General Description

The EMP3484 is a high frequency, synchronous, rectified, step- down, switch-mode converter with internal power MOSFETs.
It offers a very compact solution to provide a 3A continuous current over a wide input supply range with excellent load and line regulation.
The EMP3484 requires a minimal number of readily available, external components and is available in a space saving ESOP8 package.

Features and Benefits

◆ Wide 4.5V to 30V Operating Input Range
◆ 3A Continuous Output Current
◆ 500KHz Switching Frequency
◆ Short Protection with Hiccup-Mode
◆ Built-in Over Current Limit
◆ Built-in Over Voltage Protection
◆ PFM Mode for High Efficiency in Light Load
◆ Internal Soft-Start
◆ 130mΩ/100mΩ Low RDS(ON) Internal Power MOSFETs
◆ Output Adjustable from 0.923V
◆ No Schottky Diode Required
◆ Integrated internal compensation
◆ Thermal Shutdown
◆ Available in ESOP8 Package
◆ -40°C to +85°C Temperature Range

Applications

◆ Digital Set-top Box (STB)
◆ Tablet Personal Computer (Pad)
◆ Flat-Panel Television and Monitor
◆ Wi-Fi Router / AP
◆ Digital Video Recorder (DVR)
◆ Portable Media Player (PMP)
◆ Cable Modem / XDSL
◆ General Purposes