AIC1569数据手册AIC中文资料规格书

描述 Description

DESCRIPTION
The AIC1569A is a high power, high efficiency switching regulator controller optimized for high performance microprocessor applications. It is designed to drive dual N-channel MOSFETs in a standard synchronous buck topology. Featuring a digitally programmable switching regulator, the AIC1569A includes monitoring and protection capabilities in addition to all the essential synchronous PWM control functions.FEATURES
● Compatible with HIP6004.
● Simple Voltage-Mode PWM Control.
● Dual N-Channel MOSFET Synchronous Drive.
● Fast Transient Response.
● ±1% 5-Bit Digital-to-Analog Output Voltage.
● Adjustable Current Limit Without External Sense Resistor.
● Full 0% to 100% Duty Ratio.
● 200KHz Free-Running Oscillator, Programmable up to 350KHz.
● Power-Good Output Voltage Monitor.APPLICATIONS
● Power Supply for Pentium® II, Power® and Alpha® Microprocessors.
● High-Power 5V to 3.xV DC/DC Regulators.
● Low-Voltage Distributed Power Supplies.

特性 Features

● Compatible with HIP6004.
● Simple Voltage-Mode PWM Control.
● Dual N-Channel MOSFET Synchronous Drive.
● Fast Transient Response.
● ±1% 5-Bit Digital-to-Analog Output Voltage.
● Adjustable Current Limit Without External Sense Resistor.
● Full 0% to 100% Duty Ratio.
● 200KHz Free-Running Oscillator, Programmable up to 350KHz.
● Power-Good Output Voltage Monitor.

应用 Application

● Power Supply for Pentium® II, Power® and Alpha® Microprocessors.
● High-Power 5V to 3.xV DC/DC Regulators.
● Low-Voltage Distributed Power Supplies.