LM340SX-5.0/NOPB is out of stock and can be placed on backorder.
Available Substitutes:

Similar


Texas Instruments
In Stock: 0
Unit Price: $1.85000
Datasheet

Similar


Texas Instruments
In Stock: 0
Unit Price: $2.47000
Datasheet

Similar


Texas Instruments
In Stock: 0
Unit Price: $1.07000
Datasheet

Similar


Texas Instruments
In Stock: 0
Unit Price: $0.95000
Datasheet

Similar


Microchip Technology
In Stock: 0
Unit Price: $3.39000
Datasheet

Similar


Microchip Technology
In Stock: 0
Unit Price: $3.39000
Datasheet

Direct


onsemi
In Stock: 10,439
Unit Price: $0.72000
Datasheet

Similar


Rohm Semiconductor
In Stock: 0
Unit Price: $3.31000
Datasheet
Linear Voltage Regulator IC Negative Adjustable 1 Output 150mA TO-263 (DDPAK-3)
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
Linear Voltage Regulator IC Negative Adjustable 1 Output 150mA TO-263 (DDPAK-3)
TO-263-4
What is a Voltage Regulator Another Teaching Moment | Digi-Key Electronics

LM340SX-5.0/NOPB

DigiKey Part Number
LM340SX-5.0/NOPBTR-ND - Tape & Reel (TR)
LM340SX-5.0/NOPBCT-ND - Cut Tape (CT)
LM340SX-5.0/NOPBDKR-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
LM340SX-5.0/NOPB
Description
IC REG LINEAR 5V 1.5A TO263
Manufacturer Standard Lead Time
6 Weeks
Customer Reference
Detailed Description
Linear Voltage Regulator IC Negative Adjustable 1 Output 150mA TO-263 (DDPAK-3)
Datasheet
 Datasheet
EDA/CAD Models
LM340SX-5.0/NOPB Models
Product Attributes
Filter Similar Products
Show Empty Attributes
Category
Current - Quiescent (Iq)
8 mA
Mfr
PSRR
15dB (1kHz)
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Control Features
Adj/EN
Part Status
Active
Protection Features
Antisaturation, Over Current, Over Temperature
Output Configuration
Operating Temperature
-20°C ~ 100°C
Output Type
Grade
Automotive
Number of Regulators
1
Qualification
AEC-Q100
Voltage - Input (Max)
150V
Mounting Type
Surface Mount
Voltage - Output (Min/Fixed)
15V
Package / Case
TO-263-4, D2PAK (3 Leads + Tab), TO-263AA
Voltage - Output (Max)
Supplier Device Package
TO-263 (DDPAK-3)
Voltage Dropout (Max)
0.114V @ 20mA
Base Product Number
Current - Output
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (8)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
TL780-05CKTTRTexas Instruments0296-TL780-05CKTTR-ND$1.85000Similar
TL780-05CKTTRG3Texas Instruments0296-TL780-05CKTTRG3TR-ND$2.47000Similar
UA7805CKTTRTexas Instruments0296-20796-2-ND$1.07000Similar
UA7805CKTTRG3Texas Instruments0296-50442-2-ND$0.95000Similar
MIC2937A-5.0WUMicrochip Technology0576-1133-ND$3.39000Similar
In-Stock: 0
500 estimated in stock on 19-Nov-2026
Request Stock Notification
All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$1.55000$1.55
10$1.39200$13.92
25$1.31280$32.82
100$1.11870$111.87
250$1.05040$262.60
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
500$0.91910$459.55
1,000$0.76154$761.54
2,500$0.70902$1,772.55
5,000$0.68276$3,413.80
12,500$0.65650$8,206.25
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.