LM2576SX-ADJ/NOPB is out of stock and can be placed on backorder.
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Buck Switching Regulator IC Positive Adjustable 1.23V 1 Output 3A TO-263-6, D2PAK (5 Leads + Tab), TO-263BA
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
Buck Switching Regulator IC Positive Adjustable 1.23V 1 Output 3A TO-263-6, D2PAK (5 Leads + Tab), TO-263BA

LM2576SX-ADJ/NOPB

DigiKey Part Number
LM2576SX-ADJ/NOPBTR-ND - Tape & Reel (TR)
LM2576SX-ADJ/NOPBCT-ND - Cut Tape (CT)
LM2576SX-ADJ/NOPBDKR-ND - Digi-Reel®
Manufacturer
Manufacturer Part Number
LM2576SX-ADJ/NOPB
Description
IC REG BUCK ADJ 3A TO263
Manufacturer Standard Lead Time
12 Weeks
Customer Reference
Detailed Description
Buck Switching Regulator IC Positive Adjustable 1.23V 1 Output 3A TO-263-6, D2PAK (5 Leads + Tab), TO-263BA
Datasheet
 Datasheet
EDA/CAD Models
LM2576SX-ADJ/NOPB Models
Product Attributes
Filter Similar Products
Category
Voltage - Input (Max)
40V
Mfr
Voltage - Output (Min/Fixed)
Series
Voltage - Output (Max)
37V
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Current - Output
Part Status
Active
Frequency - Switching
52kHz
Function
Step-Down
Synchronous Rectifier
No
Output Configuration
Positive
Operating Temperature
-40°C ~ 125°C (TJ)
Topology
Mounting Type
Surface Mount
Output Type
Package / Case
Number of Outputs
1
Supplier Device Package
TO-263 (DDPAK-5)
Voltage - Input (Min)
4V
Base Product Number
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (7)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
AP64350SP-13Diodes Incorporated031-AP64350SP-13TR-ND$1.35000Similar
AP64351SP-13Diodes Incorporated031-AP64351SP-13TR-ND$1.35000Similar
AP64352SP-13Diodes Incorporated031-AP64352SP-13TR-ND$1.35000Similar
LM2575WUMicrochip Technology0576-1675-5-ND$1.75000Similar
LM2575WU-TRMicrochip Technology0LM2575WU-TR-ND$1.33000Similar
In-Stock: 0
500 estimated in stock on 07-Dec-2026
Request Stock Notification
All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$3.98000$3.98
10$3.00300$30.03
25$2.75880$68.97
100$2.49120$249.12
250$2.36356$590.89
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
500$2.28658$1,143.29
1,000$2.22325$2,223.25
1,500$2.19152$3,287.28
2,500$2.15638$5,390.95
3,500$2.13583$7,475.40
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