
WiFi Septic Controller
mikelawrence/WiFi-Septic-Controller
WiFi enabled Septic Controller

The MID400 is a logic Output Optoisolator made by onsemi in a DIP-8 package with 8 pins. -40℃~+85℃ 1 1.5V 115mW 150uA 1ms 1ms 2.5kV 20mA 4.5V~5.5V DIP-8 Logic Output Optoisolators ROHS.
PCBKit's library has its KiCad symbol (Isolator:MID400, from KiCad's library) and its footprint (Package_DIP:DIP-8_W7.62mm, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C899754). 1 open-source board in 1 repository on GitHub use it.
| Pin | Name | Type |
|---|---|---|
| 1 | VIN1 | Input |
| 2 | NC | Not connected |
| 3 | VIN2 | Input |
| 4 | NC | Not connected |
| 5 | GND | Power in |
| 6 | VO | Open collector |
| 7 | AUX | Passive |
| 8 | VCC | Power in |

mikelawrence/WiFi-Septic-Controller
WiFi enabled Septic Controller
<iframe src="https://pcbkit.io/embed/parts/onsemi/MID400" title="MID400 in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/onsemi/MID400.jpg" alt="MID400" width="1200" height="900">[](https://pcbkit.io/parts/onsemi/MID400)Yes. The symbol is Isolator:MID400 and the footprint Package_DIP:DIP-8_W7.62mm, both drawn on this page. PCBKit places them on a board for you when you design with it.
DIP-8, with 8 pins. Its footprint is drawn on this page.
onsemi publishes it: the Datasheet link on this page opens it.
JLCPCB lists it as part C899754, with 0 in stock; the sellers' links on this page open their listings.
Parts like it in the library: the HCPL-3120-000E by Broadcom Limited, the HCPL-3120-500E by AVAGO, the HCPL-2631-500E by Broadcom Limited and the HCPL-3120-560E by Broadcom Limited. 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.