# 1N4148SOD-323 (Component)
## Description
The 1N4148 SOD-323 is a high-speed switching diode designed for general-purpose signal switching, fast signal processing, and protection applications in compact electronic circuits. Utilizing fast recovery characteristics and low junction capacitance, this diode is widely used in digital circuits, communication equipment, consumer electronics, industrial control systems, and embedded devices.
The device is optimized for high-speed switching performance, enabling rapid response to changing signal conditions while maintaining low power consumption. Its compact SOD-323 surface-mount package makes it ideal for space-constrained PCB layouts and high-density electronic assemblies.
The 1N4148 SOD-323 is commonly employed for signal routing, logic circuit protection, voltage clamping, waveform shaping, and general-purpose switching functions where fast response and reliable operation are required.
Features
High-speed switching diode
Fast reverse recovery characteristics
Low forward voltage drop
Low junction capacitance
Low leakage current
High reliability construction
Compact SOD-323 surface-mount package
Suitable for high-frequency applications
Excellent switching performance
RoHS-compliant construction available
Compatible with automated assembly processes
Wide operating temperature capability
Electrical Characteristics
Silicon switching diode technology
Fast signal switching operation
Low capacitance design
Low reverse leakage performance
High-speed recovery behavior
Stable electrical characteristics
Optimized for digital and analog signal applications
Suitable for low-current switching circuits
Applications
Signal switching circuits
Logic signal routing
Communication equipment
Embedded systems
Consumer electronics
Industrial control systems
Protection circuits
Waveform shaping networks
Signal detection circuits
High-frequency switching applications
Test and measurement equipment
General-purpose electronic designs
Package Information
Package Type: SOD-323
Surface-mount technology
Compact PCB footprint
Suitable for automated pick-and-place assembly
High-density circuit integration capability
Optimized for space-constrained applications
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## Component Details
- **Owner:** lcsc
- **Created:** 11/5/2024
- **Last Updated:** 6/2/2026
- **Visibility:** Public
- **Manufacturer Name:** JKSEMI(้ๅผ็)
- **JLCPCB Part Class:** Extended Part
- **Manufacturer Part Number:** 1N4148SOD-323
- **Part Type:** Switching Diode
- **LCSC Part Number:** C2972761
- **Package or Case Code:** SOD-323_L1.7-W1.3-LS2.5-RD
- **Datasheet URL:** https://www.lcsc.com/datasheet/C2972761.pdf?spm=wm.sxq.inf.ggs&lcsc_vid=FAAIAQFTEVZYVVwCT1ldXwEFRwRWAlRXEVRbUQEFFgAxVlNeR1VeXlNUQFVXVjsOAxUeFF5JWBYZEEoKFBINSQcJGk4dAgUUFAk%3D
- **Used in:** 381 projects
## Distributor Pricing (qty 1)
*Pricing shown for quantity 1. For price breaks and other quantities, open in Flux.*
| Distributor | Unit Price (qty 1) | Stock |
|------------|--------------------|-------|
| [LCSC](https://www.lcsc.com/product-detail/C2972761.html) | N/A | N/A |
- **Part Type:** Diodes
- **Sub-Type:** PIN
- **MPN:** 1N4148SOD-323
- **Mount Type:** Surface Mount
- **Package / Case Code:** 323-SOD
- **Pin Count:** 2
- **Compliance:** Rohs
## Pins
| Pin | Name | Type |
|-----|------|------|
| 1 | K | |
| 2 | A | |
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*Generated from [https://www.flux.ai/lcsc/1n4148sod-323~jttv](https://www.flux.ai/lcsc/1n4148sod-323~jttv)*