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1N4148 The Varitronix 1N4148 is a small signal fast switching diode designed for extreme fast switching applications. It features a 100V repetitive peak reverse voltage and a 200mA average forward current.
Mfr Part #:

1N4148

Available from 1 distributors
Mfr Name: Varitronix
Varitronix
The Varitronix 1N4148 is a small signal fast switching diode designed for extreme fast switching applications. It features a 100V repetitive peak reverse voltage and a 200mA average forward current.
✓ Total Stock: 2,000 pcs
$ Price Range: $1.20

1N4148 Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Braun Electronic Components ✓
Non-Authorised Inventory information
2,000 pcs
On Request
2000 pcs On Request 1 On Request On Request On Request On Request On Request
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

1N4148 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Capacitance @ Vr, F
Diode Capacitance
Forward Voltage
Lead Style
Mounting Type
Peak Forward Surge Current
Reverse Voltage
Storage Temperature
Supplier Device Package
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1N4148 Description

Short technical summary and product information.

The 1N4148 from Varitronix is a silicon epitaxial planar diode designed for high-speed switching applications. It offers a repetitive peak reverse voltage of 100V and a reverse voltage of 75V. The diode can handle a forward continuous current of 300mA and an average forward current of 150mA.

 

Key electrical characteristics include a maximum forward voltage of 1V at 10mA and a maximum reverse leakage current of 25nA at 20V. The diode capacitance is a maximum of 4pF at 0V and 1MHz. Its fast switching capability is highlighted by a reverse recovery time as low as 4ns under specific conditions.

 

Packaged in a DO-35 (DO-204AH) case, the 1N4148 is suitable for through-hole mounting. The operating junction temperature can reach up to 175°C, with a storage temperature range of -65°C to +150°C. This diode is electrically equivalent to the 1N914.

 

Applications for the 1N4148 include extreme fast switching circuits. Its robust specifications make it a reliable choice for various electronic designs requiring rapid signal processing.

1N4148 Quick Information

Product Type: Diode
Canonical Name: 1N4148 Small Signal Fast Switching Diode
Subcategory: Single Diode

1N4148 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

1N4148 Estimated Pricing

Qty Low High
1+ $1.20 $1.20

Estimated market price range - modelled values for guidance only, not live distributor offers.

1N4148 Features

  • 100V repetitive peak reverse voltage
  • 200mA average rectified current
  • 4ns maximum reverse recovery time
  • DO-35 axial package
  • Suitable for fast switching applications

1N4148 Applications

  • Suitable for high-speed switching circuits.
  • Used in general purpose rectification.
  • Integrated into signal processing applications.
  • Applied in voltage clamping circuits.
  • Utilized in various electronic designs.

1N4148 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the maximum repetitive peak reverse voltage for the 1N4148?

The maximum repetitive peak reverse voltage for the 1N4148 is 100V.

What is the maximum average rectified current of the 1N4148?

The maximum average rectified current is 200mA.

What is the maximum forward voltage of the 1N4148?

The maximum forward voltage is 1V when the forward current is 10mA.

What is the reverse recovery time of the 1N4148?

The reverse recovery time is 4ns.

What is the maximum reverse current for the 1N4148?

The maximum reverse current is 25nA at a reverse voltage of 20V.

What is the diode capacitance of the 1N4148?

The diode capacitance is 4pF at 0V and 1MHz.

What is the maximum junction temperature for the 1N4148?

The maximum junction temperature is 175°C.

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