MMBF5103 is out of stock and can be placed on backorder.
Available Substitutes:

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onsemi
In Stock: 1,116,000
Unit Price: $0.10000
Datasheet

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Toshiba Semiconductor and Storage
In Stock: 0
Unit Price: $0.56000
Datasheet
JFET N-Channel 40 V 350 mW Surface Mount SOT-23-3
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

MMBF5103

DigiKey Part Number
MMBF5103TR-ND - Tape & Reel (TR)
MMBF5103CT-ND - Cut Tape (CT)
MMBF5103DKR-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
MMBF5103
Description
JFET N-CH 40V SOT23-3
Manufacturer Standard Lead Time
19 Weeks
Customer Reference
Detailed Description
JFET N-Channel 40 V 350 mW Surface Mount SOT-23-3
Datasheet
 Datasheet
EDA/CAD Models
MMBF5103 Models
Product Attributes
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Category
Input Capacitance (Ciss) (Max) @ Vds
16pF @ 15V
Manufacturer
onsemi
Power - Max
350 mW
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Operating Temperature
-55°C ~ 150°C (TJ)
Part Status
Active
Mounting Type
Surface Mount
FET Type
N-Channel
Package / Case
TO-236-3, SC-59, SOT-23-3
Voltage - Breakdown (V(BR)GSS)
40 V
Supplier Device Package
SOT-23-3
Current - Drain (Idss) @ Vds (Vgs=0)
10 mA @ 15 V
Base Product Number
Voltage - Cutoff (VGS off) @ Id
1.2 V @ 1 nA
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (2)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
2SK545-11D-TB-Eonsemi1,116,0002832-2SK545-11D-TB-ETR-ND$0.10000Similar
2SK209-GR(TE85L,F)Toshiba Semiconductor and Storage02SK209-GR(TE85LF)TR-ND$0.56000Similar
In-Stock: 0
3,000 estimated in stock on 13-Nov-2026
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Marketplace Stock: 5,720 View Now
All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$0.39000$0.39
10$0.22500$2.25
100$0.13670$13.67
1,000$0.13497$134.97
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
3,000$0.09282$278.46
6,000$0.09277$556.62
9,000$0.08925$803.25
15,000$0.08582$1,287.30
75,000$0.07913$5,934.75
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.

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5,720In Stock
Ships from Flip Electronics