The SparkFun BabyBuck Regulator Breakout, 3.3V, AP63203, is a highly advanced electronics module designed as a compact synchronous buck converter. With a maximum output power of 2A and a fixed output voltage of 3.3V, this module is ideal for applications that require a reliable power supply. It supports input voltages ranging from 3.8V to 32V and integrates both a high-side and a low-side power MOSFET in a compact TSOT26 package. The board measures just 0.4 x 0.5 inches, making it particularly space-saving. The use of through-hole connections for input and output voltages facilitates easy connection to other components. Additionally, the integrated Frequency Spread Spectrum (FSS) technology significantly reduces electromagnetic interference, while specialized gate driver designs minimize ringing at the switching node. Protection features such as over-voltage protection and thermal shutdown ensure safe operation of the module.

• Compact design with minimal space requirements
• Maximum continuous output current of 2A
• Integrated Frequency Spread Spectrum (FSS) technology to reduce EMI
• Proprietary gate driver design to suppress switching noise
• Integrated protection features such as over-voltage protection and thermal shutdown.