Datasheets
1N5278B by:

Zener Diode, 170V V(Z), 5%, 0.48W, Silicon, Unidirectional, DO-204AH

Part Details for 1N5278B by Microchip Technology Inc

Overview of 1N5278B by Microchip Technology Inc

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Applications Consumer Electronics Space Technology Aerospace and Defense Energy and Power Systems Renewable Energy

Price & Stock for 1N5278B

Part # Distributor Description Stock Price Buy
DISTI # 34AJ9232
Newark Voltage Regulator Do-35 Rohs Compliant: Yes |Microchip 1N5278B Min Qty: 304 Package Multiple: 1 Date Code: 0 Container: Bulk 0
  • 100 $2.7100
  • 500 $2.6000
$2.6000 / $2.7100 Buy Now
DISTI # 150-1N5278B-ND
DigiKey VOLTAGE REGULATOR Min Qty: 304 Lead time: 14 Weeks Container: Bulk Temporarily Out of Stock
  • 304 $2.7100
$2.7100 Buy Now
DISTI # 1N5278B
Avnet Americas Diode Zener Single 170V 5% 500mW 2-Pin DO-7 - Bulk (Alt: 1N5278B) RoHS: Not Compliant Min Qty: 304 Package Multiple: 1 Lead time: 14 Weeks, 0 Days Container: Bulk 0
  • 1 $2.9000
  • 100 $2.7100
  • 500 $2.6000
$2.6000 / $2.9000 Buy Now
DISTI # 1N5278B/TR
Avnet Americas Diode Zener Single 170V 5% 500mW 2-Pin DO-7 - Tape and Reel (Alt: 1N5278B/TR) RoHS: Not Compliant Min Qty: 286 Package Multiple: 1 Lead time: 14 Weeks, 0 Days Container: Reel 0
  • 1 $3.0900
  • 100 $2.8700
  • 500 $2.7600
$2.7600 / $3.0900 Buy Now
DISTI # 1N5278B
Microchip Technology Inc Voltage Regulator _ DO-35, Projected EOL: 2048-10-03 RoHS: Compliant pbFree: Yes Min Qty: 1 Package Multiple: 1 0

Alternates Available
  • 1 $2.9000
$2.9000 Buy Now
Onlinecomponents.com   0
  • 76 $4.1600
  • 152 $3.1200
  • 228 $2.9100
  • 304 $2.8500
$2.8500 / $4.1600 Buy Now
DISTI # 1N5278B
Avnet Americas Diode Zener Single 170V 5% 500mW 2-Pin DO-7 - Bulk (Alt: 1N5278B) RoHS: Not Compliant Min Qty: 304 Package Multiple: 1 Lead time: 14 Weeks, 0 Days Container: Bulk 0
  • 1 $2.9000
  • 100 $2.7100
  • 500 $2.6000
$2.6000 / $2.9000 Buy Now
DISTI # 1N5278B/TR
Avnet Americas Diode Zener Single 170V 5% 500mW 2-Pin DO-7 - Tape and Reel (Alt: 1N5278B/TR) RoHS: Not Compliant Min Qty: 286 Package Multiple: 1 Lead time: 14 Weeks, 0 Days Container: Reel 0
  • 1 $3.0900
  • 100 $2.8700
  • 500 $2.7600
$2.7600 / $3.0900 Buy Now
NAC Zener Diodes RoHS: Compliant Min Qty: 120 Package Multiple: 1 0
  • 1 $3.0600
  • 100 $2.7700
  • 500 $2.6000
  • 1,000 $2.5400
$2.5400 / $3.0600 Buy Now
Master Electronics   0
  • 76 $4.1600
  • 152 $3.1200
  • 228 $2.9100
  • 304 $2.8500
$2.8500 / $4.1600 Buy Now

Part Details for 1N5278B

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1N5278B Part Data Attributes:

1N5278B Microchip Technology Inc
Buy Now Datasheet
Compare Parts:
1N5278B Microchip Technology Inc Zener Diode, 170V V(Z), 5%, 0.48W, Silicon, Unidirectional, DO-204AH
Rohs Code No
Part Life Cycle Code Active
Ihs Manufacturer MICROCHIP TECHNOLOGY INC
Package Description HERMETIC SEALED, GLASS, DO-35, 2 PIN
Reach Compliance Code compliant
Factory Lead Time 14 Weeks
Samacsys Manufacturer Microchip
Case Connection ISOLATED
Configuration SINGLE
Diode Element Material SILICON
Diode Type ZENER DIODE
Dynamic Impedance-Max 1900 Ω
JEDEC-95 Code DO-204AH
JESD-30 Code O-LALF-W2
JESD-609 Code e0
Moisture Sensitivity Level 1
Number of Elements 1
Number of Terminals 2
Operating Temperature-Max 200 °C
Package Body Material GLASS
Package Shape ROUND
Package Style LONG FORM
Polarity UNIDIRECTIONAL
Power Dissipation-Max 0.48 W
Qualification Status Not Qualified
Reference Voltage-Nom 170 V
Surface Mount NO
Technology ZENER
Terminal Finish TIN LEAD
Terminal Form WIRE
Terminal Position AXIAL
Voltage Tol-Max 5%
Working Test Current 0.74 mA

Alternate Parts for 1N5278B

This table gives cross-reference parts and alternative options found for 1N5278B. 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 1N5278B, 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
1N5278B-1E3TR Zener Diode, 170V V(Z), 5%, 0.48W, Silicon, Unidirectional, DO-204AH, HERMETIC SEALED, GLASS, DO-35, 2 PIN Microsemi Corporation 1N5278B vs 1N5278B-1E3TR
1N5278BTA Zener Diode, 170V V(Z), 5%, 0.5W, Silicon, Unidirectional, DO-35, HERMETIC SEALED, GLASS, DO-204AH, 2 PIN Tak Cheong Electronics (Holdings) Co Ltd 1N5278B vs 1N5278BTA
1N5278B Zener Diode, 170V V(Z), 5%, 0.5W, Silicon, Unidirectional, DO-35, GLASS PACKAGE-2 Fairchild Semiconductor Corporation 1N5278B vs 1N5278B
1N5278B-G Zener Diode, 170V V(Z), 5%, 0.5W, Silicon, Unidirectional, DO-35, GREEN PACKAGE-2 Sensitron Semiconductors 1N5278B vs 1N5278B-G
1N5278B-1TR Zener Diode, 170V V(Z), 5%, 0.48W, Silicon, Unidirectional, DO-204AH, HERMETIC SEALED, GLASS, DO-35, 2 PIN Microsemi Corporation 1N5278B vs 1N5278B-1TR
1N5278B Zener Diode, 170V V(Z), 5%, 0.5W, Silicon, Unidirectional, DO-35, DO-35, 2 PIN Central Semiconductor Corp 1N5278B vs 1N5278B
1N5278BTA2 170V, 0.5W, SILICON, UNIDIRECTIONAL VOLTAGE REGULATOR DIODE, DO-204AH, GLASS, DO-35, 2 PIN Motorola Mobility LLC 1N5278B vs 1N5278BTA2
1N5278BB2 170V, 0.5W, SILICON, UNIDIRECTIONAL VOLTAGE REGULATOR DIODE, DO-35 STMicroelectronics 1N5278B vs 1N5278BB2
1N5278B Zener Diode, 170V V(Z), 5%, 0.5W, Silicon, Unidirectional, DO-204AH, ROHS COMPLIANT, HERMETIC SEALED, GLASS, DO-35, 2 PIN Tak Cheong Electronics (Holdings) Co Ltd 1N5278B vs 1N5278B
1N5278BE3 Zener Diode, 170V V(Z), 5%, 0.48W, Silicon, Unidirectional, DO-204AH, ROHS COMPLIANT, HERMETIC SEALED, GLASS, DO-35, 2 PIN Microsemi Corporation 1N5278B vs 1N5278BE3
Part Number Description Manufacturer Compare
1N5278B-G Zener Diode, 170V V(Z), 5%, 0.5W, Silicon, Unidirectional, DO-35, GREEN PACKAGE-2 Sensitron Semiconductors 1N5278B vs 1N5278B-G
1N5278BTRLEADFREE Zener Diode, 170V V(Z), 0.5W, Silicon, Unidirectional, DO-35, Central Semiconductor Corp 1N5278B vs 1N5278BTRLEADFREE
1N5278B-1TR Zener Diode, 170V V(Z), 5%, 0.48W, Silicon, Unidirectional, DO-204AH, HERMETIC SEALED, GLASS, DO-35, 2 PIN Microsemi Corporation 1N5278B vs 1N5278B-1TR
1N5278B(DO7) Zener Diode, 170V V(Z), 5%, 0.5W, Silicon, Unidirectional, DO-7, DO-7, 2 PIN Microsemi Corporation 1N5278B vs 1N5278B(DO7)
1N5278B-1E3TR Zener Diode, 170V V(Z), 5%, 0.48W, Silicon, Unidirectional, DO-204AH, HERMETIC SEALED, GLASS, DO-35, 2 PIN Microsemi Corporation 1N5278B vs 1N5278B-1E3TR
1N5278B Zener Diode, 170V V(Z), 5%, 0.5W, Silicon, Unidirectional, DO-35, GLASS PACKAGE-2 Fairchild Semiconductor Corporation 1N5278B vs 1N5278B
1N5278A Zener Diode, 170V V(Z), 10%, 0.5W, Silicon, Unidirectional, DO-35 International Semiconductor Inc 1N5278B vs 1N5278A
1N5278BE3 Zener Diode, 170V V(Z), 5%, 0.48W, Silicon, Unidirectional, DO-204AH, ROHS COMPLIANT, HERMETIC SEALED, GLASS, DO-35, 2 PIN Microsemi Corporation 1N5278B vs 1N5278BE3
Z4KE170A Zener Diode, 170V V(Z), 5%, 1.5W, Silicon, Unidirectional, DO-204AL, General Instrument Corp 1N5278B vs Z4KE170A
1N5278B Zener Diode, 170V V(Z), 5%, 0.5W, Silicon, Unidirectional, DO-35, DO-35, 2 PIN Central Semiconductor Corp 1N5278B vs 1N5278B

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