1N4148-P-TRAlternatives & Equivalent Parts

1N4148-P-TR is marked OBSOLETE. Compare the equivalents below, check each part's lifecycle, and request a quote on a suitable replacement.

About 1N4148-P-TR

1N4148-P-TR is a Diode component manufactured by Vishay. It comes in a Diodes, Axial Diameter Horizontal Mounting package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.

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Specification Comparison

Parameter1N4148-P-TRSourceSZ1SMA5929BT3GS1G-13-F2SC1815GRTE2FTPAM2401YPADJ
ManufacturerVishayON SemiconductorDiodes Inc.ToshibaDiodes Inc.
Package TypeDiodes, Axial Diameter Horizontal MountingDiodes MouldedDiodes MouldedOtherSmall Outline No-lead
Pin Count222313
Temperature Range~ 175.0°C-65.0°C ~ 150.0°C-65.0°C ~ 150.0°C—-40.0°C ~ 85.0°C
Price$0.0090$0.3013$0.0141—$0.4320
StockIn StockIn StockIn StockIn StockIn Stock
LifecycleOBSOLETEACTIVEACTIVEACTIVEACTIVE
Electrical Parameters
YTEOL06.656—6
ApplicationGENERAL PURPOSE—GENERAL PURPOSE——
Case ConnectionISOLATED————
ConfigurationSINGLESINGLESINGLE——
Diode Element MaterialSILICONSILICONSILICON——
Diode TypeRECTIFIER DIODEZENER DIODERECTIFIER DIODE——
Forward Voltage-Max (VF)1 V—1.1 V——
JEDEC-95 CodeDO-35————
JESD-30 CodeO-XALF-W2R-PDSO-C2R-PDSO-C2—S-PDSO-N12
JESD-609 Codee3e3e3—e4
Non-rep Pk Forward Current-Max2 A—30 A——
Number of Elements111——
Number of Phases1—1——
Output Current-Max0.15 A—1 A——
Package Body MaterialUNSPECIFIEDPLASTIC/EPOXYPLASTIC/EPOXY—PLASTIC/EPOXY
Package ShapeROUNDRECTANGULARRECTANGULAR—SQUARE
Package StyleLONG FORMSMALL OUTLINESMALL OUTLINE—SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE
Peak Reflow Temperature (Cel)260260260—260
Power Dissipation-Max0.5 W0.5 W———
Qualification StatusNot Qualified—Not Qualified——
Rep Pk Reverse Voltage-Max100 V—400 V——
Reverse Recovery Time-Max0.008 µs—3 µs——
Surface MountNOYESYES—YES
Terminal FinishMatte Tin (Sn)Matte Tin (Sn) - annealedMATTE TIN—NICKEL PALLADIUM GOLD
Terminal FormWIREC BENDC BEND—NO LEAD
Terminal PositionAXIALDUALDUAL—DUAL
Time@Peak Reflow Temperature-Max (s)303030——
Pbfree Code—YesNo——
Manufacturer Package Code—403D-02SMA——
Factory Lead Time—8 Weeks——12 Weeks
Dynamic Impedance-Max—9 Ω———
Knee Impedance-Max—600 Ω———
Polarity—UNIDIRECTIONAL———
Reference Standard—AEC-Q101———
Reference Voltage-Nom—15 V———
Reverse Current-Max—0.5 µA———
Reverse Test Voltage—11.4 V———
Technology—ZENER———
Voltage Tol-Max—5%———
Working Test Current—25 mA———
Additional Feature——HIGH RELIABILITY—OUTPUT VOLTAGE RANGE FROM 2.5 V TO 5 V
Analog IC - Other Type————SWITCHING REGULATOR
Control Mode————CURRENT-MODE
Control Technique————PULSE WIDTH MODULATION
Input Voltage-Max————4.75 V
Input Voltage-Min————0.9 V
Input Voltage-Nom————3.3 V
Number of Functions————1
Output Voltage-Nom————5 V
Switcher Configuration————BOOST
Switching Frequency-Max————1000 kHz
Temperature Grade————INDUSTRIAL
Terminal Pitch————0.45 mm

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

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Get one quote covering all 4 alternatives for 1N4148-P-TR — response within 24 hours.

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Why Look for Alternatives?

Finding alternatives for 1N4148-P-TR 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 1N4148-P-TR 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 1N4148-P-TR?

Known equivalents for 1N4148-P-TR include SZ1SMA5929BT3G, S1G-13-F, 2SC1815GRTE2FT. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of 1N4148-P-TR?

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 1N4148-P-TR 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.