LM317LMX/NOPB is out of stock and can be placed on backorder.
Available Substitutes:

Direct


onsemi
In Stock: 25,383
Unit Price: $0.29000
Datasheet

Direct


STMicroelectronics
In Stock: 24,350
Unit Price: $0.33000
Datasheet

Direct


STMicroelectronics
In Stock: 6,740
Unit Price: $0.51000
Datasheet
Linear Voltage Regulator IC Positive Adjustable 1 Output 100mA 8-SOIC
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
Linear Voltage Regulator IC Positive Adjustable 1 Output 100mA 8-SOIC
What is a Voltage Regulator Another Teaching Moment | Digi-Key Electronics

LM317LMX/NOPB

DigiKey Part Number
LM317LMX/NOPBTR-ND - Tape & Reel (TR)
LM317LMX/NOPBCT-ND - Cut Tape (CT)
LM317LMX/NOPBDKR-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
LM317LMX/NOPB
Description
IC REG LIN POS ADJ 100MA 8-SOIC
Manufacturer Standard Lead Time
20 Weeks
Customer Reference
Detailed Description
Linear Voltage Regulator IC Positive Adjustable 1 Output 100mA 8-SOIC
Datasheet
 Datasheet
EDA/CAD Models
LM317LMX/NOPB Models
Product Attributes
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Category
Current - Output
Mfr
Current - Quiescent (Iq)
5 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
-40°C ~ 125°C
Output Type
Mounting Type
Surface Mount
Number of Regulators
1
Package / Case
8-SOIC (0.154", 3.90mm Width)
Voltage - Input (Max)
40V
Supplier Device Package
8-SOIC
Voltage - Output (Min/Fixed)
1.2V
Base Product Number
Voltage - Output (Max)
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (3)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
LM317LDR2Gonsemi25,383LM317LDR2GOSTR-ND$0.29000Direct
LM317LD13TRSTMicroelectronics24,350497-1572-2-ND$0.33000Direct
LM217LD13TRSTMicroelectronics6,740497-6451-2-ND$0.51000Direct
In-Stock: 0
815 expected in stock on 05-Nov-2026
1,685 expected in stock on 08-Feb-2027
Request Stock Notification
All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$1.02000$1.02
10$0.73300$7.33
25$0.66160$16.54
100$0.58280$58.28
250$0.54524$136.31
500$0.52258$261.29
1,000$0.50796$507.96
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
2,500$0.48422$1,210.55
5,000$0.47235$2,361.75
7,500$0.46641$3,498.07
12,500$0.45982$5,747.75
17,500$0.45597$7,979.47