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AT1743 - 2-Channel PWM Controller for LCD Display

General Description

The AT1743 is 2-channel PWM switching regulator controllers that contains an on-chip 2.5V reference, two error amplifier, an adjustable oscillator, two dead-time comparators, undervoltage lockout circuitry and 2 common-emitter output.

It is idea for step-up, step-down, and inverting converter.

Key Features

  • High-accuracy reference voltage circuit (±1%).
  • Built-in short-circuit protection circuit.
  • Built-in Undervoltage Lockout protection.
  • Internal 2.5V Reference supply.
  • Variable Dead time provides control over total Range. General.

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Datasheet Details

Part number AT1743
Manufacturer Unknown Manufacturer
File Size 313.09 KB
Description 2-Channel PWM Controller for LCD Display
Datasheet download datasheet AT1743 Datasheet

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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AT1743 2-Channel PWM Controller for LCD Display Features • High-accuracy reference voltage circuit (±1%). • Built-in short-circuit protection circuit. • Built-in Undervoltage Lockout protection. • Internal 2.5V Reference supply. • Variable Dead time provides control over total Range. General Description The AT1743 is 2-channel PWM switching regulator controllers that contains an on-chip 2.5V reference, two error amplifier, an adjustable oscillator, two dead-time comparators, undervoltage lockout circuitry and 2 common-emitter output. It is idea for step-up, step-down, and inverting converter. Applications • LCD Display • Portable equipment Block Diagram 2F, No.10, Prosperity RD. II, Science-Based Industrial Park, Hsinchu 300,Taiwan, R.O.C. Tel: 886-3-563-0878 WWW: http://www.aimtron.