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AP3407A - 1.4MHz High Efficiency Synchronous DC-DC Buck Converter

Download the AP3407A datasheet PDF. This datasheet also covers the AP3407 variant, as both devices belong to the same 1.4mhz high efficiency synchronous dc-dc buck converter family and are provided as variant models within a single manufacturer datasheet.

General Description

The AP3407/A is a 1.4MHz fixed frequency, current mode, PWM synchronous buck (step-down) DC-DC converter, capable of driving a 1.2A load with high efficiency, excellent line and load regulation.

The device integrates synchronous P-channel and N-channel power MOSFET switches with low on-resistance.

Key Features

  • Input Voltage Range: 2.5V to 5.5V.
  • Output Voltage: 0.6V to VIN.
  • ADJ Output.
  • Fixed 1.4MHz Frequency.
  • High Efficiency up to 95%.
  • Output Current: 1.2A.
  • Current Mode Control.
  • 100% Duty Cycle in Dropout.
  • Built-in Over Current Protection.
  • Built-in Short Circuit Protection.
  • Built-in Thermal Shutdown Protection.
  • Built-in UVLO Function.
  • Built-in Soft-start.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (AP3407-BCDSemiconductor.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number AP3407A
Manufacturer BCD Semiconductor
File Size 268.12 KB
Description 1.4MHz High Efficiency Synchronous DC-DC Buck Converter
Datasheet download datasheet AP3407A Datasheet

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Other Datasheets by BCD Semiconductor

Part Number Description
AP3407 1.4MHz High Efficiency Synchronous DC-DC Buck Converter
AP3406 650mA SYNCHRONOUS DC-DC BUCK CONVERTER
AP3406A 1.1MHz 800mA SYNCHRONOUS DC-DC BUCK CONVERTER
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AP3410 1.5MHz Synchronous Step-down DC-DC Converter

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.

View original datasheet text
Data Sheet 1.2A, 1.4MHz High Efficiency Synchronous DC-DC Buck Converter AP3407/A General Description The AP3407/A is a 1.4MHz fixed frequency, current mode, PWM synchronous buck (step-down) DC-DC converter, capable of driving a 1.2A load with high efficiency, excellent line and load regulation. The device integrates synchronous P-channel and N-channel power MOSFET switches with low on-resistance. It is ideal for powering portable equipment that runs from a single Li-ion battery. A standard series of inductors are available from several different manufacturers optimized for use with the AP3407/A. This feature greatly simplifies the design of switch-mode power supplies. The AP3407/A is available in SOT-23-5. Features • Input Voltage Range: 2.5V to 5.5V • Output Voltage: 0.