3X DD4012SA mini DC-DC Converter Buck Voltage Regulator IN DC 5-40V OUT 3V 3.3V 4V 5V 6V 7.5V 9V 12V replace AMS1117 7805 lm2596

3X DD4012SA mini DC-DC Converter Buck Voltage Regulator IN DC 5-40V OUT 3V 3.3V 4V 5V 6V 7.5V 9V 12V replace AMS1117 7805 lm2596
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sku: 1005005418799160
$2.56
Shipping from: China
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