LM317AT/NOPB is out of stock and can be placed on backorder.
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Linear Voltage Regulator IC Positive Adjustable 1 Output 1.5A TO-220-3
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
Linear Voltage Regulator IC Positive Adjustable 1 Output 1.5A TO-220-3
What is a Voltage Regulator Another Teaching Moment | Digi-Key Electronics

LM317AT/NOPB

DigiKey Part Number
LM317AT/NOPB-ND
Manufacturer
Manufacturer Product Number
LM317AT/NOPB
Description
IC REG LIN POS ADJ 1.5A TO220-3
Manufacturer Standard Lead Time
20 Weeks
Customer Reference
Detailed Description
Linear Voltage Regulator IC Positive Adjustable 1 Output 1.5A TO-220-3
Datasheet
 Datasheet
EDA/CAD Models
LM317AT/NOPB Models
Product Attributes
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Category
Current - Output
Mfr
Current - Quiescent (Iq)
10 mA
Packaging
Tube
PSRR
80dB ~ 65dB (120Hz)
Part Status
Active
Protection Features
Over Current, Over Temperature, Short Circuit
Output Configuration
Operating Temperature
-40°C ~ 125°C
Output Type
Mounting Type
Through Hole
Number of Regulators
1
Package / Case
TO-220-3
Voltage - Input (Max)
40V
Supplier Device Package
TO-220-3
Voltage - Output (Min/Fixed)
1.25V
Base Product Number
Voltage - Output (Max)
Associated Products
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (10)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
LM317KCSE3Texas Instruments927296-21576-5-ND$3.17000Similar
LM317KCSTexas Instruments0296-13869-5-ND$3.17000Similar
LM317T/NOPBTexas Instruments0LM317TNS/NOPB-ND$2.31000Similar
LM317TGonsemi38,934LM317TGOS-ND$1.30000Similar
LM317BTGonsemi15,056LM317BTGOS-ND$1.21000Similar
In-Stock: 0
45 expected in stock on 29-Dec-2026
Request Stock Notification
All prices are in USD
Tube
QuantityUnit PriceExt Price
1$3.00000$3.00
10$2.24000$22.40
45$1.95289$87.88
135$1.80770$244.04
270$1.73663$468.89
540$1.67813$906.19
1,035$1.63267$1,689.81
2,520$1.58251$3,987.93
5,040$1.55127$7,818.40
Note: Due to DigiKey value-add services the packaging type may change when product is purchased at quantities beneath the standard package.