LM2576D2T-15G

The LM2576D2T-15G is a monolithic integrated switching voltage regulator designed to efficiently step down (buck) voltage. It belongs to the LM2576 series, which is known for its simplicity and high performance in power conversion tasks. The "15G" in its name indicates that this specific model has a fixed output voltage of 15 volts. This regulator is capable of delivering up to 3A of output current with a wide input voltage range, making it suitable for a variety of applications.
Key features of the LM2576D2T-15G include a high-efficiency operation, typically up to 90%, an internal oscillator with a frequency of 52 kHz, and thermal shutdown and current limit protection. It also integrates a fixed-frequency oscillator and a control circuit, minimizing the need for external components, which simplifies its use and reduces the overall cost. This device is often used in power supply designs for electronics that require stable and efficient voltage regulation, such as embedded systems, industrial control systems, and consumer electronics. Its TO-263 surface-mount package allows for compact, efficient heat management.

The LM2576D2T-15G is a monolithic integrated circuit designed for step-down (buck) voltage regulation. Key features include:
1. Output Voltage: Fixed output voltage of 15V, suitable for various applications requiring this specific output level.
2. Output Current: Provides up to 3A continuous output current with excellent line and load regulation.
3. Efficiency: High efficiency up to 88%, reducing heat generation and improving energy savings.
4. Wide Input Voltage Range: Supports input voltages from 4V to 40V, allowing for flexibility in different power supply configurations.
5. Switching Frequency: Operates at a fixed frequency of 52 kHz, which simplifies filtering and reduces the size of external components.
6. Protection Features: Includes over-temperature shutdown, current limiting, and short circuit protection to enhance reliability and device safety.
7. Low Standby Current: Minimizes power consumption when the device is not actively regulating the output.
8. Thermal Characteristics: Available in a TO-263 surface-mount package, which provides efficient thermal performance.
These features make the LM2576D2T-15G suitable for a wide range of power supply applications, including automotive, industrial, and consumer electronics.

The LM2576D2T-15G is available in a TO-263-5 package, which is a surface-mount package type commonly used for power ICs.

The LM2576D2T-15G is a voltage regulator IC from the LM2576 series, manufactured by ON Semiconductor. It is a simple switcher step-down (buck) voltage regulator. This particular model is designed to provide a fixed output voltage of 15V.
The LM2576D2T-15G comes in a D2PAK-3 (TO-263) package, which has three primary pins. Here’s a concise description of the pin functions:
1. Pin 1 (VIN): This is the input pin where the unregulated voltage is supplied. The input voltage range is typically between 7V and 40V.
2. Pin 2 (GND): This is the ground pin, connected to the negative side of the input and output voltages.
3. Pin 3 (VOUT): This is the output pin where the regulated 15V voltage is provided.
Additionally, the package includes a tab, which serves as a heat sink to dissipate heat generated during operation and is electrically connected to the ground pin. The LM2576D2T-15G is commonly used in power supply applications requiring efficient voltage regulation with a moderate output current capability.

The LM2576D2T-15G is manufactured by ON Semiconductor, which is now known as onsemi. onsemi is a semiconductor supplier and technology company that designs and manufactures a wide range of products, including power and signal management, logic, discrete, and custom devices. These components are critical in various applications across different sectors such as automotive, communications, computing, consumer electronics, industrial, medical, and military/aerospace. onsemi focuses on energy-efficient innovations, and its product portfolio supports the advancement of systems addressing the global demand for smart energy infrastructure, next-generation automotive systems, advanced industrial automation, and more.

The LM2576D2T-15G is a voltage regulator used in applications requiring efficient step-down (buck) voltage conversion. It's commonly found in power management for industrial equipment, automotive systems, battery chargers, telecommunications, and embedded systems. Its ability to provide a fixed 15V output makes it suitable for powering various devices requiring stable voltage, including microcontrollers, sensors, and other electronic components.

Equivalent products to the LM2576D2T-15G, a step-down (buck) voltage regulator, include the LM2596 series, MC34063, and L4970A. These alternatives offer similar functionalities with varying specifications such as output current, efficiency, and voltage rating. Always verify the specific requirements and performance characteristics before selecting an equivalent to ensure compatibility with your application.