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Vishay LS4148GS18 Fast Switching Diode

The LS4148 is a small signal fast switching diode featuring a QuadroMELF SOD-80 package, ideal for high-speed switching applications. It provides low forward voltage and high-reverse voltage capabilities, with a maximum repetitive peak reverse voltage of 100 V and a forward surge current of 2 A. The diode is RoHS compliant, AEC-Q101 qualified, and suitable for compact, high-speed switching circuits. Its thermal resistance is 59 KW and junction temperature up to 175°C, making it reliable for electronic circuit applications demanding fast response and durability.

Authorized Distributors
Source:Newark
Part No:LS4148-GS18
Stock:351
Inv Date:06-09-2026
Price: Unit price: $0.257
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Source:DigiKey
Part No:LS4148-GS18
Stock:46692
Inv Date:06-09-2026
Price: Unit price: $0.25
Buy/RFQ:
Part No:LS4148-GS18
Stock:40644
Inv Date:06-10-2026
Price: Unit price: $0.25
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Part No:LS4148-GS18
Stock:0
Inv Date:06-09-2026
Price: Unit price: $0.0176
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Source:Arrow EU
Part No:LS4148-GS18
Stock:60000
Inv Date:06-10-2026
Price: N/A
Buy/RFQ:
Part No:LS4148-GS18
Stock:4082
Inv Date:06-10-2026
Price: N/A
Buy/RFQ:

Vishay LS4148GS18 Fast Switching Diode Specifications:

  • Case: QuadroMELF SOD-80
  • Weight: approx. 34mg
  • Packaging: Tape and reel (GS18/10K, GS08/2.5K)
  • Repetitive peak reverse voltage: 100 V
  • Reverse voltage: 75 V
  • Peak forward surge current: 2 A
  • Repetitive peak forward current: 500 mA
  • Forward continuous current: 300 mA
  • Average forward current: 150 mA
  • Power dissipation: 500 mW
  • Thermal resistance junction to ambient air: 300 KW
  • Junction temperature: 175°C
  • Storage temperature: -65°C to +175°C
  • Forward voltage (LS4448): 620-720 mV at 5 mA
  • Forward voltage (LS4148): 860-1000 mV at 50 mA
  • Breakdown voltage: 100 V
  • Diode capacitance: 4 pF at 0 V, 1 MHz
  • Reverse recovery time: 8 ns

Buy the Vishay LS4148 U–2013 Reliable Fast Switching Diode for Industrial Applications

Buy the Vishay LS4148 fast switching diode online now and enhance your electronic circuits with high-speed performance and reliability. Designed for rapid switching applications, this diode features a compact QuadroMELF SOD-80 package and delivers low forward voltage with high-reverse voltage capabilities. Certified RoHS compliant and AEC-Q101 qualified, it ensures durability and safety. Whether your need involves high-speed switching, low power loss, or space-saving design, order the LS4148 online today and experience superior quality directly from authorized distributors, ensuring prompt delivery for your project requirements.

Get Vishay LS4148 today—built for precision, high-speed switching, and long-lasting durability.

Frequently Asked Questions

Where can I buy Vishay LS4148GS18?

You can click on the BUY or RFQ button to purchase LS4148GS18 from an authorized Vishay distributor.

How do I troubleshoot issues or seek technical support for part LS4148GS18?

You can download the LS4148GS18 datasheet or visit the Vishay website for support.

Who is the manufacturer of LS4148GS18?

Vishay

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