DC-DC Adjustable Step-Up and Step-Down Power Supply Module: LM2596S & LM2577S

The LM2596S & LM2577S DC-DC Adjustable Step-Up and Step-Down Power Supply Module is a versatile buck-boost converter designed to regulate output voltage greater or less than the input voltage. With a focus on efficiency, this module achieves efficiencies of over 95% when boosted, significantly reducing power consumption compared to linear regulators.

  Key Features:  

• Buck-Boost Converter: Allows for adjusting output voltage greater or less than the input voltage, providing flexibility in various applications.
• High Efficiency: Achieves efficiency of over 95% when boosted, ensuring minimal power wastage and reduced heating.
• Wide Input Voltage Range: Supports input voltages ranging from 3.5V to 28V, providing versatility in power supply options.
• Adjustable Output Voltage: Output voltage can be adjusted from 1.25V to 26V, allowing customization for specific requirements.
• Integrated LM2596 and LM2577 Chips: Integration of these chips simplifies usage and provides assistance in debugging processes.
• Independent Step-Up Operation: Step-up operation mode is independent of output and input voltage, enhancing usability and functionality.

  Specifications:  

• Input Voltage: 3.5V - 28V
• Output Voltage: 1.25V - 26V
• Output Voltage Independence: Output voltage remains independent of input voltage (3.5V - 28V input can produce any value output from 1.25V to 26V).
• Maximum Input Current: 3A
• Maximum Output Current: 3A
• Rated Input: 1A
• Rated Output: 1A
• Size: 5.2cm x 3.8cm x 2cm

  Package Includes:  

1 x LM2596S & LM2577S DC-DC Adjustable Step-Up and Step-Down Power Supply Module