
Analog Intergrations
DESCRIPTION
The AIC1568 is a high power, high efficiency switching regulator controller optimized for high performance microprocessor applications. It is designed to drive an N-channel MOSFET in a standard buck topology. Featuring a digitally programmable switching regulator, the AIC1568 includes monitoring and protection capabilities in addition to all the essential PWM control functions.
FEATURE
• Compatible with HIP6008.
• Simple Voltage-Mode PWM Control.
• Fast Transient Response.
• ±1.5% 4-Bit Digital-to-Analog Output Voltage.
• Adjustable Current Limit without External Sense Resistors.
• Full 0% to 100% Duty Ratio.
• 200KHz Free-Running Oscillator, Programmable up to 350KHz.
• Power-Good Output Voltage Monitor.
• Short Circuit Protection with Low Short Circuit Output Current
APPLICATIONS
• Power Supply for Pentium®, Pentium Pro®, Power PC® and Alpha® Microprocessors.
• High-Power 5V to 3.xV DC/DC Regulators.
• Low-Voltage Distributed Power Supplies.