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Alternatives to onsemi MMSZ4697T1

onsemi MMSZ4697T1 and its qualified second sources, compared on form/fit/function, stock, lifecycle and price — the same checks Parter runs inside a BOM.

MMSZ4697T1 compared against its qualified second sources
MMSZ4697T1onsemiMMSZ4697T1GonsemiSZMMSZ4697T1Gonsemi+5more
FFF CompatibilityPinout and standard SOD-123 footprint match the original part exactly.Utilizes identical package body dimensions and lead frame layout.Provides the same 10V zener voltage, 500mW power limit, and 1 uA leakage specifications.Pins align perfectly to standard SOD-123 board footprints.Exactly matches the physical outline of the standard SOD-123.Meets all original electrical performance specs and extends capability with automotive grade standards.
AI Summary

MMSZ4697T1 by onsemi: Zener Diode 10 V 500 mW ±5% Surface Mount SOD-123.

This is the direct Pb-free replacement recommended by the original manufacturer. It offers identical electrical parameters, physical packaging, and pin configurations in an active production state.

  • Direct official lead-free drop-in replacement
  • Shares identical silicon and electrical characteristics
  • Active production lifecycle status

This is the automotive-grade AEC-Q101 qualified version of the direct replacement. It provides identical physical and electrical specifications with enhanced reliability characteristics for demanding environments.

  • Automotive AEC-Q101 qualified for superior reliability
  • Direct physical and electrical drop-in replacement
  • Long production lifecycle support
  • Typically carries a slightly higher unit cost due to automotive certification
Lifecycle StatusObsoleteActiveActive
Market AvailabilityDiscontinuedIn stockIn stock
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RoHSRoHSRoHSRoHS
DescriptionZener Diode 10 V 500 mW ±5% Surface Mount SOD-123Zener Diode 10 V 500 mW ±5% Surface Mount SOD-123Zener Diode 10 V 500 mW ±5% Surface Mount SOD-123
Manufactureronsemionsemionsemi
TypeDiodesDiodesDiodes
DatasheetOpenOpenOpen
Lead Time11 weeks44 weeks44 weeks
Country of Origin---
Export Control Class NumberEAR99EAR99EAR99
HTSUS Code8541.10.0050--
Moisture Sensitivity Level1 (Unlimited)--
Tolerance±5%--
Power - Max500 mW--
Mounting TypeSurface Mount--
Package / CaseSOD-123--
Operating Temperature-55°C ~ 150°C--
Supplier Device PackageSOD-123--
Voltage - Zener (Nom) (Vz)10 V--
Current - Reverse Leakage @ Vr1 µA @ 7.6 V--

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Frequently asked questions

Yes. The onsemi MMSZ4697T1 is marked obsolete, so the manufacturer has discontinued it and any remaining supply is limited to distributor stock. The qualified second sources on this page are active parts you can design in today.

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