Datasheets
1N4550RB by:

Zener Diode, 4.3V V(Z), 5%, 50W, Silicon, Unidirectional, DO-203AB

Part Details for 1N4550RB by Microchip Technology Inc

Overview of 1N4550RB by Microchip Technology Inc

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Applications Space Technology Aerospace and Defense Energy and Power Systems

Price & Stock for 1N4550RB

Part # Distributor Description Stock Price Buy
DISTI # 34AJ0338
Newark Voltage Regulator Do-5 Rohs Compliant: Yes |Microchip 1N4550RB RoHS: Compliant Min Qty: 14 Package Multiple: 1 Date Code: 0 Container: Bulk 0
  • 1 $50.0200
  • 100 $46.4500
  • 500 $44.6600
$44.6600 / $50.0200 Buy Now
DISTI # 1N4550RB-ND
DigiKey DIODE ZENER 4.3V 500MW DO5 Min Qty: 100 Lead time: 35 Weeks Container: Bulk Temporarily Out of Stock
  • 100 $46.4403
$46.4403 Buy Now
DISTI # 1N4550RB
Avnet Americas Diode Zener Single 4.3V 5% 50W 1-Pin DO-5 Tray - Bulk (Alt: 1N4550RB) RoHS: Not Compliant Min Qty: 100 Package Multiple: 1 Lead time: 35 Weeks, 0 Days Container: Bulk 0
  • 1 $50.0100
  • 100 $46.4400
  • 500 $44.6500
$44.6500 / $50.0100 Buy Now
DISTI # 494-1N4550RB
Mouser Electronics Zener Diodes Voltage Regulator RoHS: Not Compliant 0
  • 100 $50.0100
$50.0100 Order Now
DISTI # 1N4550RB
Microchip Technology Inc Voltage Regulator _ DO-5, Projected EOL: 2049-02-05 RoHS: Compliant pbFree: Yes Min Qty: 1 Package Multiple: 1 0

Alternates Available
  • 1 $50.0100
$50.0100 Buy Now
Onlinecomponents.com   RoHS: Compliant 0
  • 25 $121.4500
  • 50 $64.3000
  • 75 $45.2500
  • 100 $44.3400
$44.3400 / $121.4500 Buy Now
NAC Zener Diodes RoHS: Compliant Min Qty: 6 Package Multiple: 1 Container: Tray 0
  • 1 $51.0300
  • 100 $47.0000
  • 500 $44.6500
  • 800 $43.5600
$43.5600 / $51.0300 Buy Now
Master Electronics   RoHS: Compliant 0
  • 25 $121.4500
  • 50 $64.3000
  • 75 $45.2500
  • 100 $44.3400
$44.3400 / $121.4500 Buy Now

Part Details for 1N4550RB

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1N4550RB Part Data Attributes

1N4550RB Microchip Technology Inc
Buy Now Datasheet
Compare Parts:
1N4550RB Microchip Technology Inc Zener Diode, 4.3V V(Z), 5%, 50W, Silicon, Unidirectional, DO-203AB
Rohs Code No
Part Life Cycle Code Active
Ihs Manufacturer MICROCHIP TECHNOLOGY INC
Package Description HERMETIC SEALED, METAL, DO-5, 1 PIN
Reach Compliance Code compliant
Factory Lead Time 35 Weeks
Additional Feature LOW IMPEDANCE
Case Connection CATHODE
Configuration SINGLE
Diode Element Material SILICON
Diode Type ZENER DIODE
Dynamic Impedance-Max 0.16 Ω
JEDEC-95 Code DO-203AB
JESD-30 Code O-MUPM-D1
JESD-609 Code e0
Number of Elements 1
Number of Terminals 1
Operating Temperature-Max 175 °C
Operating Temperature-Min -65 °C
Package Body Material METAL
Package Shape ROUND
Package Style POST/STUD MOUNT
Polarity UNIDIRECTIONAL
Power Dissipation-Max 50 W
Qualification Status Not Qualified
Reference Voltage-Nom 4.3 V
Surface Mount NO
Technology ZENER
Terminal Finish TIN LEAD
Terminal Form SOLDER LUG
Terminal Position UPPER
Voltage Tol-Max 5%
Working Test Current 2900 mA

Alternate Parts for 1N4550RB

This table gives cross-reference parts and alternative options found for 1N4550RB. 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 1N4550RB, 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
JANTX1N4550RB 4.3V, 50W, SILICON, UNIDIRECTIONAL VOLTAGE REGULATOR DIODE Motorola Mobility LLC 1N4550RB vs JANTX1N4550RB
1N4550RB Zener Diode, 4.3V V(Z), 5%, 50W, Silicon, Unidirectional Motorola Semiconductor Products 1N4550RB vs 1N4550RB
JANTX1N4550RB Zener Diode, 4.3V V(Z), 5%, 50W, Silicon, Unidirectional Motorola Semiconductor Products 1N4550RB vs JANTX1N4550RB
JANTXV1N4550RB Zener Diode, 4.3V V(Z), 4.88%, 50W, Silicon, Unidirectional, DO-5, DO-5, 1 PIN Microsemi Corporation 1N4550RB vs JANTXV1N4550RB
JAN1N4550RB Zener Diode, 4.3V V(Z), 4.88%, 50W, Silicon, Unidirectional, DO-5 Microchip Technology Inc 1N4550RB vs JAN1N4550RB
JANTX1N4550RB Zener Diode, 4.3V V(Z), 4.88%, 50W, Silicon, Unidirectional, DO-5 Microchip Technology Inc 1N4550RB vs JANTX1N4550RB
JANTXV1N4550RB Zener Diode, 4.3V V(Z), 5%, 50W, Silicon, Unidirectional Motorola Semiconductor Products 1N4550RB vs JANTXV1N4550RB
JAN1N4550RB Zener Diode, 4.3V V(Z), 4.88%, 50W, Silicon, Unidirectional, DO-5, DO-5, 1 PIN Microsemi Corporation 1N4550RB vs JAN1N4550RB
1N4550RB Zener Diode, 4.3V V(Z), 5%, 50W, Silicon, Unidirectional, DO-5, DO-5, 1 PIN Solid State Inc 1N4550RB vs 1N4550RB
1N4550RB Zener Diode, 4.3V V(Z), 5%, 50W, Silicon, Unidirectional, DO-203AB, HERMETIC SEALED, METAL, DO-5, 1 PIN Microsemi Corporation 1N4550RB vs 1N4550RB
Part Number Description Manufacturer Compare
1N4550RA Zener Diode, 4.3V V(Z), 10%, 50W, Silicon, Unidirectional Motorola Semiconductor Products 1N4550RB vs 1N4550RA
JAN1N4550R Zener Diode, 4.3V V(Z), 20%, 50W, Silicon, Unidirectional, DO-203AB, HERMETIC SEALED, METAL GLASS, DO-5, 1 PIN Microsemi Corporation 1N4550RB vs JAN1N4550R
JANTX1N4550RB Zener Diode, 4.3V V(Z), 5%, 50W, Silicon, Unidirectional Motorola Semiconductor Products 1N4550RB vs JANTX1N4550RB
1N4550R Zener Diode, 4.3V V(Z), 20%, 50W, Silicon, Unidirectional, DO-5, DO-5, 1 PIN Solid State Inc 1N4550RB vs 1N4550R
1N4550RB Zener Diode, 4.3V V(Z), 5%, 50W, Silicon, Unidirectional Motorola Semiconductor Products 1N4550RB vs 1N4550RB
JANTX1N4550RB Zener Diode, 4.3V V(Z), 4.88%, 50W, Silicon, Unidirectional, DO-5 Microchip Technology Inc 1N4550RB vs JANTX1N4550RB
1N4558RB Zener Diode, 4.3V V(Z), 5%, Silicon, Unidirectional, TO-204AD, HERMETIC SEALED, TO-3, 2 PIN Microsemi Corporation 1N4550RB vs 1N4558RB
JANTXV1N4550RA Zener Diode, 4.3V V(Z), 10%, 50W, Silicon, Unidirectional, DO-203AB, HERMETIC SEALED, METAL GLASS, DO-5, 1 PIN Microsemi Corporation 1N4550RB vs JANTXV1N4550RA
1N4550R 4.3V, 50W, SILICON, UNIDIRECTIONAL VOLTAGE REGULATOR DIODE Motorola Mobility LLC 1N4550RB vs 1N4550R
1N4550RE3 Zener Diode, 4.3V V(Z), 20%, 50W, Silicon, Unidirectional, DO-203AB, HERMETIC SEALED, METAL GLASS, DO-5, 1 PIN Microsemi Corporation 1N4550RB vs 1N4550RE3

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