



- Manufacturer
- MFR.Part #
- KMSMD300
- JLCPCB Part #
- C42441134
- Package
- 1812
- Description
- -40℃~+85℃ 1.2W 100A 12mΩ 1mm 3.41mm 3A 4.73mm 5s 60mΩ 6A 6V 1812 Resettable Fuses ROHS
- EasyEDA Libraries
- ECCN
- EAR99
- 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 | Circuit Protection/Resettable Fuses | |
| Manufacturer | KUU | |
| Package | 1812 | |
| Operating Temperature | -40℃~+85℃ | |
| Power Dissipation | 1.2W | |
| Voltage - Max | 6V | |
| Time to Trip(Max) | 5s | |
| Length | 4.73mm | |
| Resistance - Initial (Ri) (Min) | 12mΩ | |
| Trip Current | 6A | |
| Hold Current | 3A | |
| Height | 1mm | |
| Current - Max | 100A | |
| Width | 3.41mm | |
| Resistance - Post Trip (R1) (Max) | 60mΩ |

* Images are for reference only
KMSMD300
Extended- Manufacturer
- MFR.Part #
- KMSMD300
- JLCPCB Part #
- C42441134
- Package
- 1812
- Description
- -40℃~+85℃ 1.2W 100A 12mΩ 1mm 3.41mm 3A 4.73mm 5s 60mΩ 6A 6V 1812 Resettable Fuses ROHS
- EasyEDA Libraries
- ECCN
- EAR99
- 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 #
- KMSMD300
- JLCPCB Part #
- C42441134
- Package
- 1812
- Description
- -40℃~+85℃ 1.2W 100A 12mΩ 1mm 3.41mm 3A 4.73mm 5s 60mΩ 6A 6V 1812 Resettable Fuses ROHS
- EasyEDA Libraries
- ECCN
- EAR99
- 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.
KMSMD300 Specifications
KMSMD300 technical specifications, attributes, and parameters.
| Attributes | Value | |
|---|---|---|
| Category | Circuit Protection/Resettable Fuses | |
| Manufacturer | KUU | |
| Package | 1812 | |
| Operating Temperature | -40℃~+85℃ | |
| Power Dissipation | 1.2W | |
| Voltage - Max | 6V | |
| Time to Trip(Max) | 5s | |
| Length | 4.73mm | |
| Resistance - Initial (Ri) (Min) | 12mΩ | |
| Trip Current | 6A | |
| Hold Current | 3A | |
| Height | 1mm | |
| Current - Max | 100A | |
| Width | 3.41mm | |
| Resistance - Post Trip (R1) (Max) | 60mΩ |
PCB Assembly Tips
From components to fully assembled PCBs. JLCPCB supports PCB assembly for the KMSMD300. 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.

KMSMD300 Documents
KMSMD300 datasheets or manufacturer documentation.
KMSMD300 Schematic Symbol & PCB Footprint
The KMSMD300 schematic symbol and PCB footprint are available in the EasyEDA PCB design tool.