LM337IMPX/NOPB is out of stock and can be placed on backorder.
Available Substitutes:

Direct


Texas Instruments
In Stock: 27,973
Unit Price: $0.88000
Datasheet
Linear Voltage Regulator IC Negative Adjustable 1 Output 1.5A SOT-223-4
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
Linear Voltage Regulator IC Negative Adjustable 1 Output 1.5A SOT-223-4
What is a Voltage Regulator Another Teaching Moment | Digi-Key Electronics

LM337IMPX/NOPB

DigiKey Part Number
LM337IMPX/NOPBTR-ND - Tape & Reel (TR)
LM337IMPX/NOPBCT-ND - Cut Tape (CT)
LM337IMPX/NOPBDKR-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
LM337IMPX/NOPB
Description
IC REG LIN NEG ADJ 1.5A SOT223-4
Manufacturer Standard Lead Time
16 Weeks
Customer Reference
Detailed Description
Linear Voltage Regulator IC Negative Adjustable 1 Output 1.5A SOT-223-4
Datasheet
 Datasheet
EDA/CAD Models
LM337IMPX/NOPB Models
Product Attributes
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Category
Voltage - Output (Max)
Mfr
Current - Output
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
PSRR
60dB (120Hz)
Part Status
Active
Protection Features
Over Temperature, Short Circuit
Output Configuration
Operating Temperature
-40°C ~ 125°C
Output Type
Mounting Type
Surface Mount
Number of Regulators
1
Package / Case
TO-261-4, TO-261AA
Voltage - Input (Max)
-40V
Supplier Device Package
SOT-223-4
Voltage - Output (Min/Fixed)
-1.2V
Base Product Number
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (1)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
LM317DCYRTexas Instruments27,973296-12602-1-ND$0.88000Direct
In-Stock: 0
2,000 expected in stock on 18-Nov-2026
Request Stock Notification
All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$2.26000$2.26
10$1.67200$16.72
25$1.52480$38.12
100$1.36340$136.34
250$1.28636$321.59
500$1.24696$623.48
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
2,000$1.17028$2,340.56
4,000$1.14439$4,577.56
6,000$1.13143$6,788.58
Tariff Status: Tariff may apply if shipping to the United States. Tariff costs are calculated and will be displayed in the shopping cart.