[Power Integrations, Inc.]
Design Idea DI-35 TOPSwitch-GX 16 W Audio Amplifier Power Supply ®
Design Highlights
• No heatsinks required!
• 77% efficiency (min), @ 85 VAC input/35 W output
• Low no-load input power: < 0.7 W @ 230 VAC input
• Low component count: 37, excluding I/O connectors
• Stable operation with or without 10,000 µF output buffer capacitor
• Robust transformer design enables 35 W peak power
• Meets CISPR22B EMI with > 10 dB of margin
• Ideal for both class AB and class D audio amplifiers