Design Idea DI-30 TOPSwitch®-GX 180 W PC Main SFX Supply

Design Highlights
• 180 W cont. (200 W peak) in PC SFX form factor
• Includes passive power factor correction (PFC)
• TOPSwitch-GX integrated features enable extremely low component count
• Meets 1 W standby spec (0.91 W input, 0.5 W output)
• High efficiency (71% minimum)
• Integrated line undervoltage and overvoltage detection
• Low EMI due to frequency jitter
• SOURCE referenced TO-220 tab lowers conducted EMI
• Maximum duty cycle reduction (DCMAX) prevents transformer saturation for fault and transient loads
• Uses conventional magamp for 3.3 V output
• Meets CISPR22B/EN55022B conducted EMI