ADP1878
FEATURES
Power input voltage range: 2.95 V to 20 V On-board bias regulator Minimum output voltage: 0.6 V 0.6 V reference voltage with ±1.0% accuracy Supports all N-channel MOSFET power stages Available in 300 k Hz, 600 k Hz, and 1.0 MHz options No current sense resistor required Power saving mode (PSM) for light loads (ADP1879 only) Resistor programmable current limit Power good with internal pull-up resistor Externally programmable soft start Thermal overload protection Short-circuit protection Standalone precision enable input Integrated bootstrap diode for high-side drive Starts into a precharged output Available in a 14-lead LFCSP_WD package
APPLICATIONS
Telemunications and networking systems Mid-to-high end servers Set-top boxes DSP core power supplies
GENERAL DESCRIPTION
The ADP1878/ADP1879 are versatile current-mode, synchronous step-down controllers. They provide superior transient response, optimal stability, and current-limit protection by using a constant on time, pseudo...
