LM2577T-ADJ, 3A Adjustable Step-Up Voltage Regulator, TO-220-5

The LM2577T-ADJ is a monolithic integrated circuit designed for step-up (boost), flyback, and forward converter switching regulator applications. It integrates a 3A NPN switch and associated control circuitry, providing all the necessary functions for efficient power conversion. With its adjustable output voltage capability and wide input voltage range, the LM2577T-ADJ offers design flexibility for various power supply applications. Its fixed 52kHz switching frequency and comprehensive protection features ensure reliable and predictable performance.​

Key Features:

• Adjustable Output Voltage: Provides output voltages from 1.23V to 60V, offering flexibility for various applications.​
• High Output Current Capability: Delivers up to 3A of output current, suitable for powering demanding loads.​
• Wide Input Voltage Range: Operates from 3.5V to 40V, accommodating a broad spectrum of power sources.​
• Fixed 52kHz Switching Frequency: Ensures predictable performance and simplifies filter design.​
• Comprehensive Protection Features: Includes current limiting, thermal shutdown, and undervoltage lockout for robust operation.​
• Versatile Topologies Supported: Capable of operating in boost, flyback, and forward converter configurations.​

Additional Specifications:

• Package Type: TO-220-5
• Supply Voltage: 3.5-40V
• Current: 3A
• Type: Step-Up Boost Voltage Regulator​