China SMD General Purpose Rectifier Diode M4/M7/S1m/GS1m/Sk/Sm/S2k/S3m Manufacturers and Suppliers - Factory Supply SMD General Purpose Rectifier Diode M4/M7/S1m/GS1m/Sk/Sm/S2k/S3m Made in China - HANTECH
power supply - Identity and advice on replacement of SM diode - Electrical Engineering Stack Exchange