UPD16874 查看數據表（PDF） - NEC => Renesas Technology

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UPD16874

QUAD Pch HIGH-SIDE SWITCH FOR USB

NEC => Renesas Technology 

µPD16874

3. Behavior When Power is Turned ON/OFF

This IC performs a soft-start operation on power application. This is to prevent an overcurrent from flowing

through the IC on power application while the high-capacity capacitor connected to the output pin is charged.

Power ON: Soft start (2.5 to 8 ms)

Power OFF: No control (10 µs MAX.)

5V

Vin

0V

5V

Vout

0V

2.5 ms MIN.

8 ms MAX.

10 µ s MAX.

The above figure does not show the actual waveform. For the related characteristic waveform, refer to Major

Characteristic Curves.

Data Sheet S13894EJ1V0DS

7

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