AS3729 - ams

AS3729 5A Power Stage

AS3729 5A Power Stage The AS3729 is a companion power stage, intended to be used with AS372x products. It cannot be used without a DCDC controller. It contains the power FETs for 2 phases and is capable to handle output currents of 2.5A per phase. Ordering Information and Content Guide appear at end of datasheet. Figure 1: Added Value of Using AS3729 Key .

Features

The benefits and features of AS3729, 5A Power Stage are listed below: Benefits Support for single or dual phase operation 2 x 2.5A output stages are running on 3MHz Over-temperature protection Cost effective, small package Features
• 2 phases with separate control input
• Separate power NMOS & PMOS for 2.5A per phase
• Separate coil current feedback per phase
• Stand-alone zero-crossing operation
• Integrated temperature monitoring
• 16-pin WL-CSP: 1.615mm x 1.615mm, 0.4mm pitch Applications The device is a high current dual-phase DCDC and ideal for:
• Mobile phones
• Tablets
• Notebooks a.