BENEFITS and FEATURES

• HIGH-PERFORMANCE POWER LOSS

PROTECTION

• Wide Operating Input Range 2.7V to 14.4V.

• Withstanding 20V Max Input Voltage.

• Inrush Current Control to Soft-Start VBUS Output.

• Hot-plug Compatible.

• Programmable 10A Input Current Limit for eFuse.

• Adjustable Start-Up Slew Rate.

• Highly Configurable Power-Fail Detection.

• Power Loss Indicator “PLI” Signal.

• Discharge Input Option to Allow Discharge and

Reset the PLP Function.

• Programmable up to 2.25MHz Buck Operating

Frequency for Small Inductor Size.

• 8A Synchronous Buck With 100% Duty Cycle

Operation During Supplement Mode.

• Programmable 5.5V to 31V Boost Storage

Voltage.

• Seamless Transition from Input Supply to Storage

Capacitor Backup Power.

• Compatible with Many Types of Storage Caps:

Super Caps, Electrolytic, Tantalum, POSCAP etc.

• Autonomous Health Monitoring Function.

• Early Storage Capacitor Failure Detection.

• Storage Capacitance Measurement (Capacity).

• PG_STR - Storage Okay Status Indicator.

• eFuse, Boost, and Buck UV/OV/OC Protection.

• HIGH EFFICIENCY, FULLY SYNCHRONOUS

BUCK REGULATORS

• 2 High Voltage DC-DC Buck Converters.

• Integrated Synchronous Power Stage.

• High Efficiency Up to 96%.

• Optimized Single Stage Conversion from Vin =

12V.

• Wide Configurable Output Range, 0.6V – 5.26V.

• Excellent Dynamic Response.

• Proprietary COT Control Algorithm.

• Small Inductor Sizes.

• 500 kHz – 2.0MHz Configurable Fsw Range.

• Near Constant Switching Frequency Operation.

• Output Currents Up to 12A.

• Sensorless Over Current Protection (OCP).

• Output UV and OV Detection.

• Optimized for Ceramic Output Capacitors.

• HIGH EFFICIENCY, FULLY SYNCHRONOUS

BUCK-BOOST REGULATOR

• 1 High Voltage DC-DC Buck-Boost Converter.

TYPICAL APPLICATION DIAGRAM

• Integrated Synchronous Power Stage with Full HBridge

Control.

• High Efficiency Up to 96%.

• Wide Configurable Output Range, 9.6V – 15.95V.

• Up to 1A DC Output Current with 12V Output, 12V

Input Voltage and 600mA Output with 3.3V Input

Voltage.

• Sensorless Over Current Protection (OCP).

• Output UV and OV Detection.

• Optimized for Ceramic Output Capacitors.

• 1125 or 562 kHz Configurable Switching

Frequency.

APPLICATIONS

• Solid State Drives

• Industrial Applications

• Backup Power

• Hot Plug / Hot Swap Devices