LM317DCYR is out of stock and can be placed on backorder.
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Linear Voltage Regulator IC Negative Adjustable 1 Output 150mA SOT-223-4
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 SOT-223-4
What is a Voltage Regulator Another Teaching Moment | Digi-Key Electronics

LM317DCYR

DigiKey Part Number
296-12602-2-ND - Tape & Reel (TR)
296-12602-1-ND - Cut Tape (CT)
296-12602-6-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
LM317DCYR
Description
IC REG LIN POS ADJ 1.5A SOT223-4
Manufacturer Standard Lead Time
12 Weeks
Customer Reference
Detailed Description
Linear Voltage Regulator IC Negative Adjustable 1 Output 150mA SOT-223-4
Datasheet
 Datasheet
EDA/CAD Models
LM317DCYR Models
Product Attributes
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Category
Current - Quiescent (Iq)
10 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-261-4, TO-261AA
Voltage - Output (Max)
Supplier Device Package
SOT-223-4
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
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$0.43000Similar
In-Stock: 0
2,500 estimated in stock on 20-Nov-2026
Request Stock Notification
All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$0.75000$0.75
10$0.53600$5.36
25$0.48160$12.04
100$0.42180$42.18
250$0.39336$98.34
500$0.37622$188.11
1,000$0.36210$362.10
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
2,500$0.34719$867.98
5,000$0.33821$1,691.05
7,500$0.33371$2,502.83
12,500$0.32872$4,109.00
17,500$0.32581$5,701.68
25,000$0.32301$8,075.25