Datasheets
1N5231B by:

Zener Diode, 5.1V V(Z), 5%, 0.48W, Silicon, Unidirectional, DO-204AH

Part Details for 1N5231B by Microchip Technology Inc

Results Overview of 1N5231B by Microchip Technology Inc

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Applications Consumer Electronics Energy and Power Systems Electronic Manufacturing Renewable Energy Automotive

1N5231B Information

1N5231B by Microchip Technology Inc is a Zener Diode.
Zener Diodes are under the broader part category of Diodes.

A diode is a electrical part that can control the direction in which the current flows in a device. Consider factors like voltage drop, current capacity, reverse voltage, and operating frequency when selecting a diode. Read more about Diodes on our Diodes part category page.

Price & Stock for 1N5231B

Part # Distributor Description Stock Price Buy
DISTI # 34AJ9024
Newark Voltage Regulator Do-35 Rohs Compliant: Yes |Microchip 1N5231B RoHS: Compliant Min Qty: 348 Package Multiple: 1 Date Code: 0 Container: Bulk 0
  • 100 $2.3800
  • 500 $2.2900
$2.2900 / $2.3800 Buy Now
DISTI # 1N5231BMS-ND
DigiKey DIODE ZENER 5.1V 500MW DO204AH Min Qty: 1 Lead time: 14 Weeks Container: Bulk 428
In Stock
  • 1 $2.5600
  • 100 $2.3800
$2.3800 / $2.5600 Buy Now
DISTI # 1N5231B
Avnet Americas Diode Zener Single 5.1V 5% 500mW 2-Pin DO-7 Bag - Bulk (Alt: 1N5231B) RoHS: Not Compliant Min Qty: 348 Package Multiple: 1 Lead time: 14 Weeks, 0 Days Container: Bulk 0
  • 348 $2.2875
  • 350 $2.2506
  • 700 $2.2142
  • 1,800 $2.1775
  • 3,500 $2.1411
$2.1411 / $2.2875 Buy Now
DISTI # 494-1N5231B(DO-35)
Mouser Electronics Zener Diodes Voltage Regulator 371
  • 1 $2.5600
  • 10 $2.5400
  • 25 $2.5300
  • 100 $2.3800
  • 250 $2.3700
$2.3700 / $2.5600 Buy Now
DISTI # 1N5231B
Microchip Technology Inc Voltage Regulator _ DO-35, Projected EOL: 2049-02-05 COO: Philippines ECCN: EAR99 Lead time: 14 Weeks, 0 Days 703

Alternates Available
  • 1 $2.5600
$2.5600 Buy Now
Onlinecomponents.com   RoHS: Compliant 703 Factory Stock
  • 10 $2.7300
  • 50 $2.5800
  • 250 $2.4100
  • 500 $2.3500
  • 1,000 $2.2600
  • 2,500 $2.2300
  • 5,000 $2.1900
  • 7,500 $2.1600
$2.1600 / $2.7300 Buy Now
NAC Zener Diodes RoHS: Compliant Min Qty: 136 Package Multiple: 1 0
  • 1 $2.8200
  • 100 $2.5400
  • 500 $2.3500
  • 1,000 $2.2900
$2.2900 / $2.8200 Buy Now
Master Electronics   RoHS: Compliant 703 Factory Stock
  • 10 $2.7300
  • 50 $2.5800
  • 250 $2.4100
  • 500 $2.3500
  • 1,000 $2.2600
  • 2,500 $2.2300
  • 5,000 $2.1900
  • 7,500 $2.1600
$2.1600 / $2.7300 Buy Now

Part Details for 1N5231B

1N5231B CAD Models

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1N5231B Part Data Attributes

1N5231B Microchip Technology Inc
Buy Now Datasheet
Compare Parts:
1N5231B Microchip Technology Inc Zener Diode, 5.1V 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
JEDEC-95 Code DO-204AH
JESD-30 Code O-LALF-W2
JESD-609 Code e0
Number of Elements 1
Number of Terminals 2
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 5.1 V
Surface Mount NO
Technology ZENER
Terminal Finish TIN LEAD
Terminal Form WIRE
Terminal Position AXIAL
Voltage Tol-Max 5%
Working Test Current 20 mA

Alternate Parts for 1N5231B

This table gives cross-reference parts and alternative options found for 1N5231B. 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 1N5231B, 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 Manufacturer Composite Price Description Compare
1N5231B onsemi $0.0178 Zener 0.5W 5.1 V; 5% Tolerance, Axial Lead, 5000-BLKBG 1N5231B vs 1N5231B
Part Number Manufacturer Composite Price Description Compare
1N5231BTR onsemi $0.0234 Zener 0.5W 5.1 V; 5% Tolerance (Tape & Reel), Axial Lead, 5000-REEL 1N5231B vs 1N5231BTR
1N5231B-A Diodes Incorporated Check for Price Zener Diode, 5.1V V(Z), 5%, 0.5W, Silicon, Unidirectional, DO-35, ROHS COMPLIANT, HERMETIC SEALED, GLASS PACKAGE-2 1N5231B vs 1N5231B-A
1N5231B Vishay Intertechnologies $0.0538 Zener Diode, 5.1V V(Z), 5%, 0.5W, Silicon, Unidirectional, DO-35, HALOGEN FREE AND ROHS COMPLIANT PACKAGE-2 1N5231B vs 1N5231B

1N5231B Related Parts

1N5231B Frequently Asked Questions (FAQ)

  • The recommended operating temperature range for the 1N5231B is -65°C to 150°C, although it can withstand storage temperatures from -65°C to 200°C.

  • To ensure proper biasing, connect the anode to a positive voltage source and the cathode to a negative voltage source or ground, while maintaining a voltage drop of at least 1.4V across the device.

  • The 1N5231B has a maximum surge current rating of 100A for a 1ms pulse, and 50A for a 10ms pulse.

  • Yes, the 1N5231B is suitable for switching power supply applications due to its fast switching times and low forward voltage drop, making it ideal for high-frequency switching circuits.

  • To prevent electrostatic discharge (ESD) damage, handle the 1N5231B with ESD-safe tools and equipment, and ensure that your workspace is ESD-protected. You can also use ESD protection devices, such as wrist straps or mats, to prevent static buildup.

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