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Bipolar (BJT) Transistor NPN 45 V 500 mA 100MHz 460 mW Surface Mount SC-70-3 (SOT323)
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

BC817-40WT1G

DigiKey Part Number
BC817-40WT1GOSTR-ND - Tape & Reel (TR)
BC817-40WT1GOSCT-ND - Cut Tape (CT)
BC817-40WT1GOSDKR-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
BC817-40WT1G
Description
TRANS NPN 45V 0.5A SC70-3
Manufacturer Standard Lead Time
42 Weeks
Customer Reference
Detailed Description
Bipolar (BJT) Transistor NPN 45 V 500 mA 100MHz 460 mW Surface Mount SC-70-3 (SOT323)
Datasheet
 Datasheet
EDA/CAD Models
BC817-40WT1G Models
Product Attributes
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Category
DC Current Gain (hFE) (Min) @ Ic, Vce
250 @ 100mA, 1V
Mfr
Power - Max
460 mW
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Frequency - Transition
100MHz
Part Status
Active
Operating Temperature
-55°C ~ 150°C (TJ)
Transistor Type
Mounting Type
Surface Mount
Current - Collector (Ic) (Max)
500 mA
Package / Case
SC-70, SOT-323
Voltage - Collector Emitter Breakdown (Max)
45 V
Supplier Device Package
SC-70-3 (SOT323)
Vce Saturation (Max) @ Ib, Ic
700mV @ 50mA, 500mA
Base Product Number
Current - Collector Cutoff (Max)
100nA (ICBO)
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (25)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
BC817-16W-7Diodes Incorporated0BC817-16WDITR-ND$0.23000Similar
BC817-25-7-FDiodes Incorporated0BC817-25FDITR-ND$0.19000Similar
BC817-25W-7Diodes Incorporated0BC817-25WDITR-ND$0.21000Similar
BC817-40-7-FDiodes Incorporated0BC817-40FDITR-ND$0.16000Similar
BC817-40W-7Diodes Incorporated0BC817-40WDITR-ND$0.20000Similar
In-Stock: 0
3,000 expected in stock on 14-Dec-2026
Request Stock Notification
All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$0.17000$0.17
10$0.10300$1.03
100$0.06350$6.35
500$0.04614$23.07
1,000$0.04048$40.48
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
3,000$0.03327$99.81
6,000$0.02962$177.72
9,000$0.02776$249.84
15,000$0.02566$384.90
21,000$0.02442$512.82
30,000$0.02321$696.30
75,000$0.02056$1,542.00
150,000$0.01892$2,838.00
300,000$0.01754$5,262.00
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.