2N3955 The Intersil 2N3955 is an N-Channel Dual Silicon Junction Field-Effect Transistor in a TO-71 package. It offers a V(BR)GSS of -50V and a maximum gate current of 50mA.
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2N3955

Available from 1 distributors
Mfr Name: Intersil
Intersil
The Intersil 2N3955 is an N-Channel Dual Silicon Junction Field-Effect Transistor in a TO-71 package. It offers a V(BR)GSS of -50V and a maximum gate current of 50mA.
✓ Total Stock: 1 pcs
$ Price Range: $0.77

2N3955 Available from 1 distributor

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2N3955 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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Manufacturer Name
Noise Figure

2N3955 Description

Short technical summary and product information.

The 2N3955 from Intersil is an N-Channel Dual Silicon Junction Field-Effect Transistor designed for various amplification applications. It features a TO-71 package, making it suitable for through-hole mounting.

 

Key electrical characteristics include a Gate Source Breakdown Voltage (V(BR)GSS) of -50V and a maximum Gate Current (IG) of 50mA. The device can dissipate up to 250mW per side at 25°C, with a power derating of 4.3mW/°C. Static electrical characteristics include a Gate Reverse Current (IGSS) of -100pA and a Gate Source Cutoff Voltage (VGS(OFF)) ranging from -1V to -4.5V.

 

Dynamic electrical characteristics are also specified, with Common Source Forward Transconductance (gfs) ranging from 1000µS to 3000µS at 1kHz and 1000µS at 200MHz. Input capacitance (Ciss) is 444pF, and output capacitance (Crss) is 1.2pF.

 

This dual junction FET is suitable for applications requiring high input impedance amplifiers and low to medium frequency differential amplifiers.

2N3955 Quick Information

Product Type: N-Channel Dual Silicon Junction Field-Effect Transistor
Canonical Name: 2N3955 N-Channel Dual Silicon Junction Field-Effect Transistor
Subcategory: Dual Junction FET

2N3955 Compliance

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

2N3955 Estimated Pricing

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1+ $0.77 $0.77

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

2N3955 Features

  • N-Channel Dual Silicon Junction FET
  • TO-71 package for through-hole mounting
  • High input impedance amplifiers
  • Low and medium frequency differential amplifiers
  • Maximum Gate Current: 50mA

2N3955 Applications

  • Used in high input impedance circuits
  • Suitable for differential amplifiers
  • Designed for low frequency applications
  • Ideal for medium frequency circuits

2N3955 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the Gate Source Breakdown Voltage for the 2N3955?

The Gate Source Breakdown Voltage (V(BR)GSS) is -50V.

What is the maximum Gate Current for the 2N3955?

The maximum Gate Current (IG) is 50mA.

What is the power dissipation of the 2N3955?

The total device power dissipation is 250mW per side at 25°C, and 500mW for both sides at 85°C case temperature.

What package type is the 2N3955 available in?

The 2N3955 is available in a TO-71 package.

What is the typical Common Source Forward Transconductance at 1kHz?

The typical Common Source Forward Transconductance (gfs) at 1kHz is 1000µS to 3000µS.

What is the typical Common Source Input Capacitance?

The typical Common Source Input Capacitance (Ciss) is 444pF.

What is the typical Noise Figure?

The typical Noise Figure (NF) is 0.5dB.

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