NCP81234MNTXG

The NCP81234, a dual-channel/two-phase synchronous buck controller, provides flexible power management solutions for applications supported by DrMOS. Operating in high switching frequency up to 1.2 MHz allows employing small size inductor and capacitors.

Single Vin = 4.5 ~ 20 V with Input Feedforward Integrated 5.35 V LDO Vout = 0.6 V ~ 5.3 V Fsw = 200 k ~ 1.2 MHz PWM Output Compatible to 3.3 V and 5 V DrMOS Dual-Channel or Two-Phase Operation DDR Power Mode Option Interleaved Operation Differential Current Sense Compatible for both Inductor DCR Sense and DrMOS Iout 2 Independent Enables with Programmable Input UVLO Programmable DrMOS Power Ready Detection (DRVON) 2 Power Good Indicators Comprehensive Fault Indicator Externally Programmable Soft Start and Delay Time Programmable Hiccup Over Current Protection Hiccup Under Voltage Protection Recoverable Over Voltage Protection Hiccup Over Temperature Protection Thermal Shutdown Protection QFN-28, 5x5 mm, 0.5 mm Pitch Package This is a Pb-Free Device