MMBT3904WT1G is out of stock and can be placed on backorder.
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onsemi
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Bipolar (BJT) Transistor NPN 40 V 200 mA 300MHz 150 mW Surface Mount SC-70-3 (SOT323)
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
Bipolar (BJT) Transistor NPN 40 V 200 mA 300MHz 150 mW Surface Mount SC-70-3 (SOT323)
SC70, SOT−323, 419−04

MMBT3904WT1G

DigiKey Part Number
MMBT3904WT1GOSTR-ND - Tape & Reel (TR)
MMBT3904WT1GOSCT-ND - Cut Tape (CT)
MMBT3904WT1GOSDKR-ND - Digi-Reel®
Manufacturer
Manufacturer Part Number
MMBT3904WT1G
Description
TRANS NPN 40V 0.2A SC70-3
Manufacturer Standard Lead Time
41 Weeks
Customer Reference
Detailed Description
Bipolar (BJT) Transistor NPN 40 V 200 mA 300MHz 150 mW Surface Mount SC-70-3 (SOT323)
Datasheet
 Datasheet
EDA/CAD Models
MMBT3904WT1G Models
Product Attributes
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Category
DC Current Gain (hFE) (Min) @ Ic, Vce
100 @ 10mA, 1V
Mfr
Power - Max
150 mW
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Frequency - Transition
300MHz
Part Status
Active
Operating Temperature
-55°C ~ 150°C (TJ)
Transistor Type
Mounting Type
Surface Mount
Current - Collector (Ic) (Max)
200 mA
Package / Case
SC-70, SOT-323
Voltage - Collector Emitter Breakdown (Max)
40 V
Supplier Device Package
SC-70-3 (SOT323)
Vce Saturation (Max) @ Ib, Ic
300mV @ 5mA, 50mA
Base Product Number
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (22)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
SMMBT3904WT1Gonsemi0SMMBT3904WT1GOSTR-ND$0.37000Direct
MMST3904-7-FDiodes Incorporated0MMST3904-FDITR-ND$0.23000Direct
MMST4401-7-FDiodes Incorporated651MMST4401-FDITR-ND$0.22000Similar
BC817-16W-7Diodes Incorporated0BC817-16WDITR-ND$0.23000Similar
BC817-25W-7Diodes Incorporated0BC817-25WDITR-ND$0.21000Similar
In-Stock: 0
3,000 expected in stock on 07-Dec-2026
Request Stock Notification
All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$0.14000$0.14
10$0.08300$0.83
100$0.05080$5.08
500$0.03674$18.37
1,000$0.03215$32.15
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
3,000$0.02628$78.84
6,000$0.02332$139.92
9,000$0.02180$196.20
15,000$0.02009$301.35
21,000$0.01908$400.68
30,000$0.01810$543.00
75,000$0.01593$1,194.75
150,000$0.01460$2,190.00
300,000$0.01347$4,041.00
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.