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1N4148W is listed in the Single Diodes range at ChipApex. The manufacturer field lists Diotec Semiconductor. Its product description is DIODE STANDARD 75V 150MA SOD123F. Review the specifications below when checking this part for your BOM.
The Diotec Semiconductor 1N4148W is a small signal switching diode housed in the SOD-123F surface-mount package. It features a maximum average forward current of 150 mA and a repetitive peak reverse voltage of 100 V. The device exhibits a very low junction capacitance of approximately 2 pF at 0 V and a reverse recovery time of less than 4 ns. Operating temperatures range from -55°C to +150°C, with power dissipation rated at 400 mW on a PCB.
Verify the specific suffix when ordering. The standard version is commercial grade. Versions with the -Q suffix are AEC-Q101 compliant, while those with the -AQ suffix are AEC-Q101 qualified. Confirm these designations match your project's reliability requirements before procurement.
Select this component for general-purpose high-speed switching where low capacitance is critical. Ensure the circuit operates within the 150 mA continuous current limit. Verify that the chosen suffix meets any automotive or industrial qualification standards required by the final application.
This part belongs to the 1N4148/1N4448 family of small signal switching diodes. While sharing similar electrical characteristics, it utilizes the SOD-123F surface-mount footprint instead of traditional through-hole packages like DO-35. This allows for compact board designs requiring automated assembly.
Diotec lists the 1N4148W as a parameter-equivalent replacement for other manufacturers' 1N4148W variants. Cross-reference pinouts and thermal resistance values if substituting components from different suppliers.
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