TPS65262参数:
工作在固定频率600kHz
支持3路DCDC(buck1 3A;buck2:1A;buck3:1A),2路LDO
1) VCC1V PWM波形(测量点:电感L3的1脚)
2) VCC1V8 PWM波形(测量点:电感L5的1脚)
振铃非常明显,电源工作状态正常吗?此处振铃会不会有危害,导致电感那啸叫等。
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TPS65262参数:
工作在固定频率600kHz
支持3路DCDC(buck1 3A;buck2:1A;buck3:1A),2路LDO
1) VCC1V PWM波形(测量点:电感L3的1脚)
2) VCC1V8 PWM波形(测量点:电感L5的1脚)
振铃非常明显,电源工作状态正常吗?此处振铃会不会有危害,导致电感那啸叫等。