



Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.
| Attributes | Value | |
|---|---|---|
| Category | Optoisolators/Transistor, Photovoltaic Output Optoisolators | |
| Manufacturer | MSKSEMI | |
| Package | SOP-4 | |
| Load Voltage | 35V | |
| Operating Temperature | -55℃~+110℃ | |
| Forward Current(If) | 50mA | |
| Rise time | 6us | |
| Output Type | Phototransistor | |
| Isolation Voltage(Vrms) | 5kV | |
| Reverse Voltage | 6V | |
| Total Power Dissipation(Pd) | 200mW | |
| Current Transfer Ratio (CTR) Maximum/Saturation Value | 600% | |
| Input type | DC | |
| Current Transfer Ratio (CTR) Minimum | 50% | |
| Vce Saturation(VCE(sat)) | 200mV@20mA,1mA | |
| Fall time | 5us | |
| Voltage - Forward(Vf) | 1.2V |

* Images are for reference only
Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.

* Images are for reference only
Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.
PC817B-MS technical specifications, attributes, and parameters.
| Attributes | Value | |
|---|---|---|
| Category | Optoisolators/Transistor, Photovoltaic Output Optoisolators | |
| Manufacturer | MSKSEMI | |
| Package | SOP-4 | |
| Load Voltage | 35V | |
| Operating Temperature | -55℃~+110℃ | |
| Forward Current(If) | 50mA | |
| Rise time | 6us | |
| Output Type | Phototransistor | |
| Isolation Voltage(Vrms) | 5kV | |
| Reverse Voltage | 6V | |
| Total Power Dissipation(Pd) | 200mW | |
| Current Transfer Ratio (CTR) Maximum/Saturation Value | 600% | |
| Input type | DC | |
| Current Transfer Ratio (CTR) Minimum | 50% | |
| Vce Saturation(VCE(sat)) | 200mV@20mA,1mA | |
| Fall time | 5us | |
| Voltage - Forward(Vf) | 1.2V |
From components to fully assembled PCBs. JLCPCB supports PCB assembly for the PC817B-MS. Sign up to receive and start your assembly today →
Step 1 - Pre-order the parts you need from JLCPCB.
Step 2 - Place a PCBA order to have those parts assembled onto your boards.
Step 3 - JLCPCB manufactures and assembles your boards in as fast as 3 days.

PC817B-MS datasheets or manufacturer documentation.
Datasheet: PC817B-MS Datasheet (PDF)
The PC817B-MS schematic symbol and PCB footprint are available in the EasyEDA PCB design tool.