LM2575T-5.0, 5V 1A Step-Down Voltage Regulator, TO-220-5

The LM2575T-5.0 is a monolithic integrated circuit designed for step-down (buck) switching regulator applications. It provides a fixed 5V output voltage and is capable of driving a 1A load with high efficiency. The device requires only a few external components, simplifying the design of power supplies. Its built-in features, such as thermal shutdown and current limit protection, ensure reliable operation in various conditions. The LM2575T-5.0 is suitable for applications including simple high-efficiency step-down regulators, efficient pre-regulators for linear regulators, on-card switching regulators, and battery chargers.​

Key Features:

• Fixed 5V Output: Provides a stable 5V output voltage suitable for various applications.​
• 1A Output Current Capability: Capable of delivering up to 1A of continuous output current with excellent line and load regulation.​
• Wide Input Voltage Range: Operates over an input voltage range of 4V to 40V, accommodating diverse power sources.​
• High Efficiency: Employs a buck (step-down) topology with a fixed 52 kHz switching frequency for efficient power conversion.​
• Built-in Protection Features: Includes thermal shutdown and current limit protection to safeguard the device under fault conditions.​
• Low Standby Current: Features a low standby current of approximately 200 µA, enhancing energy efficiency in standby mode.​

Additional Specifications:

• Package Type: TO-220-5
• Supply Voltage: 4-40V
• Current: 1A
• Type: StepDown Buck Voltage Regulator