onsemi

LM2576T-005G

LM2576T-005G Description

The LM2576T-005G from onsemi is a fixed 5V, 3A step-down (buck) switching voltage regulator designed for high-efficiency power conversion. Housed in a TO-220-5 package, it operates over a wide input voltage range of 7V to 40V, making it suitable for industrial, automotive, and consumer applications. With a switching frequency of 52kHz, it minimizes external component size while maintaining stable performance. The regulator supports both positive and negative output configurations, offering flexibility in circuit design. Its non-synchronous rectification topology ensures robust operation with minimal external components, reducing system complexity and cost.

LM2576T-005G Features

• Fixed 5V Output: Precision-regulated output voltage for stable power delivery.
• High Current Capability: Supports up to 3A continuous output current, ideal for powering high-load devices.
• Wide Input Range (7V–40V): Compatible with various power sources, including unregulated supplies.
• 52kHz Switching Frequency: Balances efficiency and component size, reducing EMI concerns.
• Through-Hole Mounting (TO-220-5): Robust packaging for easy integration into industrial and automotive systems.
• Non-Synchronous Buck Topology: Simplifies design with fewer external components.
• RoHS3 Compliant & REACH Unaffected: Meets environmental and regulatory standards.

LM2576T-005G Applications

• Industrial Power Supplies: Reliable voltage regulation for control systems and motor drivers.
• Automotive Electronics: Stable 5V output for infotainment, sensors, and ECUs.
• Consumer Electronics: Efficient power management for set-top boxes, routers, and peripherals.
• Battery-Powered Systems: Converts higher battery voltages (e.g., 12V/24V) to 5V efficiently.
• Negative Voltage Generation: Configurable as an inverting regulator for dual-rail supplies.

Conclusion of LM2576T-005G

The LM2576T-005G stands out for its high current capability, wide input range, and simplicity of design, making it a preferred choice for engineers seeking a cost-effective, reliable switching regulator. Its TO-220-5 package ensures durability in harsh environments, while 52kHz operation optimizes efficiency and component size. Whether for industrial, automotive, or consumer applications, this regulator delivers stable 5V power with minimal external circuitry, reducing development time and BOM costs.