[RichTek]

General Description

The RT9600 is a high frequency, dual MOSFET driver specifically designed to drive two power NChannel MOSFETs in a synchronous-rectified buck converter topology. This driver combined with a RT9237 Multi-Phase Buck PWM controller form a complete core-voltage regulator solution for advanced microprocessors.

Features

• Drives Two N-Channel MOSFETs

• Adaptive Shoot-Through Protection

• Internal Bootstrap Device

• Supports High Switching Frequency

− Fast Output Rise Time

− Propagation Delay 30ns

• Small SOP-8 Package

• Dual Gate-Drive Voltages for Optimal Efficiency

• Three-State Input for Bridge Shutdown

• Supply Under Voltage Protection

• High Side Short Circuit Protection

Applications

• Core Voltage Supplies for Intel Pentium™ 4, AMD® AthlonTM Microprocessors

• High Frequency Low Profile DC-DC Converters

• High Current Low Voltage DC-DC Converters