WEE Technology Company Limited
Manufacturer of Surface Mount (SMD) and Through Hole (DIP) Diodes & Rectifiers

WEET SMB(DO-214AA)  2A 1000V RS2A THRU RS2M (RS2A, RS2B, RS2D, RS2G, RS2J, RS2K, RS2M）Surface Mount GPP Chip Fast Recovery Rectifier

https://www.weetcl.com/Fast_Recovery_Rectifiers/SMB_RS2A_THRU_RS2M.html

WEET SMA(DO-214AC) 2A 1000V RS2A THRU RS2M (RS2A, RS2B, RS2D, RS2G, RS2J, RS2K, RS2M）Surface Mount GPP Chip Fast Recovery Rectifier

https://www.weetcl.com/Fast_Recovery_Rectifiers/SMA_RS2A_THRU_RS2M.html

What is the difference between WEET SMB(DO-214AA) RS2M and  SMA(DO-214AC) RS2M?

Except the size difference,  the typical Thermal Resistance and Typical junction capacitance are different.

However, the basic electronics performance characteristics are the same.

Maximum Average Forward Rectified Current :IF(AV)2.0Amps
Peak Forward Surge Current: IFSM 50Amps
Maximum Instantaneous Forward Voltage at 1.5A:VF 1.3Volts

WEE Technology is one of the biggest diodes factory in China, welcome your enquiry.