ISL6745EVAL1Z 48V to 12V 120W Half-Bridge Power Supply for Telecom Applications ISL6745EVAL1Z 48V to 12V 120W Half-Bridge Power Supply for Telecom Applications Application Note November 5, 2008 AN1439.0 SR HIP2101 UVLO, OVP ISL6720 ISL6745 FIGURE 1. TOP VIEW OF THE ISL6745EVAL1Z EVALUATION BOARD The ISL6745EVAL1Z evaluation board utilizes Intersil’s same duty ratio and have a deadtime period when both double……