具有精确输入电流限制的 LT3477EFE 800mA、5V 至 12V 升压转换器的典型应用电路。 LT3477 是一款电流模式 3A
DC/DC 升压转换器,具有双轨至轨
电流检测放大器和一个内部 3A、42V 开关。它结合了传统的电压反馈环路和两个独特的电流反馈环路,可作为恒流、恒压源运行
说明
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Typical Application Circuit for LT3477EFE 800mA, 5V to 12V Boost Converter With Accurate Input Current Limit. The LT3477 is a current mode, 3A DC/DC step-up converter with dual rail-to-rail current sense amplifiers and an internal 3A, 42V switch. It combines a traditional voltage feedback loop and two unique current feedback loops to operate as a constant-current, constant-voltage source
主要特色
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Input Voltage
5 V
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Output Voltage
12 V
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Output Current
0.8 A