參數(shù)資料
型號(hào): UPD16855DG
廠商: NEC Corp.
英文描述: DUAL HIGH-SIDE SWITCH FOR USB APPLICATION
中文描述: 雙高邊開關(guān)的USB應(yīng)用
文件頁數(shù): 11/28頁
文件大小: 134K
代理商: UPD16855DG
Data Sheet S13020EJ1V0DS00
11
μ
PD16855
2. Under Voltage Locked Out (UVLO) Circuit
UVLO is the circuit for preventing malfunction of the switch by voltage variation.
In the Power Up : less than 3.5 V (typ.) and in the Power Down : less than 3.3 V (typ.)
OUT : OFF
FLG : “L” ( = 0V)
3. Behavior in the case of Power ON
This IC is slowly started up by Soft-Start Operation when IC is powered on.
This function is to prevent from flowing large current in the period of charging the capacitor which is connected to
Output-pin.
In Power ON state, Soft-Start Time is 5ms (typ.)
5 V
3.3 V
3.5 V
5 V
Input
O
5 V
Vin
10 s
max.
2.5 ms min.
12 ms max.
V
OUT
0 V
0 V
5 V
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