The NAE03S03-B is a package level (PSiP) DC-DC power module power module with an input voltage range of 3V~5.75V The input voltage range is 3V~5.75V, the maximum output current is 3A, and the adjustable output voltage range is 0.8V~3.7V. Key Features Efficiency: 93.5% (Vin=3.3V, Vout=2.5V, Iout=1.5A) ● Dimension (L×W×H): 3.0mm×2.8mm× 1.6mm (0.118in. × 0.110in. × 0.063in.) ● Weight: 0.1g ● Input undervoltage protection, output overcurrent protection (hiccup mode), output short-circuit protection (hiccup mode) (hiccup mode), output short-circuit protection (hiccup mode), and over-temperature protection (self-recovery) Protection (self-recovery) ● RoHS 2.0 compliant ● Enable switching (EN) ● Output voltage regulation (FB)