Datasheets
1N4479 by:

Zener Diode, 39V V(Z), 5%, 1.5W, Silicon, Unidirectional,

Part Details for 1N4479 by Unitrode Corporation

Overview of 1N4479 by Unitrode Corporation

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Applications Space Technology Aerospace and Defense Energy and Power Systems

Price & Stock for 1N4479

Part # Distributor Description Stock Price Buy
Quest Components Zener Diode, Two Terminal, 39 Volt, 5%, DO-204AL 7
  • 1 $8.2200
  • 2 $5.4800
  • 6 $4.1100
$4.1100 / $8.2200 Buy Now
Quest Components Zener Diode, Two Terminal, 39 Volt, 5%, DO-204AL 202
  • 1 $12.0000
  • 32 $7.4000
  • 136 $6.6000
$6.6000 / $12.0000 Buy Now

Part Details for 1N4479

1N4479 CAD Models

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1N4479 Part Data Attributes:

1N4479 Unitrode Corporation
Buy Now Datasheet
Compare Parts:
1N4479 Unitrode Corporation Zener Diode, 39V V(Z), 5%, 1.5W, Silicon, Unidirectional,
Rohs Code No
Part Life Cycle Code Obsolete
Ihs Manufacturer UNITRODE CORP
Reach Compliance Code unknown
Case Connection ISOLATED
Configuration SINGLE
Diode Element Material SILICON
Diode Type ZENER DIODE
Dynamic Impedance-Max 30 Ω
JESD-30 Code O-LALF-W2
JESD-609 Code e0
Knee Impedance-Max 900 Ω
Number of Elements 1
Number of Terminals 2
Operating Temperature-Max 175 °C
Operating Temperature-Min -65 °C
Package Body Material GLASS
Package Shape ROUND
Package Style LONG FORM
Polarity UNIDIRECTIONAL
Power Dissipation-Max 1.5 W
Qualification Status Not Qualified
Reference Voltage-Nom 39 V
Reverse Current-Max 0.05 µA
Surface Mount NO
Technology ZENER
Terminal Finish TIN LEAD
Terminal Form WIRE
Terminal Position AXIAL
Voltage Tol-Max 5%
Working Test Current 6.5 mA

Alternate Parts for 1N4479

This table gives cross-reference parts and alternative options found for 1N4479. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of 1N4479, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Description Manufacturer Compare
JANTX1N4479 Zener Diode, 39V V(Z), 5%, 1.5W, Silicon, Unidirectional, DO-41, HERMETIC SEALED, GLASS PACKAGE-2 Microsemi Corporation 1N4479 vs JANTX1N4479
JANS1N4479 Zener Diode, 39V V(Z), 5%, 1.5W, Silicon, Unidirectional, DO-41, HERMETIC SEALED, GLASS PACKAGE-2 Microsemi Corporation 1N4479 vs JANS1N4479
JANTXV1N4479C Zener Diode, 39V V(Z), 2%, 1.5W, Silicon, Unidirectional, DO-41 Microchip Technology Inc 1N4479 vs JANTXV1N4479C
1N4479USE3 Zener Diode, 39V V(Z), 5%, 1.5W Microsemi Corporation 1N4479 vs 1N4479USE3
1N4479D Zener Diode, 39V V(Z), 1%, 1.5W, Silicon, Unidirectional, DO-41, HERMETIC SEALED, GLASS PACKAGE-2 Microsemi Corporation 1N4479 vs 1N4479D
JANTXV1N4479CUS Zener Diode, 39V V(Z), 2%, 1.5W, Silicon, Unidirectional Microchip Technology Inc 1N4479 vs JANTXV1N4479CUS
JANS1N4479 Zener Diode, 39V V(Z), 4.87%, 1.5W, Silicon, Unidirectional, HERMETIC SEALED, G99, 2 PIN Semtech Corporation 1N4479 vs JANS1N4479
JAN1N4479C Zener Diode, 39V V(Z), 2%, 1.5W, Silicon, Unidirectional, DO-41, HERMETIC SEALED, GLASS PACKAGE-2 Microsemi Corporation 1N4479 vs JAN1N4479C
1N4479 Zener Diode, 39V V(Z), 5%, 1.5W, Silicon, Unidirectional, Bkc Semiconductors Inc 1N4479 vs 1N4479
JANTX1N4479 Zener Diode, 39V V(Z), 5%, 1.5W, Silicon, Unidirectional, Unitrode Corporation 1N4479 vs JANTX1N4479
Part Number Description Manufacturer Compare
1N5259BT-10 Zener Diode, 0.5W, Silicon, Unidirectional, DO-35, ROHM Semiconductor 1N4479 vs 1N5259BT-10
1N5259BRA2 Zener Diode, 39V V(Z), 5%, 0.5W, Silicon, Unidirectional, DO-35, HERMETIC SEALED, GLASS, DO-204AH, 2 PIN Tak Cheong Electronics (Holdings) Co Ltd 1N4479 vs 1N5259BRA2
1N5259BHX Zener Diode, 0.5W, Silicon, Unidirectional, ROHM Semiconductor 1N4479 vs 1N5259BHX
JAN1N4479D Zener Diode, 39V V(Z), 1%, 1.5W, Silicon, Unidirectional, HERMETIC SEALED, GLASS, SIMILAR TO DO-41, 2 PIN Defense Logistics Agency 1N4479 vs JAN1N4479D
1N4754ATR Zener Diode, 39V V(Z), 1W, Silicon, Unidirectional, DO-41, Central Semiconductor Corp 1N4479 vs 1N4754ATR
1N4479US Zener Diode, 39V V(Z), 1.5W, Silicon, Unidirectional, HERMETIC SEALED, GLASS, MELF-2 Sensitron Semiconductors 1N4479 vs 1N4479US
JANTXV1N4972 Zener Diode, 39V V(Z), 5%, 5W, Silicon, Unidirectional, Bkc Semiconductors Inc 1N4479 vs JANTXV1N4972
1N5366BTR Zener Diode, 39V V(Z), 5%, 5W, Silicon, Unidirectional, PLASTIC PACKAGE-2 Fagor Electrónica 1N4479 vs 1N5366BTR
1N5259B Zener Diode, 39V V(Z), 5%, 0.5W, Silicon, Unidirectional, DO-35, GLASS PACKAGE-2 Micro Commercial Components 1N4479 vs 1N5259B
1N5259BHJ Zener Diode, 0.5W, Silicon, Unidirectional, ROHM Semiconductor 1N4479 vs 1N5259BHJ

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