SP6655 Datasheet (Sipex) - High Efficiency 400mA Synchronous Buck Regulator

SP6655, High Efficiency 400mA Synchronous Buck Regulator

The SP6655 is a 400mA synchronous buck regulator which is ideal for portable applications that use a Li-Ion or 3 cell alkaline/NiCD/NiMH input.

The SP6655’s proprietary control loop, 20µA light load quiescent current, and 0.3Ω power switches provide excellent efficiency across a wide range of output

SP6655 Features

* 98% Efficiency Possible

* Small 10-Pin DFN Package

* Ultra-low 20µA Quiescent Current

* 625mA Inductor Peak Current Limit

* Guaranteed Minimum 400mA Output Current

* 2.7V to 5.5V Input Voltage Range

* Output Adjustable Down to 1.0V

* 100% Duty Ratio Low Dropout Oper