PWM Controller
5V/12V Synchronous Buck PWM Controller
EM5301
General Description
EM5301 is a synchronous rectified PWM controller op...
Description
5V/12V Synchronous Buck PWM Controller
EM5301
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.
Ordering Information
Part Number Package Frequency EM5301GE PSOP-8 200kHz
Reference Voltage
0.8V
EM5301AGE PSOP-8 300kHz
0.8V
EM5301BGE PSOP-8 500kHz
0.8V
EM5301CGE PSOP-8 200kHz
0.6V
EM5301DGE PSOP-8 300kHz
0.6V
EM5301EGE PSOP-8 500kHz
0.6V
Applications
Notebook & Netbook Graphic Cards & MB Low Voltage Logic Supplies
Pin Configuration
Typical Application Circuit
Features
Operate from 5V to 12V Voltage Supply 0.8V or 0.6V VREF with 1.0% Accuracy Voltage Mode PWM Control 200kHz or 300kHz or 500kHz Fixed Freque...
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