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RT9258 是双相同步 Buck PWM 控制器，集成了驱动器，是高性能图像处理器的理想选择。它采用电压模式控制架构，MOSFET 驱动器工作电压为 5V，集成了自举二极管，具有输出电流监控和多种保护功能，采用 WQFN-24L 4x4 封装。它采用电感电流 DCR 检测技术以实现电流平衡和过流保护，采用外部输入的参考电压源，反馈电压被调节至和参考输入相一致。它具有输出电流指示、工作频率可调、软启动可调、PG 指示、外部补偿、使能控制等特性。
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<div class="spec-list"><ul class="lv1"><li>12V 单电源双相电源转换器 </li><li>集成 5V 上桥驱动器和 12V 下桥驱动器 </li><li>有内部稳压 5V 输出 </li><li>输出电压精度高 </li><li>可选内/外参考电压 </li><li>差分电感电流 DCR 检测法 </li><li>外部可编程电压下沉控制 </li><li>使能控制 </li><li>工作频率可调 </li><li>软启动可调 </li><li>PG 指示和输出电流指示 </li><li>可调过流保护 </li><li>欠压保护 </li><li>过热保护 </li><li>符合 RoHS 规范，不含卤素 </li></ul></div>
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<div class="spec-list"><ul class="lv1"><li>中高端图形处理器内核电源 </li><li>高端台式电脑存储器电源 </li><li>低压、大电流 DC/DC 转换器 </li><li>电压调节器模组 </li></ul></div>
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