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Technology service company of service chip industry
LT1931 5V 至 –5V、350mA 负输出转换器

LT1931 5V 至 –5V、350mA 负输出转换器

Solution design plan:

List of key devices for the solution:

Type Model Manufacturer Instruction
LT1931ES5#TRPBF Linear 电源应用

Schedule Description:

LT1931 / LT1931A 的操作采用一种双电感器负输出拓扑结构,该结构对输入侧和输出侧的电流均进行滤波处理。当采用陶瓷输出电容器时,可获得接近 1mVP-P 的极低输出电压波纹。固定频率开关确保能够获得一个没有低频噪声的干净输出,而在采用充电泵解决方案时,低频噪声通常会出现。在大负载阶跃期间,低阻抗输出保持在标称值的 1% 以内。36V 开关允许 VIN 至 VOUT的差分电压高达 34V。

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