2N5551BU is out of stock and can be placed on backorder.
Available Substitutes:

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Diodes Incorporated
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Unit Price: $1.19000
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Diodes Incorporated
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Unit Price: $1.45000
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Diodes Incorporated
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Unit Price: $0.39865
Datasheet
Bipolar (BJT) Transistor NPN 160 V 600 mA 100MHz 625 mW Through Hole TO-92-3
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

2N5551BU

DigiKey Part Number
2N5551BU-ND
Manufacturer
Manufacturer Product Number
2N5551BU
Description
TRANS NPN 160V 0.6A TO-92-3
Manufacturer Standard Lead Time
8 Weeks
Customer Reference
Detailed Description
Bipolar (BJT) Transistor NPN 160 V 600 mA 100MHz 625 mW Through Hole TO-92-3
Datasheet
 Datasheet
EDA/CAD Models
2N5551BU Models
Product Attributes
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Category
DC Current Gain (hFE) (Min) @ Ic, Vce
80 @ 10mA, 5V
Mfr
Power - Max
625 mW
Packaging
Bulk
Frequency - Transition
100MHz
Part Status
Active
Operating Temperature
-55°C ~ 150°C (TJ)
Transistor Type
Mounting Type
Through Hole
Current - Collector (Ic) (Max)
600 mA
Package / Case
TO-226-3, TO-92-3 (TO-226AA)
Voltage - Collector Emitter Breakdown (Max)
160 V
Supplier Device Package
TO-92-3
Vce Saturation (Max) @ Ib, Ic
200mV @ 5mA, 50mA
Base Product Number
Current - Collector Cutoff (Max)
50nA (ICBO)
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (3)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
ZTX455Diodes Incorporated0ZTX455-ND$1.19000Similar
ZTX696BDiodes Incorporated0ZTX696B-ND$1.45000Similar
ZTX696BSTZDiodes Incorporated0ZTX696BSTZ-ND$0.39865Similar
In-Stock: 0
10,000 estimated in stock on 19-Nov-2026
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All prices are in USD
Bulk
QuantityUnit PriceExt Price
1$0.22000$0.22
10$0.13700$1.37
100$0.08560$8.56
500$0.06304$31.52
1,000$0.05573$55.73
2,000$0.04956$99.12
5,000$0.04286$214.30
10,000$0.03872$387.20
50,000$0.03375$1,687.50
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