LM317MDCY is out of stock and can be placed on backorder.
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Linear Voltage Regulator IC Positive Adjustable 1 Output 500mA SOT-223-4
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
Linear Voltage Regulator IC Positive Adjustable 1 Output 500mA SOT-223-4
What is a Voltage Regulator Another Teaching Moment | Digi-Key Electronics

LM317MDCY

DigiKey Part Number
296-26095-5-ND
Manufacturer
Manufacturer Product Number
LM317MDCY
Description
IC REG LINEAR POS ADJ SOT-223-4
Manufacturer Standard Lead Time
6 Weeks
Customer Reference
Detailed Description
Linear Voltage Regulator IC Positive Adjustable 1 Output 500mA SOT-223-4
Datasheet
 Datasheet
EDA/CAD Models
LM317MDCY 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 (TJ)
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)
1.25V
Base Product Number
Voltage - Output (Max)
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (6)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
LM317AEMP/NOPBTexas Instruments0LM317AEMP/NOPBTR-ND$2.85000Similar
LM317AEMPX/NOPBTexas Instruments0LM317AEMPX/NOPBTR-ND$2.44000Similar
LM317EMP/NOPBTexas Instruments0LM317EMP/NOPBTR-ND$2.12000Similar
LM317EMPX/NOPBTexas Instruments0LM317EMPX/NOPBTR-ND$1.53000Similar
LM317MBSTT3Gonsemi184,000LM317MBSTT3GOSTR-ND$0.44000Direct
In-Stock: 0
80 estimated in stock on 06-Nov-2026
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All prices are in USD
Tube
QuantityUnit PriceExt Price
1$0.88000$0.88
10$0.63300$6.33
80$0.51075$40.86
160$0.48344$77.35
320$0.46094$147.50
560$0.44570$249.59
1,040$0.43140$448.66
2,560$0.41459$1,061.35
5,040$0.40447$2,038.53
Note: Due to DigiKey value-add services the packaging type may change when product is purchased at quantities beneath the standard package.