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TPS767D301的温升

Other Parts Discussed in Thread: TMS320F2812

TMS320F2812的电源采用TPS767D301,实际测量TPS767D301温度太高(约50-60℃)。

请问这个工作温度是否会影响TPS767D301的性能?

  • TPS767D301的工作温度范围在-40-125℃,你提到的50-60℃在它的工作范围内。

    查看数据手册P6的表格,见下图:

    根据手册,767D301在25℃时输出为3.3V,在-40-125℃范围变化时,输出在3.234V-3.366V之间变化。