General Description

The APW7036 provides complete power control and protection for two DC-DC converter optimized in VGA Card applications. It integrates two PWM controllers , as well as the monitoring and protection function into a single package.

Features

• 2 Regulated Voltage are provided

− SYNC Switching Power Internal Reference Voltage (1.25V , 1.5V , 1.8V and 2.05V)

− ASYNC Switching Power Internal Reference Voltage (1.5V)

• Simple Single-Loop Control Design

− Voltage-Mode PWM Control

• Excellent Output Voltage Regulation

− SYNC Output : ±1 Over Temperature

− ASYNC Output : ±3 Over Temperature

• Fast Transient Response

− High-Bandwidth Error Amplifier

− Full 0 to 100 Duty Ratio

• Power-Good Output Voltage Monitor

• Over-Voltage and Over-Current Fault Monitors

• Small Converter Size

− Constant Frequency Operation(200kHz)

− Programmable Oscillator from 50kHz to 800kHz

− Reduce External Component Count

• 20Pin , SOIC Package

Applications

• High Power 5V to 2.5 or 3.3V DC-DC Regulator

• VGA Card Power Regulation