LM2937IMP-3.3/NOPB is out of stock and can be placed on backorder.
Available Substitutes:

Similar


Texas Instruments
In Stock: 0
Unit Price: $1.10000
Datasheet

Similar


Texas Instruments
In Stock: 0
Unit Price: $0.66000
Datasheet

Similar


Microchip Technology
In Stock: 0
Unit Price: $0.95000
Datasheet

Similar


Microchip Technology
In Stock: 0
Unit Price: $1.78000
Datasheet

Similar


Microchip Technology
In Stock: 0
Unit Price: $1.78000
Datasheet

Similar


Microchip Technology
In Stock: 0
Unit Price: $1.61000
Datasheet

Similar


Microchip Technology
In Stock: 0
Unit Price: $1.61000
Datasheet

Similar


Microchip Technology
In Stock: 0
Unit Price: $3.58000
Datasheet

Similar


Microchip Technology
In Stock: 0
Unit Price: $1.16000
Datasheet

Similar


Analog Devices Inc.
In Stock: 0
Unit Price: $7.74000
Datasheet

Similar


Analog Devices Inc.
In Stock: 0
Unit Price: $9.62000
Datasheet

Similar


Analog Devices Inc.
In Stock: 0
Unit Price: $9.62000
Datasheet

Similar


Analog Devices Inc.
In Stock: 0
Unit Price: $10.51000
Datasheet

Similar


Analog Devices Inc.
In Stock: 0
Unit Price: $10.51000
Datasheet
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
12 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
Filter Similar Products
Show Empty Attributes
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
UA78M33CDCYTexas Instruments0296-27140-5-ND$1.10000Similar
UA78M33CDCYRTexas Instruments0296-13424-2-ND$0.66000Similar
MCP1804T-3302I/DBMicrochip Technology0MCP1804T-3302I/DBTR-ND$0.95000Similar
MIC2920A-3.3WSMicrochip Technology0MIC2920A-3.3WS-ND$1.78000Similar
MIC2920A-3.3WS-TRMicrochip Technology0576-1116-2-ND$1.78000Similar
In-Stock: 0
1,000 estimated in stock on 27-Nov-2026
Request Stock Notification
All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$2.53000$2.53
10$1.87900$18.79
25$1.71680$42.92
100$1.53890$153.89
250$1.45404$363.51
500$1.40288$701.44
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
1,000$1.36078$1,360.78
2,000$1.32613$2,652.26
3,000$1.30878$3,926.34
5,000$1.28955$6,447.75
7,000$1.27832$8,948.24
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.