
Model M USB v4
mschwingen/hardware
Hardware designs by Michael Schwingen, michael at schwingen dot org

The MAX809T is a supervisor And Reset IC made by UMW in a SOT-23 package with 3 pins. -40℃~+125℃ 1 140ms 1V~5.5V 3.08V Active Low Push-pull Voltage monitor SOT-23 Supervisor and Reset ICs ROHS.
PCBKit's library has its KiCad symbol (EasyEDA_Cloud:MAX809R_C5381779, from EasyEDA) and its footprint (Package_TO_SOT_SMD:SOT-23, from KiCad's library), ready for a KiCad board. 77,774 are in stock at JLCPCB (part C347372). 1 open-source board in 1 repository on GitHub use it.
| Pin | Name | Type |
|---|---|---|
| 1 | GND | Unspecified |
| 2 | RESET | Unspecified |
| 3 | VDD | Unspecified |

mschwingen/hardware
Hardware designs by Michael Schwingen, michael at schwingen dot org
<iframe src="https://pcbkit.io/embed/parts/umw/MAX809T" title="MAX809T in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/umw/MAX809T.jpg" alt="MAX809T" width="1200" height="900">[](https://pcbkit.io/parts/umw/MAX809T)Yes. The symbol is EasyEDA_Cloud:MAX809R_C5381779 and the footprint Package_TO_SOT_SMD:SOT-23, both drawn on this page. PCBKit places them on a board for you when you design with it.
SOT-23, with 3 pins. Its footprint is drawn on this page.
UMW publishes it: the Datasheet link on this page opens it.
JLCPCB lists it as part C347372, with 77,774 in stock; the sellers' links on this page open their listings.
Parts like it in the library: the MAX809S by UMW, the TPAX809RS3 by TECH PUBLIC, the TLV803SDBZR by Texas Instruments and the ME2805A263XG by MICRONE. Check their datasheets: a part that fits the footprint may still differ in its ratings.
1 board in 1 repository on GitHub; the most starred are listed on this page, with their KiCad files.