1N5248B is out of stock and can be placed on backorder.
Available Substitutes:

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Microchip Technology
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Unit Price: $20.28000
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Microchip Technology
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Unit Price: $3.39004
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Central Semiconductor Corp
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Diotec Semiconductor
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Zener Diode 18 V 500 mW ±5% Through Hole DO-35
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

1N5248B

DigiKey Part Number
1N5248B-ND
Manufacturer
Manufacturer Product Number
1N5248B
Description
DIODE ZENER 18V 500MW DO35
Manufacturer Standard Lead Time
21 Weeks
Customer Reference
Detailed Description
Zener Diode 18 V 500 mW ±5% Through Hole DO-35
Datasheet
 Datasheet
EDA/CAD Models
1N5248B Models
Product Attributes
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Category
Current - Reverse Leakage @ Vr
100 nA @ 14 V
Mfr
Voltage - Forward (Vf) (Max) @ If
1.2 V @ 200 mA
Packaging
Bulk
Operating Temperature
-65°C ~ 200°C
Part Status
Active
Mounting Type
Through Hole
Voltage - Zener (Nom) (Vz)
Package / Case
Tolerance
±5%
Supplier Device Package
DO-35
Power - Max
500 mW
Base Product Number
Impedance (Max) (Zzt)
21 Ohms
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (4)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
1N5073Microchip Technology0150-1N5073-ND$20.28000Similar
1N5248AMicrochip Technology01N5248A-ND$3.39004Similar
1N5248B TR PBFREECentral Semiconductor Corp01514-1N5248BTRPBFREETR-ND$0.41000Similar
ZPD18Diotec Semiconductor5,0004878-ZPD18CT-ND$0.11000Similar
Available To Order
Factory Stock: 30,000
5,000 estimated in stock on 13-Nov-2026

This is stock that is available at the supplier which may be available to DigiKey upon receipt of order.

All prices are in USD
Bulk
QuantityUnit PriceExt Price
1$0.15000$0.15
10$0.10700$1.07
100$0.05780$5.78
500$0.04538$22.69
1,000$0.03151$31.51
2,000$0.02610$52.20
5,000$0.02468$123.40
10,000$0.02101$210.10
50,000$0.01681$840.50
Tariff Status: Tariff may apply if shipping to the United States. Estimated tariff costs will be calculated and displayed in the shopping cart to help you assess potential expenses.