PC POWER SUPPLY SUPERVISOR

文件：148.5 Kbytes 页数：10 Pages

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SPS Supervisor

\nThe WT7502 provides protection circuits, power good output (PGO), fault protection latch (FPOB), and a protection detector function (PSONB) control. It can minimize external components of switching power supply systems in personal computer. The Over / Under Voltage Detector (OVD / UVD) monitors V3 \n●The Over / Under Voltage Detector (OVD / UVD) monitors V33, V5 and VCC input voltage.\n●Both of the power good output (PGO) and fault protection latch (FPOB) are Open Drain Output.\n●75 ms time delay for UVD.\n●300 ms time delay for PGO.\n●38 ms for PSONB input signal De–bounce.\n●73 us for PGI /;

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PC POWER SUPPLY SUPERVISOR

文件：148.5 Kbytes 页数：10 Pages

WELTREND

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PC POWER SUPPLY SUPERVISOR

文件：148.5 Kbytes 页数：10 Pages

WELTREND

伟诠

PC POWER SUPPLY SUPERVISOR

文件：148.5 Kbytes 页数：10 Pages

WELTREND

伟诠

PC POWER SUPPLY SUPERVISOR

文件：148.5 Kbytes 页数：10 Pages

WELTREND

伟诠

监控芯片

The WT7502R provides protection circuits, power good output (PGO), fault protection latch (FPOB), and a protection detector function (PSONB) control. It can minimize external components of switching power supply systems in personal computer.The Over / Under Voltage Detector (OVD / UVD) monitors V33, • The Over / Under Voltage Detector (OVD / UVD) monitors V33, V5 and VCC input voltage\n• Both of the power good output (PGO) and fault protection latch (FPOB) are Open Drain Output\n• 75ms / 50ms time delay for UVD\n• 125ms time delay for PGO\n• 19ms for PSONB input signal De–bounce\n• The UVP able;

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