The ISL8088EVAL2Z Evaluation Board demonstrates the features of the ISL8088, a Dual 800 mA Low Quiescent Current 2.25 MHz High Efficiency Synchronous Buck Regulator.

Up to 97% Efficiency
Power-Good (PG) output
Supply Voltage 2.75 V to 5.5 V
3% Output Accuracy over variation in load/line/temperature
Start-up with Pre-biased Output
2 ms Internal Digital Soft-Start
Soft-Stop Output Discharge During Disabled
30 μA Quiescent Supply Current in PFM Mode
PFM Mode selected and optional Forced PWM Mode
External Synchronisation up to 4 MHz
6.5 μA typical Logic Controlled Shutdown Current
100% maximum Duty Cycle for Lowest Dropout
Internal Current Mode Compensation
Peak Current Limiting
Over-Temperature Protection
Independent enable channels

Switching Voltage Regulators, Intersil