SPX2945M3-L-3-3/TR is out of stock and can be placed on backorder.
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Parametric Equivalent


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Linear Voltage Regulator IC Positive Fixed 1 Output 400mA SOT-223-3
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
Linear Voltage Regulator IC Positive Fixed 1 Output 400mA SOT-223-3
What is a Voltage Regulator Another Teaching Moment | Digi-Key Electronics

SPX2945M3-L-3-3/TR

DigiKey Part Number
1016-1853-2-ND - Tape & Reel (TR)
1016-1853-1-ND - Cut Tape (CT)
1016-1853-6-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
SPX2945M3-L-3-3/TR
Description
IC REG LIN 3.3V 400MA SOT-223-3
Manufacturer Standard Lead Time
20 Weeks
Customer Reference
Detailed Description
Linear Voltage Regulator IC Positive Fixed 1 Output 400mA SOT-223-3
Datasheet
 Datasheet
EDA/CAD Models
SPX2945M3-L-3-3/TR Models
Product Attributes
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Category
Current - Output
Mfr
Current - Quiescent (Iq)
300 µA
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Current - Supply (Max)
25 mA
Part Status
Active
PSRR
31dB (100kHz)
Output Configuration
Protection Features
Over Current, Over Temperature
Output Type
Operating Temperature
-40°C ~ 85°C
Number of Regulators
1
Mounting Type
Surface Mount
Voltage - Input (Max)
26V
Package / Case
TO-261-4, TO-261AA
Voltage - Output (Min/Fixed)
3.3V
Supplier Device Package
SOT-223-3
Voltage Dropout (Max)
0.7V @ 400mA
Base Product Number
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (24)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
SPX2945M3-L-3-3/MTRMaxLinear, Inc.0SPX2945M3-L-3-3/MTR-ND$0.00000Parametric Equivalent
LM2937IMP-3.3/NOPBTexas Instruments0LM2937IMP-3.3/NOPBCT-ND$2.60000Similar
LM2937IMPX-3.3/NOPBTexas Instruments1,940LM2937IMPX-3.3/NOPBCT-ND$2.21000Similar
LT1121CST-3.3#PBFAnalog Devices Inc.756505-LT1121CST-3.3#PBF-ND$7.22000Similar
LT1121CST-3.3#TRAnalog Devices Inc.0LT1121CST-3.3#TR-ND$0.00000Similar
In-Stock: 0
Check Lead Time
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All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$1.70000$1.70
10$1.24200$12.42
25$1.12840$28.21
100$1.00350$100.35
250$0.94404$236.01
500$0.90816$454.08
1,000$0.90270$902.70
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
2,500$0.84746$2,118.65
5,000$0.82867$4,143.35
7,500$0.81927$6,144.53
Manufacturers Standard Package