Data Sheet
Synchronous Buck Controller with Constant On-Time and Valley Current Mode
ADP1870/ADP1871
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 kHz, 600 kHz, and 1.
0 MHz options No current-sense resistor required Power saving mode (PSM) for light loads (ADP1871 only) Resistor-programmable current-sense gain Thermal overload protection Short-circuit protection Precision enable input Integrated bootstrap diode for high-side drive Starts into a precharged load Small, 10-lead MSOP and LFCSP packages
APPLICATIONS
Telecom and networ...