Synchronous Current-Mode with Constant On-Time, PWM Buck Controller
com
ADP1882/ADP1883
FEATURES
Power input
voltage as low as 2.
75 V to 20 V Bias supply
voltage range: 2.
75 V to 5.
5 V Minimum output
voltage: 0.
8 V 0.
8 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 (ADP1883 only) Resistor-programmable current-sense gain Thermal overload protection Short-circuit protection Precision enable input Integrated bootstrap diode for high-side drive 140 μA shutdown supply current Starts into a precharged load Small, 10-lead ...