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AP3203 - 3A Asynchronous DC - DC Buck Converter

Datasheet Summary

Description

The AP3203 is a 380kHz fixed frequency, current mode, PWM buck (step-down) DC-DC converter, capable of driving a 3A load with high efficiency, excellent line and load regulation.

The device integrates N-channel power MOSFET switch with low on-resistance.

Features

  • Input Voltage Range: 4.75V to 18V.
  • Fixed 380kHz Frequency.
  • High Efficiency: up to 93%.
  • Output Current: 3A.
  • Current Mode Control.
  • Built-in Over Current Protection.
  • Built-in Thermal Shutdown Function.
  • Built-in UVLO Function.
  • Built-in Over Voltage Protection.
  • Programmable Soft-start.

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Datasheet preview – AP3203

Datasheet Details

Part number AP3203
Manufacturer BCD
File Size 386.44 KB
Description 3A Asynchronous DC - DC Buck Converter
Datasheet download datasheet AP3203 Datasheet
Additional preview pages of the AP3203 datasheet.

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Full PDF Text Transcription

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Preliminary Datasheet 380kHz, 3A Asynchronous DC - DC Buck Converter AP3203 General Description The AP3203 is a 380kHz fixed frequency, current mode, PWM buck (step-down) DC-DC converter, capable of driving a 3A load with high efficiency, excellent line and load regulation. The device integrates N-channel power MOSFET switch with low on-resistance. The current mode control provides fast transient response and cycle-by-cycle current limit. A standard series of inductors are available from several different manufacturers optimized for use with the AP3203. This feature greatly simplifies the design of switch-mode power supplies. This IC is available in PSOP-8 package. Features • Input Voltage Range: 4.
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