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LM2575S-12 The Texas Instruments LM2575S-12 is a monolithic integrated circuit for step-down (buck) switching regulation. It provides a fixed 12V output and can drive a 1A load.
Mfr Part #:

LM2575S-12

Available from 2 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments LM2575S-12 is a monolithic integrated circuit for step-down (buck) switching regulation. It provides a fixed 12V output and can drive a 1A load.
✓ Total Stock: 12,845 pcs
$ Price Range: $0.16

LM2575S-12 Available from 2 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Fe Components ✓
Non-Authorised Inventory information
12,750 pcs
On Request
12750 pcs On Request 1 On Request On Request On Request On Request On Request
Hybrid Electronics ✓
Non-Authorised Inventory information
95 pcs
On Request
95 pcs On Request 1 On Request On Request 2000 On Request On Request
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LM2575S-12 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
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LM2575S-12 Description

Short technical summary and product information.

The LM2575S-12 from Texas Instruments is a 1A step-down (buck) switching voltage regulator. It is designed to simplify the design of switch-mode power supplies, offering a fixed 12V output voltage.

 

This regulator operates with a wide input voltage range, typically from 4V to 40V, and features a fixed switching frequency of 52kHz. It requires minimal external components for operation, including internal frequency compensation and an oscillator.

 

The device is housed in a TO-263-5 surface-mount package, suitable for various electronic designs. It includes features such as thermal shutdown and current limit protection for enhanced reliability.

 

Applications for the LM2575S-12 include simple high-efficiency step-down regulators, on-card switching regulators, and pre-regulators for linear regulators.

LM2575S-12 Quick Information

Product Type: Voltage Regulator
Canonical Name: Texas Instruments LM2575S-12 Step-Down Voltage Regulator
Subcategory: Buck Converter

LM2575S-12 Compliance

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

LM2575S-12 Estimated Pricing

Qty Low High
1+ $0.16 $0.16

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

LM2575S-12 Features

  • 1A output current capability.
  • Fixed 12V output voltage.
  • Wide 4V to 40V input voltage range.
  • 52kHz fixed switching frequency.
  • TO-263-5 surface mount package.

LM2575S-12 Applications

  • Simple high-efficiency step-down buck regulator
  • Efficient pre-regulator for linear regulators
  • On-card switching regulator for 12V rails
  • Powering 12V logic and sensor circuits

LM2575S-12 FAQs

6 frequently asked questions generated from this part’s specifications.
What is the output voltage of the LM2575S-12?

The LM2575S-12 provides a fixed 12V output voltage.

What is the maximum output current for the LM2575S-12?

The maximum output current is 1A.

What is the input voltage range for the LM2575S-12?

The input voltage range is from 4V to 40V.

What is the switching frequency of the LM2575S-12?

The switching frequency is fixed at 52kHz.

What is the operating temperature range for the LM2575S-12?

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

What package type is the LM2575S-12 supplied in?

The LM2575S-12 is supplied in a TO-263-5 surface mount package.

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