SPX3940T-L-3-3/TR is out of stock and can be placed on backorder.
Available Substitutes:

Parametric Equivalent

SPX3940AT-L-3-3/TR
MaxLinear, Inc.
In Stock: 0
Unit Price: $1.39188
Datasheet

Similar

LM3940IS-3.3/NOPB
Texas Instruments
In Stock: 0
Unit Price: $3.67000
Datasheet

Similar

LM3940ISX-3.3/NOPB
Texas Instruments
In Stock: 0
Unit Price: $2.97000
Datasheet

Similar

MIC29310-3.3WU
Microchip Technology
In Stock: 0
Unit Price: $5.17000
Datasheet

Similar

MIC29310-3.3WU-TR
Microchip Technology
In Stock: 0
Unit Price: $5.17000
Datasheet

Similar

MIC5237-3.3YU
Microchip Technology
In Stock: 0
Unit Price: $3.18000
Datasheet

Similar

MIC5237-3.3YU-TR
Microchip Technology
In Stock: 0
Unit Price: $2.56295
Datasheet
View and Compare All Substitutes
TO-263-4, D2PAK (3 Leads + Tab), TO-263AA
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
TO-263-4, D2PAK (3 Leads + Tab), TO-263AA
What is a Voltage Regulator Another Teaching Moment | Digi-Key Electronics

SPX3940T-L-3-3/TR

DigiKey Part Number
1016-1857-2-ND - Tape & Reel (TR)
1016-1857-1-ND - Cut Tape (CT)
1016-1857-6-ND - Digi-Reel®
Manufacturer
MaxLinear, Inc.
Manufacturer Product Number
SPX3940T-L-3-3/TR
Description
IC REG LINEAR 3.3V 1A TO263-3
Manufacturer Standard Lead Time
12 Weeks
Customer Reference
Detailed Description
Linear Voltage Regulator IC Positive Fixed 1 Output 1A TO-263-3
Datasheet
 Datasheet
EDA/CAD Models
SPX3940T-L-3-3/TR Models
Product Attributes
Type
Description
Select All
Category
Mfr
MaxLinear, Inc.
Series
-
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Part Status
Active
Output Configuration
Positive
Output Type
Fixed
Number of Regulators
1
Voltage - Input (Max)
16V
Voltage - Output (Min/Fixed)
3.3V
Voltage - Output (Max)
-
Voltage Dropout (Max)
0.55V @ 1A
Current - Output
1A
PSRR
-
Control Features
-
Protection Features
Over Current, Over Temperature, Reverse Polarity, Short Circuit, Transient Voltage
Operating Temperature
-40°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
TO-263-4, D2PAK (3 Leads + Tab), TO-263AA
Supplier Device Package
TO-263-3
Base Product Number
SPX3940
Product Questions and Answers

See what engineers are asking, ask your own questions, or help out a member of the DigiKey engineering community

0 In Stock
Check Lead Time
Request Stock Notification
Quantity
All prices are in CAD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$2.67000$2.67
10$1.96000$19.60
25$1.78200$44.55
100$1.58620$158.62
250$1.49284$373.21
* All Digi-Reel orders will add a $9.50 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
500$1.43656$718.28
1,000$1.39023$1,390.23
1,500$1.36704$2,050.56
2,500$1.34132$3,353.30
3,500$1.32629$4,642.02
5,000$1.31185$6,559.25
Manufacturers Standard Package