SP6651A Datasheet (Sipex) - High Efficiency 800mA Synchronous Buck Regulator

SP6651A, High Efficiency 800mA Synchronous Buck Regulator

The SP6651A is a 800mA synchronous buck regulator which is ideal for portable applications that use a Li-Ion or 3 cell alkaline/NiCD/NiMH input.

The SP6651A’s proprietary control loop, 20µA light load quiescent current, and 0.3Ω power switches provide excellent efficiency across a wide range of outp

SP6651A Features

* DFN Package (3mm x 3mm)

* Ultra-low 20µA Quiescent Current

* 98% Efficiency Possible

* 800mA Output Current

* 2.7V to 5.5V Input Voltage Range

* Output Adjustable Down to 1.0V

* No External FET’s Required

* 1.25A Inductor Peak Current Limit

* 100% Duty Ratio Low