AS3729B

AS3729B 8A Power Stage General Description The AS3729B is a companion power stage, intended to be used with AS372x products. It cannot be used without a DC/DC controller. It contains the power FETs for 2 phases and is capable to handle output currents of 4A per phase. Ordering Information and Content Guide appear at end of datasheet. Figure 1: Added Value of Using AS3729B Key Benefits & Features The benefits and features of AS3729B, 8A Power Stage are listed below: Benefits Support for single or dual phase operation 2 x 4A output stages are running up to 2.7MHz Over-temperature protection Cost effective, small package Features 2 phases with separate control input Separate power NMOS & PMOS for 4A per phase Separate coil current feedback per phase Stand-Alone zero-crossing operation Integrated temperature monitoring WL-CSP16: 1.615mm x 1.615mm, 0.4mm pitch Applications This device is a high current dual-phase DC/DC and ideal for: Mobile...