Download AP3409A Datasheet PDF
AP3409A page 2
Page 2
AP3409A page 3
Page 3

AP3409A Description

Pin Assignments The AP3409/A is a current mode, PWM synchronous buck DC/DC converter, capable of driving a 3A load with high efficiency, excellent line and load regulation. It operates in continuous PWM mode. The AP3409/A integrates synchronous P-channel and N-channel power MOSFET switches with low on-resistance.

AP3409A Key Features

  • Input Voltage Range: 2.6V to 5.5V
  • Adjustable Output from 0.8V to 5V
  • 0.8V Reference Voltage with ±2% Precision
  • Output Current: 3A
  • High Efficiency up to 95%
  • Low RDSON Internal Switches
  • Programmable Frequency: 300kHz to 4MHz
  • Current Mode Control
  • Forced Continuous-mode Operation
  • 100% Duty Cycle