LP3990MF-1.8/NOPB is out of stock and can be placed on backorder.
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Linear Voltage Regulator IC Negative Adjustable 1 Output 150mA SOT-23-5
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-23-5
What is a Voltage Regulator Another Teaching Moment | Digi-Key Electronics

LP3990MF-1.8/NOPB

DigiKey Part Number
LP3990MF-1.8/NOPBTR-ND - Tape & Reel (TR)
LP3990MF-1.8/NOPBCT-ND - Cut Tape (CT)
LP3990MF-1.8/NOPBDKR-ND - Digi-Reel®
Manufacturer
Manufacturer Part Number
LP3990MF-1.8/NOPB
Description
IC REG LINEAR 1.8V 150MA SOT23-5
Manufacturer Standard Lead Time
6 Weeks
Customer Reference
Detailed Description
Linear Voltage Regulator IC Negative Adjustable 1 Output 150mA SOT-23-5
Datasheet
 Datasheet
EDA/CAD Models
LP3990MF-1.8/NOPB Models
Product Attributes
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Category
Current - Quiescent (Iq)
80 µA
Mfr
Current - Supply (Max)
120 µA
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
PSRR
15dB (1kHz)
Part Status
Active
Control Features
Adj/EN
Output Configuration
Protection Features
Antisaturation, Over Current, Over Temperature
Output Type
Operating Temperature
-20°C ~ 100°C
Number of Regulators
1
Grade
Automotive
Voltage - Input (Max)
150V
Qualification
AEC-Q100
Voltage - Output (Min/Fixed)
15V
Mounting Type
Surface Mount
Voltage - Output (Max)
Package / Case
SC-74A, SOT-753
Voltage Dropout (Max)
0.114V @ 20mA
Supplier Device Package
SOT-23-5
Current - Output
Base Product Number
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (18)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
AP7335-18WG-7Diodes Incorporated031-AP7335-18WG-7TR-ND$0.27000Similar
AP7365-18WG-7Diodes Incorporated0AP7365-18WG-7DITR-ND$0.33000Similar
MIC5232-1.8YD5-TRMicrochip Technology0MIC5232-1.8YD5-TR-ND$0.52500Similar
MIC5256-1.5YM5-TRMicrochip Technology0576-3123-2-ND$0.60000Similar
MIC5256-1.8YM5-TRMicrochip Technology0576-3124-2-ND$0.60000Similar
In-Stock: 0
1,000 estimated in stock on 30-Nov-2026
Request Stock Notification
All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$0.91000$0.91
10$0.64900$6.49
25$0.58480$14.62
100$0.51430$51.43
250$0.48064$120.16
500$0.46036$230.18
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
1,000$0.44366$443.66
2,000$0.42991$859.82
3,000$0.42302$1,269.06
5,000$0.41539$2,076.95
7,000$0.41093$2,876.51
10,000$0.40664$4,066.40
25,000$0.39741$9,935.25
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.