RM6311S-规格书RM6311S-规格书.pdf

RM6311S High Performance Current Mode PFM+PWM Power Switch FEATURES GENERAL DESCRIPTION  Extended Burst Mode Operation RM6311S combines a dedicated current mode PWM  Level 6 compliance with 75mW standby power at controller with a high voltage power MOSFET,.It is optimized universal AC input for high voltage power standby power. And cost effective off-  Audio noise free operation line fly-back converter applications in sub 18W range.  Fixed 65KHz(typical) switching frequency RM6311S offers complete protection coverage with  Power on soft start reducing MOSFET Vds stress automatic self-recovery feature including Cycle-by-Cycle  Frequency shuffling for EMI current limiting (OCP), over load protection (OLP), over  Leading edge blanking on current sense input voltage protection and VDD under voltage lockout (UVLO).  Over voltage protection(OVP) Excellent EMI performance is achieved with Reactor-micro  RM proprietary line proprietary frequency shuffling technique together with soft  Over temperature protection (OTP) with auto-recovery switching control at the totem pole gate driver output.  VDD under voltage lockout with hysteresis(UVLO) The tone energy at below 20KHz is minimized in the design  Accurate Overload protection(OLP) and audio noise is eliminated during operation.  Cycle-by-Cycle over-current threshold setting for RM6311S is offered in DIP8 pa