NCV4290 View Datasheet(PDF) - ON Semiconductor

Part Name

Description

Manufacturer

NCV4290

Voltage Regulator - Low-Dropout, Power Good 5.0 V, 450 mA

ON Semiconductor 

VI

VQ

VD

VPG

trd

trr

PG Delay Time PG Reaction Time

NCV4290

< trr (PG Reaction Time)

VQ,pgt_i

VQ,pgt_d

dV + ID,C

dt CD

Upper Timing Threshold VDU

Lower Timing Threshold VDL

Power−on

Power Good

Signal

Thermal

Shutdown

Voltage Dip Undervoltage Secondary Overload

at Input Not

Spike at Output

Lower than 4 V

Figure 14. Power Good Timing

http://onsemi.com

8

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