LM317D2TR4G is out of stock and can be placed on backorder.
Available Substitutes:

Direct


Texas Instruments
In Stock: 0
Unit Price: $1.53000
Datasheet

Direct


Texas Instruments
In Stock: 0
Unit Price: $0.92000
Datasheet
Linear Voltage Regulator IC Positive Adjustable 1 Output 1.5A D2PAK-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 D2PAK-3
TO-263-3
What is a Voltage Regulator Another Teaching Moment | Digi-Key Electronics

LM317D2TR4G

DigiKey Part Number
LM317D2TR4GOSTR-ND - Tape & Reel (TR)
LM317D2TR4GOSCT-ND - Cut Tape (CT)
LM317D2TR4GOSDKR-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
LM317D2TR4G
Description
IC REG LIN POS ADJ 1.5A D2PAK-3
Manufacturer Standard Lead Time
6 Weeks
Customer Reference
Detailed Description
Linear Voltage Regulator IC Positive Adjustable 1 Output 1.5A D2PAK-3
Datasheet
 Datasheet
EDA/CAD Models
LM317D2TR4G 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®
PSRR
80dB ~ 65dB (120Hz)
Part Status
Active
Protection Features
Over Current, Over Temperature, Short Circuit
Output Configuration
Operating Temperature
0°C ~ 125°C
Output Type
Mounting Type
Surface Mount
Number of Regulators
1
Package / Case
TO-263-3, D2PAK (2 Leads + Tab), TO-263AB
Voltage - Input (Max)
40V
Supplier Device Package
D2PAK-3
Voltage - Output (Min/Fixed)
1.2V
Base Product Number
Voltage - Output (Max)
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (2)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
LM317EMPX/NOPBTexas Instruments0LM317EMPX/NOPBTR-ND$1.53000Direct
LM317KTTRTexas Instruments0296-21390-2-ND$0.92000Direct
In-Stock: 0
800 estimated in stock on 06-Nov-2026
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All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$1.47000$1.47
10$0.89900$8.99
25$0.75120$18.78
100$0.58380$58.38
250$0.50152$125.38
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
800$0.39458$315.66
1,600$0.38142$610.27
2,400$0.37483$899.59
4,000$0.36752$1,470.08
5,600$0.36326$2,034.26
8,000$0.35915$2,873.20
20,000$0.35031$7,006.20
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.