2A Standard Buck PWM Regulator

The ISL8500 is a high-performance, simple output controller that provides a single, high frequency power solution for a variety of point-of-load applications. The ISL8500 integrates a 2A standard buck PWM controller and switching MOSFET.

Features
• Standard Buck Controller with Integrated Switching Power MOSFET
• Integrated Boot Diode
• Input Voltage Range
    - Fixed 5V ±10%
    - Variable 5.5V to 25V
• PWM Output Voltage Adjustable from 0.6V to 19V with Continuous Output Current up to 2A
• ±1% VFB Tolerance
• Voltage Mode Control with Voltage Feed Forward
• Fixed 500kHz Switching Frequency
• Externally Adjustable Soft-Start Time
• Output Undervoltage Protection
• Enable Inputs
• PGOOD Output
• Overcurrent Protection
• Thermal Overload Protection
• Internal 5V LDO regulator

Applications
• General Purpose
• WLAN Cards-PCMCIA, Cardbus32, MiniPCI Cards-Compact Flash Cards
• Hand-Held Instruments
• LCD Panel
• Set-top Box