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KA3504 - PC SMPS Supervisory IC

General Description

The KA3504 is complete output supervisory circuitry intended for use in the secondary side of the switched mode power supply.

It provides all the functions necessary to monitor and control the output of the power supply system.

Key Features

  • PC Power Supply Output Monitor Circuitry Few External Components Over Voltage Protection for 3.3V/5V/12V Output Over Current Protection for 3.3V/5V/12V Output With Delay Time Fault Protection Output With Open Collector Output Power Supply on/off Delay Time Control (PSON) Power Good Signal Generator With Hysteresis Open Collector PG Output 300ms Power Good Delay Current Sense Se.

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Other Datasheets by Fairchild (now onsemi)

Part Number Description
KA350 3-Terminal 3A Positive Adjustable Voltage Regulator
KA3501 PC SMPS Supervisory IC
KA3502 PC SMPS Supervisory IC
KA3505 PC SMPS Supervisory IC
KA3524 SMPS Controller

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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www.fairchildsemi.com KA3504 PC SMPS Supervisory IC Features • • • • • • • • • • • • PC Power Supply Output Monitor Circuitry Few External Components Over Voltage Protection for 3.3V/5V/12V Output Over Current Protection for 3.3V/5V/12V Output With Delay Time Fault Protection Output With Open Collector Output Power Supply on/off Delay Time Control (PSON) Power Good Signal Generator With Hysteresis Open Collector PG Output 300ms Power Good Delay Current Sense Setting Function With RI Latch Function Controlled by PSON and Protection Input 16-Pin Dual In-line Package Description The KA3504 is complete output supervisory circuitry intended for use in the secondary side of the switched mode power supply.