Marking of electronic components, SMD Codes 52, 52**. MMGZ5221BPT, MMGZ5221SPT, ZMM5221B, MMGZ5222BPT, MMGZ5222SPT, ic marking code.
| PartNumber | Marking code | Manufacturer | Package |
|---|---|---|---|
| MMGZ5221BPT | 5221 | CHENMKO | SOD-80 |
| MMGZ5221SPT | 5221 | CHENMKO | SOD-80 |
| ZMM5221B | 5221 | TAITRON | SOD-80 |
| MMGZ5222BPT | 5222 | CHENMKO | SOD-80 |
| MMGZ5222SPT | 5222 | CHENMKO | SOD-80 |
| ZMM5222B | 5222 | TAITRON | SOD-80 |
| MMGZ5223BPT | 5223 | CHENMKO | SOD-80 |
| MMGZ5223SPT | 5223 | CHENMKO | SOD-80 |
| ZMM5223B | 5223 | TAITRON | SOD-80 |
| MMGZ5224BPT | 5224 | CHENMKO | SOD-80 |
| MMGZ5224SPT | 5224 | CHENMKO | SOD-80 |
| ZMM5224B | 5224 | TAITRON | SOD-80 |
| MMGZ5225BPT | 5225 | CHENMKO | SOD-80 |
| MMGZ5225SPT | 5225 | CHENMKO | SOD-80 |
| ZMM5225B | 5225 | TAITRON | SOD-80 |
| MMGZ5226BPT | 5226 | CHENMKO | SOD-80 |
| MMGZ5226SPT | 5226 | CHENMKO | SOD-80 |
| ZMM5226B | 5226 | TAITRON | SOD-80 |
| MMGZ5227BPT | 5227 | CHENMKO | SOD-80 |
| MMGZ5227SPT | 5227 | CHENMKO | SOD-80 |
| ZMM5227B | 5227 | TAITRON | SOD-80 |
| MMGZ5228BPT | 5228 | CHENMKO | SOD-80 |
| MMGZ5228SPT | 5228 | CHENMKO | SOD-80 |
| ZMM5228B | 5228 | TAITRON | SOD-80 |
| MMGZ5229BPT | 5229 | CHENMKO | SOD-80 |
| MMGZ5229SPT | 5229 | CHENMKO | SOD-80 |
| ZMM5229B | 5229 | TAITRON | SOD-80 |
| S5KP22A | 522A | Eic | TO-263 |
| S5KP22C | 522C | Eic | TO-263 |
| S5KP22CA | 522CA | Eic | TO-263 |
| TS522ID | 522I | SO-8 | |
| TS522IYD | 522IY | SO-8 | |
| R1114N221B | 522xx | SOT-23-5 | |
| KV1523M | 523 | SOP-8 | |
| MMGZ5230BPT | 5230 | CHENMKO | SOD-80 |
| MMGZ5230SPT | 5230 | CHENMKO | SOD-80 |
| ZMM5230B | 5230 | TAITRON | SOD-80 |
| MMGZ5231BPT | 5231 | CHENMKO | SOD-80 |
| MMGZ5231SPT | 5231 | CHENMKO | SOD-80 |
| ZMM5231B | 5231 | TAITRON | SOD-80 |
| MMGZ5232BPT | 5232 | CHENMKO | SOD-80 |
| MMGZ5232SPT | 5232 | CHENMKO | SOD-80 |
| ZMM5232B | 5232 | TAITRON | SOD-80 |
| MMGZ5233BPT | 5233 | CHENMKO | SOD-80 |
| MMGZ5233SPT | 5233 | CHENMKO | SOD-80 |
| ZMM5233B | 5233 | TAITRON | SOD-80 |
| MMGZ5234BPT | 5234 | CHENMKO | SOD-80 |
| MMGZ5234SPT | 5234 | CHENMKO | SOD-80 |
| ZMM5234B | 5234 | TAITRON | SOD-80 |
| MMGZ5235BPT | 5235 | CHENMKO | SOD-80 |