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DI-198 - Wide-range DVD player multi-output power supply without optocoupler

DI-198 - Wide Range DVD Player Multiple Output Power Supply Without Need for Optocoupler

Overview

Design Highlights
-Primary side control eliminates optocoupler and reduces part count
-Provides ± 5% tolerance on 5 V output voltage across load and line variations
-Multiple output power supply
-Excellent cross regulation across all outputs
-Highly energy efficient
-0.6 W output power available for 1 W input
-Low no-load power consumption (<130 mW at 230 VAC)
-Meets CISPR-22/EN55022B conducted EMI limits >10dB margin
-Green package: halogen free and RoHS compliant

Blockdiagram

Design Files

Design Example Report (DER): Includes power supply design specifications, schematics, bill of materials, transformer information and PCB layout

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Update:2025-06-18 23:16:53

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