LP3966ESX-1.8/NOPB is out of stock and can be placed on backorder.
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Texas Instruments
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Unit Price: $5.69840
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Microchip Technology
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Linear Voltage Regulator IC Negative Adjustable 1 Output 150mA TO-263 (DDPAK-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 TO-263 (DDPAK-5)
What is a Voltage Regulator Another Teaching Moment | Digi-Key Electronics

LP3966ESX-1.8/NOPB

DigiKey Part Number
LP3966ESX-1.8/NOPBTR-ND - Tape & Reel (TR)
LP3966ESX-1.8/NOPBCT-ND - Cut Tape (CT)
LP3966ESX-1.8/NOPBDKR-ND - Digi-Reel®
Manufacturer
Manufacturer Part Number
LP3966ESX-1.8/NOPB
Description
IC REG LINEAR 1.8V 3A TO263
Manufacturer Standard Lead Time
12 Weeks
Customer Reference
Detailed Description
Linear Voltage Regulator IC Negative Adjustable 1 Output 150mA TO-263 (DDPAK-5)
Datasheet
 Datasheet
EDA/CAD Models
LP3966ESX-1.8/NOPB Models
Product Attributes
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Category
Current - Quiescent (Iq)
9 mA
Mfr
Current - Supply (Max)
15 mA
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
TO-263-6, D2PAK (5 Leads + Tab), TO-263BA
Voltage Dropout (Max)
0.114V @ 20mA
Supplier Device Package
TO-263 (DDPAK-5)
Current - Output
Base Product Number
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (3)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
TPS75718KTTRTexas Instruments0TPS75718KTTR-ND$5.69840Similar
MIC39151-1.8WUMicrochip Technology0576-2304-ND$3.81000Similar
MIC39151-1.8WU-TRMicrochip Technology0MIC39151-1.8WU-TR-ND$2.90000Similar
In-Stock: 0
500 estimated in stock on 11-Jan-2027
Request Stock Notification
All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$5.29000$5.29
10$4.03900$40.39
25$3.72600$93.15
100$3.38200$338.20
250$3.21796$804.49
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
500$3.11910$1,559.55
1,000$3.03772$3,037.72
1,500$2.99698$4,495.47
2,500$2.95183$7,379.58
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