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ONSEMI LM2576D2TR45G Switching Regulator Module

The LM2576 series is a family of monolithic integrated switching regulators designed for simple and high-efficiency step-down (buck) applications. Capable of delivering up to 3.0 A with excellent line and load regulation, the LM2576 features fixed output voltages of 3.3 V, 5.0 V, 12 V, 15 V, and an adjustable version ranging from 1.23 to 37 V. Its design minimizes external components, enhancing stability and efficiency by switching at 52 kHz. The device provides thermal shutdown, cycle-by-cycle current limiting, and includes optional features such as external shutdown, making it ideal for power supplies, battery chargers, and LED drivers in industrial and consumer electronics.

Authorized Distributors
Source:Newark
Part No:LM2576D2TR4-5G
Stock:4805
Inv Date:06-10-2026
Price: Unit price: $2.33
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Source:DigiKey
Part No:LM2576D2TR4-5G
Stock:800
Inv Date:06-11-2026
Price: Unit price: $1.24111
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Part No:LM2576D2TR4-5G
Stock:5509
Inv Date:06-11-2026
Price: Unit price: $2.33
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Part No:LM2576D2TR4-5G
Stock:0
Inv Date:06-11-2026
Price: Unit price: $1.57
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Part No:LM2576D2TR4-5G
Stock:0
Inv Date:06-11-2026
Price: Unit price: $1.57
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Part No:LM2576D2TR4-5G
Stock:0
Inv Date:06-10-2026
Price: Unit price: $1.1
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Part No:LM2576D2TR4-5G
Stock:275
Inv Date:06-11-2026
Price: N/A
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ONSEMI LM2576D2TR45G Switching Regulator Module Specifications:

  • Maximum Output Current: 3.0 A
  • Input Voltage Range: Up to 40 V
  • Output Voltages: 3.3 V, 5.0 V, 12 V, 15 V, and adjustable from 1.23 V to 37 V
  • Switching Frequency: 52 kHz
  • Thermal Shutdown: Yes
  • Cycle-by-cycle current limiting: Yes
  • Package Options: TO-220, D2PAK (Surface Mount)
  • Efficiency: Up to 88% depending on load and input voltage
  • Operating Temperature Range: -40°C to +125°C
  • Power Dissipation: Internally limited, requires proper heatsinking
  • Features include external shutdown, guaranteed voltage tolerance within ±4%, and use of standard inductors

Buy the ON Semiconductor LM2576D2TR45G – Reliable Switching Regulator for Industrial Applications

Enhance your projects with the reliable LM2576D2TR45G switching regulator from ON Semiconductor. This high-performance buck converter delivers up to 3.0 A output current, with fixed and adjustable voltage options, ideal for industrial, battery charging, and consumer electronics. Its design simplifies power supply construction by minimizing external components, ensuring high efficiency at 52 kHz switching frequency. Choose this compact, reliable regulator for your demanding electronic applications, and benefit from thermal shutdown, cycle current limiting, and low output ripple for stable operation.

Buy ON Semiconductor LM2576D2TR45G now and experience unmatched reliability and performance in efficient power supply designs.

Frequently Asked Questions

Where can I buy ONSEMI LM2576D2TR45G?

You can click on the BUY or RFQ button to purchase LM2576D2TR45G from an authorized ONSEMI distributor.

How do I troubleshoot issues or seek technical support for part LM2576D2TR45G?

You can download the LM2576D2TR45G datasheet or visit the ONSEMI website for support.

Who is the manufacturer of LM2576D2TR45G?

ONSEMI

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