What is the 1N4148WS used for?

It is commonly used in high-speed switching circuits, signal clamping, and general-purpose rectification where fast recovery times are required.

What are the key specifications of the 1N4148WS?

It features a 100V peak reverse voltage, 150mA average forward current, 4ns reverse recovery time, and 2pF junction capacitance.

What should engineers review before using the 1N4148WS?

Review the power dissipation limits (400mW) and ensure the PCB layout accommodates the SOD-323 footprint and thermal requirements.

What should sourcing teams check before buying 1N4148WS?

Check lifecycle (Active), compliance data, distributor availability, and approved-source coverage. Current sourcing signal: low; readiness: high_availability.

What is the pinout of 1N4148WS?

Use the 1N4148WS datasheet for the official pinout diagram and pin names. In PartGenie, ask Datasheet AI about 1N4148WS pinout to locate pins, power rails, and interface signals before layout.

1N4148WS Datasheet, Specs, Alternatives & ECAD | onsemi

AI summary

The 1N4148WS is a high-speed, glass-passivated switching diode in a SOD-323 package, suitable for general-purpose signal switching and rectification.

Best for

High-speed signal switching
General-purpose rectification
Automated PCB assembly

Avoid if

High-power rectification exceeding 150mA
Applications requiring high thermal dissipation

Check before use

Forward voltage drop at operating current
Reverse leakage current at high temperatures

Key specifications

Peak Reverse Voltage: 100 V
Forward Current: 150 mA
Reverse Recovery Time: 4 ns
Package: SOD-323

Compliance & Environment

RoHS: ROHS3 Compliant
REACH: -
MSL: -
ECCN: EAR99
HTSUS: 8541.10.0070

Application

General PurposeHigh Speed Switching

Datasheet

Fairchild-Semiconductor-company-11.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for 1N4148WS: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol

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PCB Footprint

Land pattern for PCB layout

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3D Model

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Where to Buy

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Alternative components

Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.

Design and risk insights

Questions & answers

It is a fast-switching, surface-mount diode designed for high-speed signal processing and general-purpose rectification.

AI summary

Best for

Avoid if

Check before use

Key specifications

Compliance & Environment

Application

Datasheet

CAD Models

Where to Buy

Alternative components

Design and risk insights

Questions & answers

What is the 1N4148WS?+×

What is the 1N4148WS used for?+×

What are the key specifications of the 1N4148WS?+×

What should engineers review before using the 1N4148WS?+×

What should sourcing teams check before buying 1N4148WS?+×

What is the pinout of 1N4148WS?+×