WT7502 - PC POWER SUPPLY SUPERVISOR

Weltrend Semiconductor

Datasheet Details

Part number	WT7502
Manufacturer	Weltrend Semiconductor
File Size	202.33 KB
Description	PC POWER SUPPLY SUPERVISOR
Datasheet	WT7502_WeltrendSemiconductor.pdf

The WT7502 provides protection circuits, power good output (PGO), fault protection latch (FPOB), and a protection detector function (PSONB) control.

The Over / Under Voltage Detector (OVD / UVD) monitors V33, V5 and VCC input voltage.
Both of the power good output (PGO) and fault protection latch (FPOB) are Open Drain Output.
75 ms time delay for UVD.
300 ms time delay for PGO.
38 ms for PSONB input signal De.
bounce.
73 us for PGI / UVD internal signal De.
glitches.
55 us for OVD internal signal De.
glitches.
3.5 ms time delay for PSONB turn.

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Published: Feb 21, 2012 |