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KA3511DS - Intelligent Voltage Mode PWM IC

General Description

The KA3511DS is a fixed frequency improved performance pulse width modulation control circuit with complete housekeeping circuitry for use in the secondary side of SMPS (Switched mode power supply).

Key Features

  • Complete PWM control and house keeping circuitry Few external components Precision voltage reference trimmed to 2% Dual output for push-pull operation Each output TR for 200mA sink current Variable duty cycle by dead time control Soft start capability by using dead time control Double pulse suppression logic Over voltage protection for 3.3V / 5V / 12V Under.

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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.DataSheet4U.com www.fairchildsemi.com KA3511DS Intelligent Voltage Mode PWM IC Features • • • • • • • • • • • • • • Complete PWM control and house keeping circuitry Few external components Precision voltage reference trimmed to 2% Dual output for push-pull operation Each output TR for 200mA sink current Variable duty cycle by dead time control Soft start capability by using dead time control Double pulse suppression logic Over voltage protection for 3.3V / 5V / 12V Under voltage protection for 3.