NX2158 - Microsemi

NX2158 PWM BOOST CONTROLLER

FEATURES The NX2158 controller IC is a boost controller IC de- n Single Supply Voltage fom 3V to 5.5V signed for step up DC to DC converter applications. The n Programmable Frequency up to 2MHz NX2158 operates at programmable frequency from n Internal Digital Soft Start Function 200kHz to 2MHz and employs cycle by cycle current n Cycle by Cycle Current .

Features

The NX2158 controller IC is a boost controller IC de- n Single Supply Voltage fom 3V to 5.5V signed for step up DC to DC converter applications. The n Programmable Frequency up to 2MHz NX2158 operates at programmable frequency from n Internal Digital Soft Start Function 200kHz to 2MHz and employs cycle by cycle current n Cycle by Cycle Current Limit by Sensing Rdson of limiting by sensing the Rdson of NMOSFET. NMOSFET Other features of the device are: thermal shutdown, n Pb-free and RoHS compliant adaptive deadband control, internal digital soft start, VCC UVLO and Shutdown capability .