If you are looking for the meaning of the “R” suffix in TTM Technologies’ RF Directional Coupler XC1900E-03SR, kindly note the below detail:
The “R” suffix stands for the reel packaging type used for the part.
Applicable Part Numbers
| DigiKey Part Number | Manufacturer Part Number |
|---|---|
| 1173-1123-2-ND,1173-1123-1-ND,1173-1123-6-ND | XC1900A-03S |
| 1173-XC1900E-03SRTR-ND,1173-XC1900E-03SRCT-ND,1173-XC1900E-03SRDKR-ND | XC1900E-03SR |
| 1173-XC1900A-05STR-ND,1173-XC1900A-05SCT-ND,1173-XC1900A-05SDKR-ND | XC1900A-05S |
| 1173-XC1900A-10STR-ND,1173-XC1900A-10SCT-ND,1173-XC1900A-10SDKR-ND | XC1900A-10S |
| 1173-XC1900A-20STR-ND,1173-XC1900A-20SCT-ND,1173-XC1900A-20SDKR-ND | XC1900A-20S |