GS-EVB-BTP-3KW-GS

This 3kW reference design demonstrates the operating principle and design considerations of a Bridgeless Totem Pole PFC circuit (BTPPFC) using GaN Systems’ GS66516B 650V GaN transistors

• Documentation only. No hardware
• Continuous conduction mode (CCM) BTP PFC reference design
• Digital power control
• 90-264 Vrms Universal input
• 3 kW power (1.5 kW at low line), 400 Vdc output
• 99% peak efficiency, 0.99 power factor
• Small form factor, 127 x 124 x 40 mm3

• High power density: 78 W/in3
• GSP66516BHB-EVBIMS2 Insulated Metal Substrate based design
• Excellent thermal performance
• Low cost implementation
• EMI compliant (EN55033 Class A CE)
• Includes surge protection, auxiliary power and fan cooling
• Robust, 1MHz bandwidth sensing, cycle-by-cycle current control