Small size power adapter design with iW1677-00

EG129N+00

MOS power IC full range

Test - lowercase jpg

The outer diameter of the probe domestic PA50-F small four-jaw gold-plated needle is 0.68. The total length of the needle is 16

Photocoupler

This reference design is an isolated flyback power adapter that supports universal AC input (90-264VAC), 5V/1A output. This reference design is based on iWatt's iW1677-00 device. This reference design includes a small size for design. Complete power supply specifications for the power adapter, detailed circuit diagrams, bill of materials, and test data for important performance.

Finished picture of the power adapter made

main indicators:

• AC input range: 90-264V AC
• DC output: 5V 1A
• Satisfied - "30mW" no-load standby power requirements
• Satisfied - "EPA2.0" requirements
• Meet - "USB3.0" dynamic load response requirements
• Satisfied - "MoU" requirements

Actual test result data: