Description
FEATURES
– Fixed-Frequency Emulated On-Time Control; Frequency Selectable from Three Options
– D-CAP™ModeEnables Fast Transient Response Less than 100 ns
– Advanced Ramp Compensation Allows Low Output Ripple with Minimal Jitter
– Selectable PWM-Only/OOA™/Auto-Skip Modes
– WideInput Voltage Range: 5.5 V to 28V
– Dual Fixed or Adjustable SMPS:–0.7Vto 5.9V (Channel1)–0.5Vto 2.5V (Channel2)
– Fixed 3.3-V/5-V, or Adjustable Output 0.7-V to 4.5-V LDO; Capable of Sourcing 100 mA
– Fixed 3.3-VREF Output Capable of Sourcing 10 mA
– Temperature Compensated Low-Side RDS(on) Current Sensing
– Adaptive Gate Drivers with Integrated Boost Switch
– Bootstrap Charge Auto Refresh
– Integrated Soft Start, Tracking Soft Stop
– Independent PGOOD and EN for Each Channel
APPLICATIONS
– Notebook I/O and System Bus Rails
– Graphics Application
– PDAS and Mobile Communication Devices
