DC/DC buck power modules fit tight spaces
Micrel’s family of low-profile step-down power modules integrates a synchronous buck regulator with an inductor into a 2.5Ă—3Ă—1.1-mm QFN package for the 1-A MIC33163/33164 and a 2.5Ă—3Ă—1.9-mm QFN package for the 2-A MIC33263/33264 . The modules offer 100% duty cycle operation and accommodate an input voltage range of 2.7 V to 5.5 V. Incorporating Micrel’s …