• Part: AP3417B
  • Description: 1.4MHz High Efficiency Synchronous DC-DC Buck Converter
  • Manufacturer: BCD Semiconductor
  • Size: 450.62 KB
AP3417B Datasheet (PDF) Download
BCD Semiconductor
AP3417B

Description

The AP3417B 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