



- MFR.Part #
- MMBT5550
- JLCPCB Part #
- C193745
- Package
- SOT-23
- Description
- -55℃~+150℃ 1 NPN 100nA 140V 225mW 250mV 60 600mA 6V NPN SOT-23 Bipolar (BJT) ROHS
- EasyEDA Libraries
- 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 | Transistors/Thyristors/Bipolar (BJT) | |
| Manufacturer | Jiangsu Changjing Electronics Technology Co., Ltd. | |
| Package | SOT-23 | |
| Operating Temperature | -55℃~+150℃ | |
| Collector - Emitter Voltage VCEO | 140V | |
| Number | 1 NPN | |
| DC Current Gain | 60 | |
| Current - Collector(Ic) | 600mA | |
| Vce Saturation(VCE(sat)) | 250mV | |
| Emitter-Base Voltage(Vebo) | 6V | |
| Pd - Power Dissipation | 225mW | |
| type | NPN | |
| Current - Collector Cutoff | 100nA |

* Images are for reference only
MMBT5550
Extended- MFR.Part #
- MMBT5550
- JLCPCB Part #
- C193745
- Package
- SOT-23
- Description
- -55℃~+150℃ 1 NPN 100nA 140V 225mW 250mV 60 600mA 6V NPN SOT-23 Bipolar (BJT) ROHS
- EasyEDA Libraries
- 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
- MFR.Part #
- MMBT5550
- JLCPCB Part #
- C193745
- Package
- SOT-23
- Description
- -55℃~+150℃ 1 NPN 100nA 140V 225mW 250mV 60 600mA 6V NPN SOT-23 Bipolar (BJT) ROHS
- EasyEDA Libraries
- 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.
MMBT5550 Specifications
MMBT5550 technical specifications, attributes, and parameters.
| Attributes | Value | |
|---|---|---|
| Category | Transistors/Thyristors/Bipolar (BJT) | |
| Manufacturer | Jiangsu Changjing Electronics Technology Co., Ltd. | |
| Package | SOT-23 | |
| Operating Temperature | -55℃~+150℃ | |
| Collector - Emitter Voltage VCEO | 140V | |
| Number | 1 NPN | |
| DC Current Gain | 60 | |
| Current - Collector(Ic) | 600mA | |
| Vce Saturation(VCE(sat)) | 250mV | |
| Emitter-Base Voltage(Vebo) | 6V | |
| Pd - Power Dissipation | 225mW | |
| type | NPN | |
| Current - Collector Cutoff | 100nA |
PCB Assembly Tips
From components to fully assembled PCBs. JLCPCB supports PCB assembly for the MMBT5550. 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.

MMBT5550 Documents
MMBT5550 datasheets or manufacturer documentation.
Datasheet: MMBT5550 Datasheet (PDF)
MMBT5550 Schematic Symbol & PCB Footprint
The MMBT5550 schematic symbol and PCB footprint are available in the EasyEDA PCB design tool.