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    集成电路
    集成电路
    Integrated Circuit

    UTC384X系列 电源管理电路

    UTC384X是固定频率脉宽调制(PWM)控制电路, 它可用于DC/DC、AC/DC变换器,外围使用元件很少。该集成电路提供一个经过修调的振荡器,以保证精确的占空比周期控制,一个温度补偿的基准电压源,高增益的误差放大器,电流检测比较器和一个大电流的图腾(推挽)输出,以适应于驱动功率MOSFET。内部保护线路包括欠压关断(UVLO)和电流限制功能。