Linear Voltage Regulator IC Negative Adjustable 1 Output 1A TO-263 (DDPAK-5)
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Linear Voltage Regulator IC Negative Adjustable 1 Output 1A TO-263 (DDPAK-5)
What is a Voltage Regulator Another Teaching Moment | Digi-Key Electronics

LM2991SX/NOPB

DigiKey Part Number
LM2991SX/NOPBTR-ND - Tape & Reel (TR)
LM2991SX/NOPBCT-ND - Cut Tape (CT)
LM2991SX/NOPBDKR-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
LM2991SX/NOPB
Description
IC REG LINEAR NEG ADJ 1A TO263
Manufacturer Standard Lead Time
12 Weeks
Customer Reference
Detailed Description
Linear Voltage Regulator IC Negative Adjustable 1 Output 1A TO-263 (DDPAK-5)
Datasheet
 Datasheet
EDA/CAD Models
LM2991SX/NOPB Models
Product Attributes
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Category
Current - Output
Mfr
Current - Quiescent (Iq)
0.7 mA
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Current - Supply (Max)
5 mA
Part Status
Active
PSRR
60dB (1kHz)
Output Configuration
Control Features
Enable
Output Type
Protection Features
Over Temperature, Short Circuit
Number of Regulators
1
Operating Temperature
-40°C ~ 125°C
Voltage - Input (Max)
-26V
Mounting Type
Surface Mount
Voltage - Output (Min/Fixed)
-3V
Package / Case
TO-263-6, D2PAK (5 Leads + Tab), TO-263BA
Voltage - Output (Max)
Supplier Device Package
TO-263 (DDPAK-5)
Voltage Dropout (Max)
1V @ 1A
Base Product Number
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (1)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
LM2991S/NOPBTexas Instruments0LM2991S/NOPB-ND$4.25000Parametric Equivalent
In-Stock: 41
Check for Additional Incoming Stock
All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$3.61000$3.61
10$2.72100$27.21
25$2.49800$62.45
100$2.25300$225.30
250$2.13620$534.05
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
500$2.06578$1,032.89
1,000$2.00782$2,007.82
1,500$1.97880$2,968.20
2,500$1.94665$4,866.62
3,500$1.92785$6,747.48
5,000$1.90977$9,548.85
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