Principal crítica positiva para Módulo Step Up em Banggood

Conversor DC-DC de 3V para 5V 1A USB Charger Step Up Boost Module para telefone MP3 MP4 Geekcreit para Arduino - produtos que funcionam com placas Arduino oficiais

84% OFF Conversor DC-DC de 3V para 5V 1A USB Charger Step Up Boost Module para telefone MP3 MP4 Geekcreit para Arduino - produtos que funcionam com placas Arduino oficiais US$1.59 US$9.99 View It

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janjos 12/12/2018

The product arrived to BE in 6 weeks. This boost converter starts boosting to 5V output at minimum 2.3V in. At 2.3V input and a load of 100 mA at the output, the input current is 350 mA, so an efficiency of 63%. At 3V input and a 100 mA load at the output, the input current is 250 mA, efficiency 67%. At 4.2V input and a 100 mA load at the output, the input current is 180 mA, efficiency is 66%. Conclusion the efficiency is low (67%).

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