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https://e2e.ti.com/support/power-management-group/power-management/f/power-management-forum/1263561/ucc28251-open-loop-operation
您好！
我能否在开环中运行此 IC、以便获得始终具有50%占空比的 PWM (在软启动后)？ 我计划始终通过时钟同步选项、在开环中驱动半桥。
谢谢！
您好 Kishor：
您可以在开环中以50%占空比运行 UCC28251。 不过、建议半桥直流/直流转换器使用40%- 45%的最大占空比、以防止变压器饱和。
此致、
乔纳森·王
