Marking of electronic components, SMD Codes W3, W3**. FW344, STW34NB20, TK11135M, TK11135S, SMTPB220, ic marking code.
| PartNumber | Marking code | Manufacturer | Package |
|---|---|---|---|
| FW344 | W344 | SOP8 | |
| STW34NB20 | W34NB20 | TO-247 | |
| TK11135M | W35 | SOT23L-6 | |
| TK11135S | W35 | SOT23-5 | |
| SMTPB220 | W35 | ST | DO-214AB |
| FW351 | W351 | SOP8 | |
| FW356 | W356 | SOP8 | |
| FW359 | W359 | SOP8 | |
| TK11136M | W36 | SOT23L-6 | |
| TK11136S | W36 | SOT23-5 | |
| FW360 | W360 | SOP8 | |
| TK11137M | W37 | SOT23L-6 | |
| TK11137S | W37 | SOT23-5 | |
| TK11138M | W38 | SOT23L-6 | |
| TK11138S | W38 | SOT23-5 | |
| STW38NB20 | W38NB20 | TO-247 | |
| TK11139M | W39 | SOT23L-6 | |
| TK11139S | W39 | SOT23-5 | |
| SMTPB240 | W39 | ST | DO-214AB |
| SDP530WAF | W3A | SOT-23F | |
| ADG3232BRJ | W3B | SOT-23-8 | |
| SDP530WKF | W3K | SOT-23F | |
| SDP530WMF | W3M | SOT-23F | |
| SDP530WMUF | W3M | SOT-323F | |
| BCR39PN | W3s | SOT363 | |
| R1210N331D | W3xx | SOT-23-5 | |
| APX823-40W5 | W3xxx | SOT25 |