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LD1596 - 2A 150kHz 40V BUCK DC/DC CONVERTER

General Description

The UTC LD1596 is a 150KHz fixed frequency PWM buck (step-down) DC/DC converter, capable of driving a 2A load with high efficiency.

The PWM control circuit is able to adjust the duty ratio linearly from 0~100%.

An enable function, an over current protection function is built inside.

Key Features

  • S.
  • Wide 4.5V~40V Input Voltage Range.
  • Output Adjustable from 1.235V~37V.
  • Minimum Drop Out 1.5V.
  • Fixed 150kHz Switching Frequency.
  • 2A Constant Output Current Capability.
  • Internal Optimize Power Transistor.
  • Excellent line and load regulation.
  • TTL shutdown capability.
  • ON/OFF pin with hysteresis function.

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Full PDF Text Transcription (Reference)

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UNISONIC TECHNOLOGIES CO., LTD LD1596 Preliminary 2A, 150kHz, 40V BUCK DC/DC CONVERTER WITH LED DRIVER AND BATTERY CHARGE  DESCRIPTION The UTC LD1596 is a 150KHz fixed frequency PWM buck (step-down) DC/DC converter, capable of driving a 2A load with high efficiency. The PWM control circuit is able to adjust the duty ratio linearly from 0~100%. An enable function, an over current protection function is built inside. An internal compensation block is built in to minimize external component count.  FEATURES * Wide 4.5V~40V Input Voltage Range * Output Adjustable from 1.235V~37V * Minimum Drop Out 1.