LM49450SQ/NOPBAlternatives & Equivalent Parts

About LM49450SQ/NOPB

LM49450SQ/NOPB is a Integrated Circuit component manufactured by Texas Instruments. It comes in a Quad Flat No-Lead package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.

Specification Comparison

ParameterLM49450SQ/NOPBSourceLM49450SQ
ManufacturerTexas InstrumentsTexas Instruments
Package TypeQuad Flat No-Lead
Pin Count33
Temperature Range-40.0°C ~ 85.0°C
Price$1.5900$1.5900
Electrical Parameters
Pbfree CodeYes
YTEOL15
Consumer IC TypeCLASS D AUDIO AMPLIFIER
JESD-30 CodeS-PQCC-N28
JESD-609 Codee3
Number of Functions2
Output Power-Nom1.1 W
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeLCC28,.2SQ,20
Package ShapeSQUARE
Package StyleCHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE
Peak Reflow Temperature (Cel)260
Qualification StatusNot Qualified
Screening LevelAEC-Q100
Supply Voltage-Max (Vsup)5.5 V
Supply Voltage-Min (Vsup)2.7 V
Surface MountYES
Temperature GradeINDUSTRIAL
Terminal FinishMatte Tin (Sn)
Terminal FormNO LEAD
Terminal Pitch0.5 mm
Terminal PositionQUAD
Time@Peak Reflow Temperature-Max (s)30

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

Quick Links

LM49450SQ

National Semiconductor Corporation 1.2W, 2 Channel(s), 1 Func

Why Look for Alternatives?

Finding alternatives for LM49450SQ/NOPB 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 LM49450SQ/NOPB 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 LM49450SQ/NOPB?

Known equivalents for LM49450SQ/NOPB include LM49450SQ. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of LM49450SQ/NOPB?

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 LM49450SQ/NOPB 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.