & Equivalent Parts

About LM3477AMMX

LM3477AMMX is a Integrated Circuit component manufactured by Texas Instruments. It comes in a Small Outline Packages package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.

Specification Comparison

ParameterLM3477AMMXSourceLM3477AMM
ManufacturerTexas InstrumentsTexas Instruments
Package TypeSmall Outline PackagesSmall Outline Packages
Pin Count88
Temperature Range-40.0°C ~ 125.0°C-40.0°C ~ 125.0°C
Price$1.3637$0.6671
Electrical Parameters
Pbfree CodeNoNo
YTEOL00
Analog IC - Other TypeSWITCHING CONTROLLERSWITCHING CONTROLLER
Control ModeCURRENT-MODECURRENT-MODE
Control TechniquePULSE WIDTH MODULATIONPULSE WIDTH MODULATION
Input Voltage-Max35 V35 V
Input Voltage-Min2.97 V2.97 V
Input Voltage-Nom12 V12 V
JESD-30 CodeS-PDSO-G8S-PDSO-G8
JESD-609 Codee0e0
Number of Functions11
Output Current-Max1 A1 A
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXY
Package Equivalence CodeTSSOP8,.19TSSOP8,.19
Package ShapeSQUARESQUARE
Package StyleSMALL OUTLINE, THIN PROFILE, SHRINK PITCHSMALL OUTLINE, THIN PROFILE, SHRINK PITCH
Peak Reflow Temperature (Cel)260260
Qualification StatusNot QualifiedNot Qualified
Supply Current-Max (Isup)3 mA3 mA
Surface MountYESYES
Switcher ConfigurationSINGLESINGLE
Switching Frequency-Max575 kHz575 kHz
TechnologyBICMOSBICMOS
Temperature GradeAUTOMOTIVEAUTOMOTIVE
Terminal FinishTIN LEADTIN LEAD
Terminal FormGULL WINGGULL WING
Terminal Pitch0.65 mm0.65 mm
Terminal PositionDUALDUAL

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

Quick Links

LM3477AMMby National Semiconductor Corporation

Switching Controller, Current-mode, 1A, 575kHz Switching Freq-Max, PDSO8

Why Look for Alternatives?

Finding alternatives for LM3477AMMX 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 LM3477AMMX 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 LM3477AMMX?

Known equivalents for LM3477AMMX include LM3477AMM. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of LM3477AMMX?

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 LM3477AMMX 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.