LDS3985M18R is out of stock and can be placed on backorder.
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Richtek USA Inc.
In Stock: 0
Unit Price: $0.00000
Datasheet
Linear Voltage Regulator IC Positive Fixed 1 Output 300mA SOT-23-5
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
Linear Voltage Regulator IC Positive Fixed 1 Output 300mA SOT-23-5
What is a Voltage Regulator Another Teaching Moment | Digi-Key Electronics

LDS3985M18R

DigiKey Part Number
497-6146-2-ND - Tape & Reel (TR)
497-6146-1-ND - Cut Tape (CT)
497-6146-6-ND - Digi-Reel®
Manufacturer
Manufacturer Part Number
LDS3985M18R
Description
IC REG LINEAR 1.8V 300MA SOT23-5
Manufacturer Standard Lead Time
12 Weeks
Customer Reference
Detailed Description
Linear Voltage Regulator IC Positive Fixed 1 Output 300mA SOT-23-5
Datasheet
 Datasheet
EDA/CAD Models
LDS3985M18R Models
Product Attributes
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Category
Current - Quiescent (Iq)
150 µA
Mfr
Current - Supply (Max)
300 µA
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
PSRR
55dB ~ 50dB (1kHz ~ 10kHz)
Part Status
Active
Control Features
Shutdown
Output Configuration
Protection Features
Over Current, Over Temperature
Output Type
Operating Temperature
-40°C ~ 125°C
Number of Regulators
1
Mounting Type
Surface Mount
Voltage - Input (Max)
6V
Package / Case
SC-74A, SOT-753
Voltage - Output (Min/Fixed)
1.8V
Supplier Device Package
SOT-23-5
Voltage Dropout (Max)
0.25V @ 300mA
Base Product Number
Current - Output
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (1)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
RT9167-18GBRichtek USA Inc.0RT9167-18GB-ND$0.00000Similar
In-Stock: 0
3,000 estimated in stock on 08-Feb-2027
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All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$0.85000$0.85
10$0.60600$6.06
25$0.54520$13.63
100$0.47880$47.88
250$0.44712$111.78
500$0.42804$214.02
1,000$0.41231$412.31
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
3,000$0.34756$1,042.68
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