DESCRIPTION

The MP9161A is a monolithic, step-down, switch-mode converter with built-in internal power MOSFETs. It achieves a 2A continuous output current from a 2.5V to 6V input voltage range with excellent load and line regulation. The output voltage is regulated as low as 0.6V.

FEATURES

• Very Low IQ: 17μA

• Default 1.5MHz Switching Frequency

• 1.5 VFB Accuracy

• EN and Power Good for Power Sequencing

• Wide 2.5V to 6V Operating Input Range

• Output Adjustable from 0.6V

• Up to 2A Output Current

• 100 Duty Cycle in Dropout

• 110mΩ and 60mΩ Internal Power MOSFET Switches

• Cycle-by-Cycle Over-Current Protection

• Short-Circuit Protection with Hiccup Mode

• Stable with Low ESR Output Ceramic Capacitors

• Available in a TSOT23-8 Package

APPLICATIONS

• Wireless/Networking Cards

• Portable Instruments

• Battery Powered Devices

• Low Voltage I/O System Power