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TPS62240DRV 的输出电压问题



规格书中写到:, R2 should be 180 kΩ or 360 kΩ. The sum of R1 and R2 should not exceed approximately 1 MΩ;这样一来,R2最小值是180KΩ,R2最大值就是820KΩ,按照计算公式Vout=Vref(1+R2/R1),最大的输出也就只有3.3V左右。我问下R2真的只能配置成180K或者360K这两个值吗,那要是我要输出Vout=4V的怎么办?