
Overview
The MCT623SD is a transistor, Photovoltaic Output Optoisolator made by onsemi in a SMD-8P package with 8 pins. -55℃~+100℃ 1.2V 150mV@2mA,16mA 2 30mA 3V 5kV 85V DC Phototransistor SMD-8P Transistor, Photovoltaic Output Optoisolators ROHS.
PCBKit's library has its KiCad symbol (EasyEDA_Cloud:MCT623S, from EasyEDA) and its footprint (EasyEDA_Cloud:SMD-8_L9.8-W6.6-P2.54-LS10.3-BL, from EasyEDA), ready for a KiCad board. JLCPCB lists it (part C899748).
Symbol
Footprint
Parameters
11- Input type
- DC
- Input voltage type
- DC
- Isolation Voltage(Vrms)
- 5kV
- Load Voltage
- 85V
- Number of Outputs
- 2
- Operating Temperature
- -55℃~+100℃
- Output Current
- 30mA
- Output Type
- Phototransistor
- Reverse Voltage
- 3V
- Vce Saturation(VCE(sat))
- 150mV@2mA,16mA
- Voltage - Forward(Vf)
- 1.2V
Order codes
1- MCT623SDLCSC C899748
Pinout
8| Pin | Name | Type |
|---|---|---|
| 1 | ANO | Unspecified |
| 2 | CAT | Unspecified |
| 3 | CAT | Unspecified |
| 4 | ANO | Unspecified |
| 5 | EMI | Unspecified |
| 6 | COL | Unspecified |
| 7 | COL | Unspecified |
| 8 | EMI | Unspecified |
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<iframe src="https://pcbkit.io/embed/parts/onsemi/MCT623SD" title="MCT623SD 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/MCT623SD.jpg" alt="MCT623SD" width="1200" height="900">[](https://pcbkit.io/parts/onsemi/MCT623SD)Questions
Is there a KiCad symbol and footprint for the MCT623SD?
Yes. The symbol is EasyEDA_Cloud:MCT623S and the footprint EasyEDA_Cloud:SMD-8_L9.8-W6.6-P2.54-LS10.3-BL, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the MCT623SD?
SMD-8P, with 8 pins. Its footprint is drawn on this page.
Where is the MCT623SD datasheet?
onsemi publishes it: the Datasheet link on this page opens it.
Where can I order the MCT623SD?
JLCPCB lists it as part C899748, with 0 in stock; the sellers' links on this page open their listings.
What can replace the MCT623SD?
Parts like it in the library: the MCT62SD by onsemi, the PS2501-2SM by Isocom Components, the TLP621-2XGBSM by Isocom Components and the FOD2711AS by onsemi. Check their datasheets: a part that fits the footprint may still differ in its ratings.
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