EPC9177 – Small Area, Low-Profile, Synchronous Buck Converter
Reference Design Demonstration Optimized for Computing
Power Supplies and USB-PD
The EPC9177 demonstration board is a digitally controlled, compact, synchronous buck converter featuring the 100 V-rated EPC23102 ePower™ Stage IC that operates at 720 kHz with an input voltage range from 24 V through 48 V and can deliver up to 20 A load current. The default output voltage is set to 12 V.
Features
- Employs latest eGaN IC technology with fully integrated half-bridge ePower Stage
- Simple, compact layout that fits withing 21 x 13 mm
- Optimized operating frequency for 48 V – 12 V conversion at 720 kHz
- Configured with a low-profile inductor of just 3 mm height
- Pre-installed heat spreader and heatsink
- Digitally controlled allowing advanced control techniques to be implemented
- Measured efficiency of > 95% at 48 VIN – 12 VOUT, 20 A with heatsink
Applications
- High power USB PD 3.1 chargers
- Laptops and mobile phones
- eMobility (ebikes, escooters)
- Gaming PCs
- Power tools
- Synchronous buck DC-DC converters
- High power density power supplies for computing, industrial, consumer, and telecom power systems