



- Manufacturer
- MFR.Part #
- TLP521-1XGBSM
- JLCPCB Part #
- C2977584
- Package
- SOP-4-2.54mm
- Description
- -30℃~+100℃ 1 1.15V 3us 400mV@8mA,1mA 4us 5.3kV 50% 50mA 50mA 55V 600% 6V DC Phototransistor SOP-4-2.54mm Transistor, Photovoltaic Output Optoisolators ROHS
- EasyEDA Libraries
- ECCN
- EAR99
- Datasheet
- Source
- JLCPCB
- Assembly Type
- SMT Assembly
- PCBA Type
- Economic and Standard
- MSL Level
- MSL 1
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 | Isocom Components | |
| Package | SOP-4-2.54mm | |
| Load Voltage | 55V | |
| Operating Temperature | -30℃~+100℃ | |
| Forward Current(If) | 50mA | |
| Rise time | 4us | |
| Output Type | Phototransistor | |
| Output Current | 50mA | |
| Isolation Voltage(Vrms) | 5.3kV | |
| Reverse Voltage | 6V | |
| Current Transfer Ratio (CTR) Maximum/Saturation Value | 600% | |
| Number of Outputs | 1 | |
| Input type | DC | |
| Current Transfer Ratio (CTR) Minimum | 50% | |
| Vce Saturation(VCE(sat)) | 400mV@8mA,1mA | |
| Fall time | 3us | |
| Voltage - Forward(Vf) | 1.15V |

* Images are for reference only
TLP521-1XGBSM
Extended- Manufacturer
- MFR.Part #
- TLP521-1XGBSM
- JLCPCB Part #
- C2977584
- Package
- SOP-4-2.54mm
- Description
- -30℃~+100℃ 1 1.15V 3us 400mV@8mA,1mA 4us 5.3kV 50% 50mA 50mA 55V 600% 6V DC Phototransistor SOP-4-2.54mm Transistor, Photovoltaic Output Optoisolators ROHS
- EasyEDA Libraries
- ECCN
- EAR99
- Datasheet
- Source
- JLCPCB
- Assembly Type
- SMT Assembly
- PCBA Type
- Economic and Standard
- MSL Level
- MSL 1
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
- Manufacturer
- MFR.Part #
- TLP521-1XGBSM
- JLCPCB Part #
- C2977584
- Package
- SOP-4-2.54mm
- Description
- -30℃~+100℃ 1 1.15V 3us 400mV@8mA,1mA 4us 5.3kV 50% 50mA 50mA 55V 600% 6V DC Phototransistor SOP-4-2.54mm Transistor, Photovoltaic Output Optoisolators ROHS
- EasyEDA Libraries
- ECCN
- EAR99
- Datasheet
- Source
- JLCPCB
- Assembly Type
- SMT Assembly
- PCBA Type
- Economic and Standard
- MSL Level
- MSL 1
Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.
TLP521-1XGBSM Specifications
TLP521-1XGBSM technical specifications, attributes, and parameters.
| Attributes | Value | |
|---|---|---|
| Category | Optoisolators/Transistor, Photovoltaic Output Optoisolators | |
| Manufacturer | Isocom Components | |
| Package | SOP-4-2.54mm | |
| Load Voltage | 55V | |
| Operating Temperature | -30℃~+100℃ | |
| Forward Current(If) | 50mA | |
| Rise time | 4us | |
| Output Type | Phototransistor | |
| Output Current | 50mA | |
| Isolation Voltage(Vrms) | 5.3kV | |
| Reverse Voltage | 6V | |
| Current Transfer Ratio (CTR) Maximum/Saturation Value | 600% | |
| Number of Outputs | 1 | |
| Input type | DC | |
| Current Transfer Ratio (CTR) Minimum | 50% | |
| Vce Saturation(VCE(sat)) | 400mV@8mA,1mA | |
| Fall time | 3us | |
| Voltage - Forward(Vf) | 1.15V |
PCB Assembly Tips
From components to fully assembled PCBs. JLCPCB supports PCB assembly for the TLP521-1XGBSM. Sign up to receive and start your assembly today →
- 1
Step 1 - Pre-order the parts you need from JLCPCB.
- 2
Step 2 - Place a PCBA order to have those parts assembled onto your boards.
- 3
Step 3 - JLCPCB manufactures and assembles your boards in as fast as 3 days.

TLP521-1XGBSM Documents
TLP521-1XGBSM datasheets or manufacturer documentation.
Datasheet: TLP521-1XGBSM Datasheet (PDF)
TLP521-1XGBSM Schematic Symbol & PCB Footprint
The TLP521-1XGBSM schematic symbol and PCB footprint are available in the EasyEDA PCB design tool.