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Linear Voltage Regulator IC Positive Fixed 1 Output 800mA SOT-223
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
Linear Voltage Regulator IC Positive Fixed 1 Output 800mA SOT-223
What is a Voltage Regulator Another Teaching Moment | Digi-Key Electronics

LD1117S18TR

DigiKey Part Number
497-7308-2-ND - Tape & Reel (TR)
497-7308-1-ND - Cut Tape (CT)
497-7308-6-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
LD1117S18TR
Description
IC REG LINEAR 1.8V 800MA SOT-223
Manufacturer Standard Lead Time
10 Weeks
Customer Reference
Detailed Description
Linear Voltage Regulator IC Positive Fixed 1 Output 800mA SOT-223
Datasheet
 Datasheet
EDA/CAD Models
LD1117S18TR 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
75dB (120Hz)
Part Status
Active
Protection Features
Over Current, Over Temperature
Output Configuration
Operating Temperature
0°C ~ 125°C
Output Type
Mounting Type
Surface Mount
Number of Regulators
1
Package / Case
TO-261-4, TO-261AA
Voltage - Input (Max)
15V
Supplier Device Package
SOT-223
Voltage - Output (Min/Fixed)
1.8V
Base Product Number
Voltage Dropout (Max)
1.2V @ 800mA
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (15)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
REG1117A-1.8Texas Instruments0REG1117A-1.8-ND$2.95000Similar
REG1117A-1.8/2K5Texas Instruments0296-48648-2-ND$2.82000Similar
TLV1117-18IDCYTexas Instruments0296-34401-5-ND$1.04000Similar
TLV1117-18IDCYRTexas Instruments0296-21109-2-ND$0.67000Similar
TLV1117-18IDCYRG3Texas Instruments0296-50540-2-ND$0.67000Similar
In-Stock: 0
2,500 estimated in stock on 31-Dec-2026
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All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$0.46000$0.46
10$0.31800$3.18
25$0.28400$7.10
100$0.24640$24.64
250$0.22844$57.11
500$0.21758$108.79
1,000$0.20865$208.65
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
2,500$0.19922$498.05
5,000$0.19354$967.70
7,500$0.19069$1,430.17
12,500$0.18754$2,344.25
17,500$0.18569$3,249.57
25,000$0.18392$4,598.00
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.