1N5743B is available for purchase but is not normally stocked.
Available Substitutes:

Direct


Microchip Technology
In Stock: 0
Unit Price: $2.16000
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Direct


Microchip Technology
In Stock: 0
Unit Price: $1.80000
Datasheet

Direct


Microchip Technology
In Stock: 0
Unit Price: $2.34000
Datasheet

Parametric Equivalent


Microchip Technology
In Stock: 0
Unit Price: $3.21000
Datasheet

Parametric Equivalent


Microchip Technology
In Stock: 0
Unit Price: $4.05000
Datasheet

Parametric Equivalent


Vishay General Semiconductor - Diodes Division
In Stock: 10,000
Unit Price: $0.13000
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Parametric Equivalent


Vishay General Semiconductor - Diodes Division
In Stock: 0
Unit Price: $0.10000
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Parametric Equivalent


Vishay General Semiconductor - Diodes Division
In Stock: 0
Unit Price: $0.13000
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Parametric Equivalent


Vishay General Semiconductor - Diodes Division
In Stock: 0
Unit Price: $0.14000
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onsemi
In Stock: 25,000
Unit Price: $0.15000
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onsemi
In Stock: 0
Unit Price: $0.15000
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Nexperia USA Inc.
In Stock: 0
Unit Price: $0.27000
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Nexperia USA Inc.
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Unit Price: $0.20000
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Unit Price: $0.02828
Datasheet
Zener Diode 20 V 500 mW ±5% Through Hole DO-204AH (DO-35)
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

1N5743B

DigiKey Part Number
1N5743B-ND
Manufacturer
Manufacturer Part Number
1N5743B
Description
DIODE ZENER 20V 500MW DO204AH
Manufacturer Standard Lead Time
22 Weeks
Customer Reference
Detailed Description
Zener Diode 20 V 500 mW ±5% Through Hole DO-204AH (DO-35)
Datasheet
 Datasheet
Product Attributes
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Category
Current - Reverse Leakage @ Vr
100 nA @ 14 V
Mfr
Voltage - Forward (Vf) (Max) @ If
900 mV @ 10 mA
Packaging
Bulk
Operating Temperature
-65°C ~ 175°C
Part Status
Active
Mounting Type
Through Hole
Voltage - Zener (Nom) (Vz)
Package / Case
Tolerance
±5%
Supplier Device Package
DO-204AH (DO-35)
Power - Max
500 mW
Base Product Number
Impedance (Max) (Zzt)
55 Ohms
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (16)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
1N3525AMicrochip Technology01N3525A-ND$2.16000Direct
1N6007BMicrochip Technology01N6007BMS-ND$1.80000Direct
JANTX1N968B-1Microchip Technology01086-15474-ND$2.34000Direct
1N5743CMicrochip Technology01N5743C-ND$3.21000Parametric Equivalent
1N5743DMicrochip Technology01N5743D-ND$4.05000Parametric Equivalent
Available To Order
Check Lead Time
This product is not kept in stock at DigiKey. The lead time shown will apply to the manufacturer’s shipment to DigiKey. Upon receiving the product, DigiKey will ship to fill open orders.
All prices are in USD
Bulk
QuantityUnit PriceExt Price
511$1.60000$817.60