



- Manufacturer
- MFR.Part #
- PT12-21B/TR8
- JLCPCB Part #
- C264383
- Package
- SMD-3P,3x1mm
- Description
- -25℃~+85℃ 0.4V@2mA 100nA 30V 50mA 75mW 940nm NPN SMD-3P,3x1mm Phototransistors ROHS
- EasyEDA Libraries
- ECCN
- EAR99
- Datasheet
- Source
- JLCPCB
- Assembly Type
- SMT Assembly
- PCBA Type
- Economic and Standard
- MSL Level
- MSL 3
Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.
| Attributes | Value | |
|---|---|---|
| Category | Optoelectronics/Phototransistors | |
| Manufacturer | Everlight Elec | |
| Package | SMD-3P,3x1mm | |
| Operating Temperature | -25℃~+85℃ | |
| Collector - Emitter Voltage VCEO | 30V | |
| Dissipation Power(Max) | 75mW | |
| Current - Dark(Id) | 100nA | |
| Current - Collector(Ic) | 50mA | |
| Vce Saturation(VCE(sat)) | 0.4V@2mA | |
| type | NPN | |
| Peak Wavelength | 940nm |

* Images are for reference only
PT12-21B/TR8
Extended- Manufacturer
- MFR.Part #
- PT12-21B/TR8
- JLCPCB Part #
- C264383
- Package
- SMD-3P,3x1mm
- Description
- -25℃~+85℃ 0.4V@2mA 100nA 30V 50mA 75mW 940nm NPN SMD-3P,3x1mm Phototransistors ROHS
- EasyEDA Libraries
- ECCN
- EAR99
- Datasheet
- Source
- JLCPCB
- Assembly Type
- SMT Assembly
- PCBA Type
- Economic and Standard
- MSL Level
- MSL 3
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 #
- PT12-21B/TR8
- JLCPCB Part #
- C264383
- Package
- SMD-3P,3x1mm
- Description
- -25℃~+85℃ 0.4V@2mA 100nA 30V 50mA 75mW 940nm NPN SMD-3P,3x1mm Phototransistors ROHS
- EasyEDA Libraries
- ECCN
- EAR99
- Datasheet
- Source
- JLCPCB
- Assembly Type
- SMT Assembly
- PCBA Type
- Economic and Standard
- MSL Level
- MSL 3
Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.
PT12-21B/TR8 Specifications
PT12-21B/TR8 technical specifications, attributes, and parameters.
| Attributes | Value | |
|---|---|---|
| Category | Optoelectronics/Phototransistors | |
| Manufacturer | Everlight Elec | |
| Package | SMD-3P,3x1mm | |
| Operating Temperature | -25℃~+85℃ | |
| Collector - Emitter Voltage VCEO | 30V | |
| Dissipation Power(Max) | 75mW | |
| Current - Dark(Id) | 100nA | |
| Current - Collector(Ic) | 50mA | |
| Vce Saturation(VCE(sat)) | 0.4V@2mA | |
| type | NPN | |
| Peak Wavelength | 940nm |
PCB Assembly Tips
From components to fully assembled PCBs. JLCPCB supports PCB assembly for the PT12-21B/TR8. 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.

PT12-21B/TR8 Documents
PT12-21B/TR8 datasheets or manufacturer documentation.
Datasheet: PT12-21B/TR8 Datasheet (PDF)
PT12-21B/TR8 Schematic Symbol & PCB Footprint
The PT12-21B/TR8 schematic symbol and PCB footprint are available in the EasyEDA PCB design tool.