MMBT5551 is out of stock and can be placed on backorder.
Available Substitutes:

Parametric Equivalent


Diotec Semiconductor
In Stock: 0
Unit Price: $0.03481
Datasheet

Parametric Equivalent


Panjit International Inc.
In Stock: 0
Unit Price: $0.23000
Datasheet

Parametric Equivalent


Panjit International Inc.
In Stock: 0
Unit Price: $0.20000
Datasheet
Bipolar (BJT) Transistor NPN 160 V 600 mA 300MHz 250 mW Surface Mount SOT-23-3 (TO-236)
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

MMBT5551

DigiKey Part Number
4878-MMBT5551TR-ND - Tape & Reel (TR)
4878-MMBT5551CT-ND - Cut Tape (CT)
4878-MMBT5551DKR-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
MMBT5551
Description
TRANS NPN 160V 0.6A SOT23-3
Manufacturer Standard Lead Time
8 Weeks
Customer Reference
Detailed Description
Bipolar (BJT) Transistor NPN 160 V 600 mA 300MHz 250 mW Surface Mount SOT-23-3 (TO-236)
Datasheet
 Datasheet
EDA/CAD Models
MMBT5551 Models
Product Attributes
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Category
Current - Collector Cutoff (Max)
50nA (ICBO)
Mfr
DC Current Gain (hFE) (Min) @ Ic, Vce
80 @ 10mA, 5V
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Power - Max
250 mW
Part Status
Active
Frequency - Transition
300MHz
Transistor Type
Operating Temperature
-55°C ~ 150°C (TJ)
Current - Collector (Ic) (Max)
600 mA
Mounting Type
Surface Mount
Voltage - Collector Emitter Breakdown (Max)
160 V
Package / Case
TO-236-3, SC-59, SOT-23-3
Vce Saturation (Max) @ Ib, Ic
200mV @ 5mA, 50mA
Supplier Device Package
SOT-23-3 (TO-236)
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (3)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
MMBT5551-AQDiotec Semiconductor04878-MMBT5551-AQ-ND$0.03481Parametric Equivalent
MMBT5551-AU_R1_000A2Panjit International Inc.03757-MMBT5551-AU_R1_000A2TR-ND$0.23000Parametric Equivalent
MMBT5551_R1_00001Panjit International Inc.03757-MMBT5551_R1_00001TR-ND$0.20000Parametric Equivalent
In-Stock: 0
3,000 estimated in stock on 10-May-2027
Request Stock Notification
All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$0.15000$0.15
10$0.08900$0.89
100$0.05460$5.46
500$0.03950$19.75
1,000$0.03459$34.59
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
3,000$0.02833$84.99
6,000$0.02516$150.96
9,000$0.02354$211.86
15,000$0.02172$325.80
21,000$0.02064$433.44
30,000$0.01958$587.40
75,000$0.01728$1,296.00
150,000$0.01585$2,377.50
300,000$0.01465$4,395.00
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.