RT6256C

® RT6256B/C 6A, 23V Synchronous Step-Down Converter with 3.3V/5V LDO General Description The RT6256B/C is an advanced constant on-time (ACOT®) mode synchronous buck converter. The main control loop of the RT6256B/C using an advanced constant on-time (ACOT®) mode control which provides a very fast transient response. The RT6256B operates from 4.5V to 23V input voltage and RT6256C operates from 5.1V to 23V. Applications  Industrial and Commercial Low Power Systems  Computer Peripherals  LCD Monitors and TVs  Green Electronics/Appliances  Point of Load Regulation for High-Performance DSPs, FPGAs, and ASICs Ordering Information RT6256B/C Package Type QUF : UQFN-12HL 3x3 (FC) (U-Type) Lead Plating System G : Green (Halogen Free and Pb Free) Note : Output Voltage B : 3.3V C : 5.1V Richtek products are :  RoHS compliant and compatible with the current requirements of IPC/JEDEC J-STD-020.  Suitable for use in SnPb or Pb-free soldering processes. Marking Information RT6256BGQUF L8=YM DNN L8= : Product Code YMDNN : Date Code RT6256CGQUF L9=YM DNN L9= : Product Code YMDNN : Date Code Features  4.5V to 23V (RT6256B) and 5.1V to 23V (RT6256C) Input Voltage Range 6A Output Current  ACOT® Mode Performs Fast Transient Response  ACOT® Architecture to Enable All MLCC Output Capacitor Usage  Fixed 750kHz (RT6256C) and 500kHz (RT6256B) Switching Frequency  High Efficient Internal Power MOSFET Switch- 30mΩ (High-Side) and 15mΩ (Low-Side)  Fixed 3.3V (RT6256B) and 5V...