LM2575SX-3.3/NOPB The Texas Instruments LM2575SX-3.3/NOPB is a 1A step-down voltage regulator. It features a fixed 3.3V output and operates at a 52kHz switching frequency.
Mfr Part #:

LM2575SX-3.3/NOPB

Available from 1 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments LM2575SX-3.3/NOPB is a 1A step-down voltage regulator. It features a fixed 3.3V output and operates at a 52kHz switching frequency.
✓ Total Stock: 27,100 pcs
$ Price Range: $0.16

LM2575SX-3.3/NOPB Available from 1 distributor

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✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
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27,100 pcs
27100 pcs On Request 1 On Request On Request 20+ On Request On Request

LM2575SX-3.3/NOPB Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Frequency
Function
Mounting Type
Number of Outputs
Operating Temperature
Output Configuration
Output Type
Supplier Device Package
Supplier Package
Synchronous Rectifier
Topology
Voltage

LM2575SX-3.3/NOPB Description

Short technical summary and product information.

The Texas Instruments LM2575SX-3.3/NOPB is a monolithic integrated circuit designed for step-down (buck) switching regulator applications. It is capable of driving a 1A load with excellent line and load regulation, providing a fixed 3.3V output.

 

Key electrical specifications include a 1A output current and a 52kHz fixed switching frequency. The device operates within a temperature range of -40°C to 125°C.

 

This regulator requires a minimum number of external components, making it a simple and efficient solution for power management. It is housed in a surface-mount TO-263-5 package, suitable for various electronic designs.

 

Features such as thermal shutdown and current limit protection are integrated to enhance reliability. The device is designed for positive output voltage configurations.

LM2575SX-3.3/NOPB Quick Information

Product Type: DC DC Switching Regulator
Series: LM2575-N
Canonical Name: LM2575SX-3.3/NOPB 1A Step-Down Voltage Regulator
Subcategory: DC/DC Converter

LM2575SX-3.3/NOPB Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

LM2575SX-3.3/NOPB Estimated Pricing

Qty Low High
1+ $0.16 $0.16

Estimated market price range - modelled values for guidance only, not live distributor offers.

LM2575SX-3.3/NOPB Features

  • 1A output current capability.
  • Fixed 3.3V output voltage.
  • 52kHz fixed switching frequency.
  • Surface mount TO-263 package.
  • Integrated thermal shutdown and current limit.

LM2575SX-3.3/NOPB Applications

  • Step-down voltage regulation.
  • Power supply designs.
  • Electronic circuits requiring 3.3V.
  • Applications needing 1A current.

LM2575SX-3.3/NOPB FAQs

7 frequently asked questions generated from this part’s specifications.
What is the output voltage of the LM2575SX-3.3/NOPB?

The output voltage is fixed at 3.3V.

What is the output current rating?

The output current rating is 1A.

What is the operating temperature range?

The operating temperature range is -40°C to 125°C.

What is the switching frequency?

The switching frequency is 52kHz.

What package is the LM2575SX-3.3/NOPB available in?

It is available in a TO-263-6, D²Pak (5 Leads + Tab), TO-263BA package, also known as DDPAK/TO-263-5.

What is the topology of this regulator?

The topology is buck (step-down).

Is the output fixed or adjustable?

The output is fixed.

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