MC34700EP

MC34700EP Description

The MC34700EP is a 9.0V to 18V quad-output integrated MOSFET power supply that is ideal for power designs in space-constrained applications.

MC34700EP Features

• Three switching regulators: two synchronous

• and one non-synchronous

• One low dropout linear regulator

• Output current capability:

  -1.5A continuous on Channel 1

  -1.25A continuous on channels 2 and 3

  -400 mA continuous on Channel 4

• Internal power MOSFETs on all channels

• Voltage feedforward on Channel 1

• ±1.5% output voltage accuracy on all channels

• Cycle-by-cycle current limit and short-circuit protection

• Fixed 800 kHz switching frequency

• Internal soft-start

• Overvoltage and undervoltage protection

• Overtemperature protection

• The open-drain power-good output signal

• Separate active high enable input for each channel

MC34700EP Applications

• Set-top boxes

• Cable modems

• Point-of-sale terminals

• Laser printers

• Inkjet printers

• Scanners

• Televisions

• Small appliances

• Telecom line cards

• DVD players