2N3904 The 2N3904 is an NPN BJT transistor from NXP Semiconductors, designed for general-purpose switching and amplification. It operates at low power with a 100mA current capability and 100MHz amplification speed.
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2N3904

Available from 1 distributors
Mfr Name: NXP Semiconductors
NXP Semiconductors
The 2N3904 is an NPN BJT transistor from NXP Semiconductors, designed for general-purpose switching and amplification. It operates at low power with a 100mA current capability and 100MHz amplification speed.
✓ Total Stock: 50 pcs
$ Price Range: $0.77

2N3904 Available from 1 distributor

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2N3904 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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2N3904 Description

Short technical summary and product information.

The 2N3904, registered by Motorola in the mid-1960s, is a widely used NPN BJT transistor suitable for general-purpose switching and amplification applications. It is designed for low voltages and currents, making it ideal for non-power amplifier roles.

 

Key electrical specifications include a maximum collector current of 200 mA and a maximum base-emitter voltage of 6 Vdc. The transistor offers amplification speeds up to 100 MHz and a DC current gain (hFE) ranging from a minimum of 40 at 0.1 mA to a maximum of 300 at 10 mAdc.

 

This component is available in the TO-92 package, as well as SOT23 and SOT223 surface-mount packages. Its low-power characteristics and moderate performance make it a versatile choice for various electronic designs requiring reliable switching and amplification.

 

The 2N3904 is part of a series that includes PNP alternatives, offering design flexibility. Its historical significance and continued widespread use underscore its reliability and suitability for many applications.

2N3904 Quick Information

Product Type: Bipolar Junction Transistor (BJT)
Canonical Name: 2N3904 NPN BJT Transistor
Subcategory: Single, Pre-Biased

2N3904 Compliance

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

2N3904 Estimated Pricing

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1+ $0.77 $0.77

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

2N3904 Features

  • NPN BJT transistor for general use.
  • Suitable for switching and amplification.
  • Amplification speed up to 100 MHz.
  • Maximum collector current of 200 mA.
  • Available in TO-92 package.

2N3904 Applications

  • General-purpose switching applications.
  • Low-power amplification circuits.
  • Signal processing tasks.
  • Control circuitry.

2N3904 FAQs

6 frequently asked questions generated from this part’s specifications.
What type of transistor is the 2N3904?

The 2N3904 is an NPN BJT transistor.

What is the maximum collector current for the 2N3904?

The maximum collector current is 200 mA.

What is the amplification speed of the 2N3904?

The amplification speed is up to 100 MHz.

What is the DC current gain (hFE) of the 2N3904 at 0.1 mA?

The minimum DC current gain (hFE) at 0.1 mA is 40.

What is the maximum DC current gain (hFE) for the 2N3904?

The maximum DC current gain (hFE) is 300 at 10 mAdc and 1.0 Vdc.

What package is the 2N3904 available in?

The 2N3904 is available in TO-92, SOT23, and SOT223 packages.

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