NTP系列,fault 管脚的作用
NeoFidelity, Inc.
Design Guide
NTP8XXX-001-R02
Fig. 3 Example circuit when power down is maintained by external controller.
2.3 I/O circuit for /FAULT pin
resistor is from 15K .
voltage is used for the pin, the voltage should be divided not to get damaged by electrical overstress. Fig. 5 shows the example configuration of a voltage divider using resistors.
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