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Linear Voltage Regulator IC Positive Fixed 1 Output 500mA SOT-223-4
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
Linear Voltage Regulator IC Positive Fixed 1 Output 500mA SOT-223-4
What is a Voltage Regulator Another Teaching Moment | Digi-Key Electronics

LM2937IMP-3.3/NOPB

DigiKey Part Number
LM2937IMP-3.3/NOPBTR-ND - Tape & Reel (TR)
LM2937IMP-3.3/NOPBCT-ND - Cut Tape (CT)
LM2937IMP-3.3/NOPBDKR-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
LM2937IMP-3.3/NOPB
Description
IC REG LIN 3.3V 500MA SOT-223-4
Manufacturer Standard Lead Time
20 Weeks
Customer Reference
Detailed Description
Linear Voltage Regulator IC Positive Fixed 1 Output 500mA SOT-223-4
Datasheet
 Datasheet
EDA/CAD Models
LM2937IMP-3.3/NOPB Models
Product Attributes
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Category
Current - Output
Mfr
Current - Quiescent (Iq)
10 mA
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Current - Supply (Max)
20 mA
Part Status
Active
Protection Features
Mirror-Image Insertion, Over Temperature, Short Circuit, Transient Voltage
Output Configuration
Operating Temperature
-40°C ~ 85°C (TJ)
Output Type
Mounting Type
Surface Mount
Number of Regulators
1
Package / Case
TO-261-4, TO-261AA
Voltage - Input (Max)
26V
Supplier Device Package
SOT-223-4
Voltage - Output (Min/Fixed)
3.3V
Base Product Number
Voltage Dropout (Max)
1V @ 500mA
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (17)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
UA78M33CDCYRTexas Instruments15,846296-13424-2-ND$0.72000Similar
UA78M33CDCYTexas Instruments5482156-UA78M33CDCY-ND$1.27000Similar
MCP1804T-3302I/DBMicrochip Technology14,691MCP1804T-3302I/DBTR-ND$0.95000Similar
MIC5209-3.3YS-TRMicrochip Technology7,141576-1274-2-ND$1.61000Similar
MIC5209-3.3YSMicrochip Technology5,047576-3516-5-ND$1.61000Similar
In-Stock: 0
1,000 expected in stock on 14-Dec-2026
Request Stock Notification
All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$3.21000$3.21
10$2.40500$24.05
25$2.20360$55.09
100$1.98240$198.24
250$1.87700$469.25
500$1.84824$924.12
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
1,000$1.76111$1,761.11
2,000$1.71806$3,436.12
3,000$1.69649$5,089.47
5,000$1.67260$8,363.00