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AP3427M Datasheet 1.5mhz Synchronous Step-down DC-dc Converter

Manufacturer: BCD Semiconductor

Overview: Preliminary Datasheet Dual 1A, 1.5MHZ Synchronous Step-down DC-DC Converter AP3427M.

Datasheet Details

Part number AP3427M
Manufacturer BCD Semiconductor
File Size 352.04 KB
Description 1.5MHZ Synchronous Step-down DC-DC Converter
Datasheet AP3427M-BCDSemiconductor.pdf

General Description

The AP3427M is a high efficiency step-down dual channel DC-DC voltage converter.

The chip operation is optimized by peak-current mode architecture with built-in synchronous power MOSFET switchers.

The oscillator and timing capacitors are all built-in providing an internal switching frequency of 1.5MHz that allows the use of small surface mount inductors and capacitors for portable product implementations.

Key Features

  • High Efficiency Buck Power Converter.
  • Output Current: 1.0A.
  • Low RDS(ON) Internal Switches:200mΩ (VIN=5V).
  • Adjustable Output Voltage from 0.6V to 0.9×VIN.
  • Wide Operating Voltage Range: 2.5V to 5.5V.
  • Built-in Power Switches for Synchronous Rectification with High Efficiency.
  • Feedback Voltage: 600mV.
  • 1.5MHz Constant Frequency Operation.
  • Thermal Shutdown Protection.
  • Low Drop-out Operation at 100% Duty Cycle.

AP3427M Distributor