ISL6556A - Optimized Multiphase PWM Controller
ISL6556A NOT RECOMMENDED FOR NEW DESIGNS NO RECOMMENDED REPLACEMENT contact our Technical Support Center at 1-888-INTERSIL or www.intersil.com/tsc Optimized Multiphase PWM Controller with 6-Bit DAC for VR10.X Application DATASHEET FN9096 Rev 3.00 December 29, 2004 The ISL6556A controls microprocessor core voltage regulation by driving up to 4 synchronous-rectified buck channels in parallel.
Multi-phase buck converter architecture uses interleaved timing to multiply channel ripple frequency a