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TPS43060: TPS43060带载时电压下降

Part Number: TPS43060

采用TPS43060设计BOOST电路,输入9-18V,输出24.5V,输出电流6A。

使用负载仪测试,空载输出电压正常24.5V;

输入电压9-12V时,负载仪50W,电压秩序下降至20V,输入大于13V时,带载100W正常。

目前测试现象表现为:输入输出压差越大,输出电压越偏离输出电压。

选用电感SMMS1770-1R0M ,饱和电流73A,温升电流48A。

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