Description
The FAN53525 is a step-down switching voltage regulator that delivers a digitally programmable output from an input voltage supply of 2.5 V to 5.5 V. The output voltage is programmed through an I2C interface capable of operating up to 3.4 MHz.

FEATUREs
■ Fixed-Frequency Operation: 2.4 MHz
■ Best-in-Class Load Transient
■ Continuous Output Current Capability: 3.0 A
■ 2.5 V to 5.5 V Input Voltage Range
■ Digitally Programmable Output Voltage:
    - 0.600 V to 1.39375 V in 6.25 mV Steps
■ Programmable Slew Rate for Voltage Transitions
■ I2C-Compatible Interface Up to 3.4 Mbps
■ PFM Mode for High Efficiency in Light Load
■ Quiescent Current in PFM Mode: 50 µA (Typical)
■ Input Under-Voltage Lockout (UVLO)
■ Thermal Shutdown and Overload Protection
■ 15-Bump Wafer-Level Chip Scale Package (WLCSP)

APPLICATIONs
■ Application, Graphic, and DSP Processors
    - ARM™, Tegra™, OMAP™, NovaThor™, ARMADA™, Krait™, etc.
■ Hard Disk Drives, LPDDR3
■ Tablets, Netbooks, Ultra-Mobile PCs
■ Smart Phones
■ Gaming Devices