AMS4154 Datasheet PDF - Advanced Monolithic Systems Inc

GENERAL DESCRIPTION
The AMS4154 is a step-down converter for high voltage applications. Current mode operation provides easier compensation and fast transient response. Internal cycle-by-cycle current limiting and thermal shutdown provides the necessary protection in faults situation. A 5V reference voltage is available that can supply up to 2mA current.

FEATURES
• Stable with low ESR Output Ceramic Capacitors
• Up to 99% On time
• 2A Output Current
• Wide Operating Input Voltage Range 5.5V to 32V
• Fixed 330 kHz Frequency
• Thermal Shutdown
• Cycle-by-cycle Over Current Protection
• Under Voltage Lockout
• 5V reference output
• Adjustable output from 0.6V

APPLICATIONS
• Battery Chargers
• Portable (Notebook) Computers
• Industrial power supply
• Point of regulation for high performance electronics
• Consumer Electronics
• Audio Power Amplifiers
• Distributed Power Systems
• Pre-Regulator for Linear Regulators
• LCD TVs and LCD monitors
• Automotive electronics