S4040RQ3TP is out of stock and can be placed on backorder.
Available Substitutes:

Parametric Equivalent


Littelfuse Inc.
In Stock: 0
Unit Price: $6.56000
Datasheet

Parametric Equivalent


Littelfuse Inc.
In Stock: 0
Unit Price: $5.49000
Datasheet

Parametric Equivalent


Littelfuse Inc.
In Stock: 0
Unit Price: $5.63000
Datasheet
SCR 400 V 40 A Standard Recovery Through Hole TO-220AB-R
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

S4040RQ3TP

DigiKey Part Number
F7915-ND
Manufacturer
Manufacturer Part Number
S4040RQ3TP
Description
SCR 400V 40A TO-220AB-R
Manufacturer Standard Lead Time
12 Weeks
Customer Reference
Detailed Description
SCR 400 V 40 A Standard Recovery Through Hole TO-220AB-R
Datasheet
 Datasheet
Product Attributes
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Category
Current - On State (It (RMS)) (Max)
40 A
Manufacturer
Littelfuse Inc.
Current - Hold (Ih) (Max)
60 mA
Packaging
Tube
Current - Off State (Max)
10 µA
Part Status
Active
Current - Non Rep. Surge 50, 60Hz (Itsm)
430A, 520A
Voltage - Off State
400 V
SCR Type
Standard Recovery
Voltage - Gate Trigger (Vgt) (Max)
1.5 V
Operating Temperature
-40°C ~ 125°C
Current - Gate Trigger (Igt) (Max)
40 mA
Mounting Type
Through Hole
Voltage - On State (Vtm) (Max)
1.8 V
Package / Case
TO-220-3
Current - On State (It (AV)) (Max)
25 A
Supplier Device Package
TO-220AB-R
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (3)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
S4040RQ2TPLittelfuse Inc.0F7914-ND$6.56000Parametric Equivalent
S4040RTPLittelfuse Inc.0F7302-ND$5.49000Parametric Equivalent
S4055RTPLittelfuse Inc.0F7303-ND$5.63000Parametric Equivalent
In-Stock: 0
1,000 estimated in stock on 10-Mar-2027
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All prices are in USD
Tube
QuantityUnit PriceExt Price
1$6.57000$6.57
10$4.41600$44.16
100$3.19830$319.83
500$2.67930$1,339.65
1,000$2.60225$2,602.25
Note: Due to DigiKey value-add services the packaging type may change when product is purchased at quantities beneath the standard package.
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