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EM5301
5V/12V Synchronous Buck PWM Controller
General Description
EM5301 is a synchronous rectified PWM controller operating with 5V or 12V supply voltage. This device operates at 200/300/500 kHz and provides an optimal level of integration to reduce size and cost of the power supply.
This part includes internal soft start, over current protection, under voltage protection, over voltage protection, and shutdown function. This part is available in PSOP-8 package.
Graphic Cards & MB Low Voltage Logic Supplies
Pin Configuration
BOOT UGATE
GND
GND
PHASE COMP/SD FB
Ordering Information
Part Number Package Frequency EM5301GE PSOP-8 200kHz EM5301AGE PSOP-8 300kHz EM5301BGE PSOP-8 500kHz
Reference Voltage 0.8V
0.8V
0.8V
Features
Operate from 5V to 12V Voltage Supply 0.8V with 1.