7Semi 3.3V 2A Mini Buck Converter Breakout - AP61201

The 7Semi 3.3V 2A Mini Buck Converter Breakout (AP61201) is a compact, high-efficiency step-down voltage regulator module designed to provide a stable 3.3V output from a wide input voltage range. Built around the AP61201 synchronous buck converter IC, it delivers up to 2A continuous current, making it ideal for powering microcontrollers, sensors, wireless modules, and compact embedded systems.

Technical Specification:

• Output Voltage: Fixed 3.3V
• Maximum Output Current: 2A continuous
• Input Voltage Range: 2.3V to 5.5V
• Converter Type: Synchronous buck regulator
• Efficiency: High efficiency (typically above 90% depending on load and input voltage)
• Operation Mode: Forced PWM for stable performance
• Protection Features: Over-current protection, thermal shutdown, soft-start

Features:

• Compact mini breakout board suitable for tight spaces
• Delivers a stable 3.3V supply for a wide range of electronics
• High-efficiency synchronous design reduces heat and power loss
• Wide input voltage compatibility for battery and DC sources
• Built-in safety protections ensure reliable operation
• Ideal for embedded, IoT, and low-voltage digital circuits
• Easy to integrate in prototypes, breadboards, and custom PCBs

Applications:

• Powering microcontrollers such as ESP32, ESP8266, STM32, Arduino 3.3V systems
• IoT devices and wireless communication modules
• Battery-powered devices using Li-Ion/Li-Po cells
• Sensor modules and low-voltage digital electronics
• Compact embedded systems and portable electronics
• Prototyping and development boards requiring a regulated 3.3V supply