



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 | UMW(Youtai Semiconductor Co., Ltd.) | |
| Package | SMD-4P | |
| Load Voltage | 55V | |
| Operating Temperature | -55℃~+100℃ | |
| Rise time | 2us | |
| Output Type | Phototransistor | |
| Output Current | 50mA | |
| Isolation Voltage(Vrms) | 2.5kV | |
| Reverse Voltage | 5V | |
| Current Transfer Ratio (CTR) Maximum/Saturation Value | 600% | |
| Number of Outputs | 1 | |
| Current Transfer Ratio (CTR) Minimum | 50% | |
| Vce Saturation(VCE(sat)) | 400mV@2.4mA,8mA | |
| Fall time | 3us | |
| Voltage - Forward(Vf) | 1.15V |

* 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.
TLP521GB-S(UMW) technical specifications, attributes, and parameters.
| Attributes | Value | |
|---|---|---|
| Category | Optoisolators/Transistor, Photovoltaic Output Optoisolators | |
| Manufacturer | UMW(Youtai Semiconductor Co., Ltd.) | |
| Package | SMD-4P | |
| Load Voltage | 55V | |
| Operating Temperature | -55℃~+100℃ | |
| Rise time | 2us | |
| Output Type | Phototransistor | |
| Output Current | 50mA | |
| Isolation Voltage(Vrms) | 2.5kV | |
| Reverse Voltage | 5V | |
| Current Transfer Ratio (CTR) Maximum/Saturation Value | 600% | |
| Number of Outputs | 1 | |
| Current Transfer Ratio (CTR) Minimum | 50% | |
| Vce Saturation(VCE(sat)) | 400mV@2.4mA,8mA | |
| Fall time | 3us | |
| Voltage - Forward(Vf) | 1.15V |
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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.

TLP521GB-S(UMW) datasheets or manufacturer documentation.
Datasheet: TLP521GB-S(UMW) Datasheet (PDF)
The TLP521GB-S(UMW) schematic symbol and PCB footprint are available in the EasyEDA PCB design tool.